Capacity Capacity |
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Mounting Orientation Mounting Orientation |
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Lifting Screw Material Lifting Screw Material |
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Tube Length Tube Length |
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Input Starting Torque Input Starting Torque |
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More
Broad, strong Acme threads make these screw jacks better than ball screw jacks for heavy loads, intermittent positioning applications, and where vibration is present. Screw jacks come assembled, threaded, and ready for hookup. Connect a motor or hand-crank shaft to the screw jack shaft to lift, hold, position, and level loads.
Travel distance per turn, also known as screw lead, is the distance a load moves with one revolution of the shaft.
For technical drawings and 3-D models, click on a part number.
Keyway | Body | Tube | Attachment Thread | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Travel Lg. | Lifting Screw Thread Size | Travel Distance per Turn | Shaft Dia. | Lg. | Wd. | Dp. | Lg. | Wd. | Dp. | Lg. | Dia. | Bearing Thick. | Lg. | Size | Input Starting Torque | Each | |
Upright | |||||||||||||||||
250-lbs. Capacity—Carbon Steel Lifting Screw | |||||||||||||||||
3" | 1/2"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 3 7/16" | 27/32" | __ | 1 5/8" | 1/2"-20 | 7 in.-lbs. @ 500 rpm | 0000000 | 0000000 |
6" | 1/2"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 6 7/16" | 27/32" | __ | 1 5/8" | 1/2"-20 | 7 in.-lbs. @ 500 rpm | 0000000 | 000000 |
9" | 1/2"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 9 7/16" | 27/32" | __ | 1 5/8" | 1/2"-20 | 7 in.-lbs. @ 500 rpm | 0000000 | 000000 |
12" | 1/2"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 12 7/16" | 27/32" | __ | 1 5/8" | 1/2"-20 | 7 in.-lbs. @ 500 rpm | 0000000 | 000000 |
500-lbs. Capacity—304 Stainless Steel Lifting Screw | |||||||||||||||||
3" | 5/8"-4 | 0.05" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 3 7/16" | 27/32" | __ | 1 1/2" | 1/2"-20 | 17 in.-lbs. @ 500 rpm | 0000000 | 000000 |
6" | 5/8"-4 | 0.05" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 6 7/16" | 27/32" | __ | 1 1/2" | 1/2"-20 | 17 in.-lbs. @ 500 rpm | 0000000 | 000000 |
9" | 5/8"-4 | 0.05" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 9 7/16" | 27/32" | __ | 1 1/2" | 1/2"-20 | 17 in.-lbs. @ 500 rpm | 0000000 | 000000 |
12" | 5/8"-4 | 0.05" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 12 7/16" | 27/32" | __ | 1 1/2" | 1/2"-20 | 17 in.-lbs. @ 500 rpm | 0000000 | 000000 |
1,000-lbs. Capacity—304 Stainless Steel Lifting Screw | |||||||||||||||||
3" | 5/8"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 3 3/8" | 7/8" | __ | 1" | 3/8"-24 | 30 in.-lbs. @ 500 rpm | 0000000 | 000000 |
6" | 5/8"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 6 3/8" | 7/8" | __ | 1" | 3/8"-24 | 30 in.-lbs. @ 500 rpm | 0000000 | 000000 |
9" | 5/8"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 9 3/8" | 7/8" | __ | 1" | 3/8"-24 | 30 in.-lbs. @ 500 rpm | 0000000 | 000000 |
12" | 5/8"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 12 3/8" | 7/8" | __ | 1" | 3/8"-24 | 30 in.-lbs. @ 500 rpm | 0000000 | 000000 |
2,000-lbs. Capacity—Carbon Steel Lifting Screw | |||||||||||||||||
4" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 3 7/8" | 1 5/16" | __ | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
5" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 4 7/8" | 1 5/16" | __ | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
6" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 5 7/8" | 1 5/16" | __ | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
8" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 7 7/8" | 1 5/16" | __ | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
10" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 9 7/8" | 1 5/16" | __ | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
12" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 11 7/8" | 1 5/16" | __ | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
14" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 13 7/8" | 1 5/16" | __ | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
16" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 15 7/8" | 1 5/16" | __ | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
18" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 17 7/8" | 1 5/16" | __ | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
20" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 19 7/8" | 1 5/16" | __ | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
24" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 23 7/8" | 1 5/16" | __ | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
30" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 29 7/8" | 1 5/16" | __ | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
36" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 35 7/8" | 1 5/16" | __ | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
4,000-lbs. Capacity—Carbon Steel Lifting Screw | |||||||||||||||||
4" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 4 1/8" | 7" | 5" | 3 3/4" | 1 21/32" | __ | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
6" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 4 1/8" | 7" | 5" | 5 3/4" | 1 21/32" | __ | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
8" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 4 1/8" | 7" | 5" | 7 3/4" | 1 21/32" | __ | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
10" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 4 1/8" | 7" | 5" | 9 3/4" | 1 21/32" | __ | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
12" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 4 1/8" | 7" | 5" | 11 3/4" | 1 21/32" | __ | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
14" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 4 1/8" | 7" | 5" | 13 3/4" | 1 21/32" | __ | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
16" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 4 1/8" | 7" | 5" | 15 3/4" | 1 21/32" | __ | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
18" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 4 1/8" | 7" | 5" | 17 3/4" | 1 21/32" | __ | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
20" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 4 1/8" | 7" | 5" | 19 3/4" | 1 21/32" | __ | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
24" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 4 1/8" | 7" | 5" | 23 3/4" | 1 21/32" | __ | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
30" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 4 1/8" | 7" | 5" | 29 3/4" | 1 21/32" | __ | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
36" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 4 1/8" | 7" | 5" | 35 3/4" | 1 21/32" | __ | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
10,000-lbs. Capacity—Carbon Steel Lifting Screw | |||||||||||||||||
4" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5 1/2" | 6" | 8" | 3 3/4" | 2 3/8" | __ | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
5" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5 1/2" | 6" | 8" | 4 3/4" | 2 3/8" | __ | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
8" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5 1/2" | 6" | 8" | 7 3/4" | 2 3/8" | __ | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
10" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5 1/2" | 6" | 8" | 9 3/4" | 2 3/8" | __ | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
12" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5 1/2" | 6" | 8" | 11 3/4" | 2 3/8" | __ | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
14" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5 1/2" | 6" | 8" | 13 3/4" | 2 3/8" | __ | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
16" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5 1/2" | 6" | 8" | 15 3/4" | 2 3/8" | __ | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
18" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5 1/2" | 6" | 8" | 17 3/4" | 2 3/8" | __ | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
20" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5 1/2" | 6" | 8" | 19 3/4" | 2 3/8" | __ | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
24" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5 1/2" | 6" | 8" | 23 3/4" | 2 3/8" | __ | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
30" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5 1/2" | 6" | 8" | 29 3/4" | 2 3/8" | __ | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
36" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5 1/2" | 6" | 8" | 35 3/4" | 2 3/8" | __ | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
72" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5 1/2" | 6" | 8" | 71 3/4" | 2 3/8" | __ | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 00000000 |
Inverted | |||||||||||||||||
250-lbs. Capacity—Carbon Steel Lifting Screw | |||||||||||||||||
3" | 1/2"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 3 7/16" | 27/32" | 1/4" | 1 5/8" | 1/2"-20 | 7 in.-lbs. @ 500 rpm | 0000000 | 000000 |
6" | 1/2"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 6 7/16" | 27/32" | 1/4" | 1 5/8" | 1/2"-20 | 7 in.-lbs. @ 500 rpm | 0000000 | 000000 |
9" | 1/2"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 9 7/16" | 27/32" | 1/4" | 1 5/8" | 1/2"-20 | 7 in.-lbs. @ 500 rpm | 0000000 | 000000 |
12" | 1/2"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 12 7/16" | 27/32" | 1/4" | 1 5/8" | 1/2"-20 | 7 in.-lbs. @ 500 rpm | 0000000 | 000000 |
500-lbs. Capacity—304 Stainless Steel Lifting Screw | |||||||||||||||||
3" | 5/8"-4 | 0.05" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 3 7/16" | 27/32" | 1/4" | 1 1/2" | 1/2"-20 | 17 in.-lbs. @ 500 rpm | 0000000 | 000000 |
6" | 5/8"-4 | 0.05" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 6 7/16" | 27/32" | 1/4" | 1 1/2" | 1/2"-20 | 17 in.-lbs. @ 500 rpm | 0000000 | 000000 |
9" | 5/8"-4 | 0.05" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 9 7/16" | 27/32" | 1/4" | 1 1/2" | 1/2"-20 | 17 in.-lbs. @ 500 rpm | 0000000 | 000000 |
12" | 5/8"-4 | 0.05" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 12 7/16" | 27/32" | 1/4" | 1 1/2" | 1/2"-20 | 17 in.-lbs. @ 500 rpm | 0000000 | 000000 |
1,000-lbs. Capacity—304 Stainless Steel Lifting Screw | |||||||||||||||||
3" | 5/8"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 3 3/8" | 7/8" | 1/4" | 1" | 3/8"-24 | 30 in.-lbs. @ 500 rpm | 0000000 | 000000 |
6" | 5/8"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 6 3/8" | 7/8" | 1/4" | 1" | 3/8"-24 | 30 in.-lbs. @ 500 rpm | 0000000 | 000000 |
9" | 5/8"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 9 3/8" | 7/8" | 1/4" | 1" | 3/8"-24 | 30 in.-lbs. @ 500 rpm | 0000000 | 000000 |
12" | 5/8"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 12 3/8" | 7/8" | 1/4" | 1" | 3/8"-24 | 30 in.-lbs. @ 500 rpm | 0000000 | 000000 |
2,000-lbs. Capacity—Carbon Steel Lifting Screw | |||||||||||||||||
4" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 3 7/8" | 1 5/16" | 1/4" | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
6" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 5 7/8" | 1 5/16" | 1/4" | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
8" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 7 7/8" | 1 5/16" | 1/4" | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
10" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 9 7/8" | 1 5/16" | 1/4" | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
12" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 11 7/8" | 1 5/16" | 1/4" | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
14" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 13 7/8" | 1 5/16" | 1/4" | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
16" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 15 7/8" | 1 5/16" | 1/4" | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
18" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 17 7/8" | 1 5/16" | 1/4" | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
20" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 19 7/8" | 1 5/16" | 1/4" | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
24" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 23 7/8" | 1 5/16" | 1/4" | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
30" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 29 7/8" | 1 5/16" | 1/4" | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
36" | 3/4"-5 | 0.04" | 1/2" | 1" | 1/8" | 1/16" | 3 5/16" | 5" | 3 31/32" | 35 7/8" | 1 5/16" | 1/4" | 3/4" | 1/2"-13 | 52 in.-lbs. @ 500 rpm | 000000000 | 000000 |
4,000-lbs. Capacity—Carbon Steel Lifting Screw | |||||||||||||||||
4" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 3 3/4" | 7" | 5" | 3 3/4" | 1 21/32" | 5/16" | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
6" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 3 3/4" | 7" | 5" | 5 3/4" | 1 21/32" | 5/16" | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
8" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 3 3/4" | 7" | 5" | 7 3/4" | 1 21/32" | 5/16" | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
10" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 3 3/4" | 7" | 5" | 9 3/4" | 1 21/32" | 5/16" | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
12" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 3 3/4" | 7" | 5" | 11 3/4" | 1 21/32" | 5/16" | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
14" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 3 3/4" | 7" | 5" | 13 3/4" | 1 21/32" | 5/16" | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
16" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 3 3/4" | 7" | 5" | 15 3/4" | 1 21/32" | 5/16" | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
18" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 3 3/4" | 7" | 5" | 17 3/4" | 1 21/32" | 5/16" | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
20" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 3 3/4" | 7" | 5" | 19 3/4" | 1 21/32" | 5/16" | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
24" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 3 3/4" | 7" | 5" | 23 3/4" | 1 21/32" | 5/16" | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
30" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 3 3/4" | 7" | 5" | 29 3/4" | 1 21/32" | 5/16" | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
36" | 1"-4 | 0.042" | 1/2" | 1 3/16" | 1/8" | 1/16" | 3 3/4" | 7" | 5" | 35 3/4" | 1 21/32" | 5/16" | 1 1/16" | 5/8"-18 | 156 in.-lbs. @ 500 rpm | 000000000 | 000000 |
10,000-lbs. Capacity—Carbon Steel Lifting Screw | |||||||||||||||||
4" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5" | 6" | 8" | 3 3/4" | 2 3/8" | 1/2" | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
6" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5" | 6" | 8" | 5 3/4" | 2 3/8" | 1/2" | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
8" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5" | 6" | 8" | 7 3/4" | 2 3/8" | 1/2" | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
10" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5" | 6" | 8" | 9 3/4" | 2 3/8" | 1/2" | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
12" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5" | 6" | 8" | 11 3/4" | 2 3/8" | 1/2" | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
14" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5" | 6" | 8" | 13 3/4" | 2 3/8" | 1/2" | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
16" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5" | 6" | 8" | 15 3/4" | 2 3/8" | 1/2" | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
18" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5" | 6" | 8" | 17 3/4" | 2 3/8" | 1/2" | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
20" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5" | 6" | 8" | 19 3/4" | 2 3/8" | 1/2" | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
24" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5" | 6" | 8" | 23 3/4" | 2 3/8" | 1/2" | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
30" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5" | 6" | 8" | 29 3/4" | 2 3/8" | 1/2" | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
36" | 1 1/2"-2 2/3" | 0.063" | 3/4" | 1 7/16" | 3/16" | 3/32" | 5" | 6" | 8" | 35 3/4" | 2 3/8" | 1/2" | 1 1/2" | 1"-14 | 440 in.-lbs. @ 300 rpm | 000000000 | 000000 |
Add a flat mounting surface to a screw jack to support loads. Plates rotate in unison with the lifting screw.
Attach these fittings to the end of a screw jack to create pivoting connections with clevis rod ends and other linkages. Fittings rotate in unison with the lifting screw.
The mounting plate provides a flat surface for supporting loads. Broad, strong Acme lead screw threads make these screw jacks good for heavy loads, intermittent positioning applications, and where vibration is present. Connect a motor or hand-crank shaft to the screw jack shaft to lift, hold, position, and level loads. Screw jacks come assembled, threaded, and ready for hookup.
Travel distance per turn, also known as screw lead, is the distance a load moves with one revolution of the shaft.
For technical drawings and 3-D models, click on a part number.
Keyway | Body | Tube | Mounting Plate Mounting Holes | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Travel Lg. | Lifting Screw Thread Size | Travel Distance per Turn | Shaft Dia. | Lg. | Wd. | Dp. | Lg. | Wd. | Dp. | Lg. | Dia. | Bearing Thick. | Ctr.-to-Ctr. | Dia. | No. of | Input Starting Torque | Each | |
Upright | ||||||||||||||||||
250-lbs. Capacity—Carbon Steel Lifting Screw | ||||||||||||||||||
3" | 1/2"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 3 7/16" | 27/32" | __ | 1 1/2" | 9/32" | 4 | 7 in.-lbs. @ 500 rpm | 0000000 | 0000000 |
6" | 1/2"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 6 7/16" | 27/32" | __ | 1 1/2" | 9/32" | 4 | 7 in.-lbs. @ 500 rpm | 0000000 | 000000 |
9" | 1/2"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 9 7/16" | 27/32" | __ | 1 1/2" | 9/32" | 4 | 7 in.-lbs. @ 500 rpm | 0000000 | 000000 |
12" | 1/2"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 12 7/16" | 27/32" | __ | 1 1/2" | 9/32" | 4 | 7 in.-lbs. @ 500 rpm | 0000000 | 000000 |
500-lbs. Capacity—304 Stainless Steel Lifting Screw | ||||||||||||||||||
3" | 5/8"-4 | 0.05" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 3 7/16" | 27/32" | __ | 1 1/2" | 9/32" | 4 | 17 in.-lbs. @ 500 rpm | 0000000 | 000000 |
6" | 5/8"-4 | 0.05" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 6 7/16" | 27/32" | __ | 1 1/2" | 9/32" | 4 | 17 in.-lbs. @ 500 rpm | 0000000 | 000000 |
9" | 5/8"-4 | 0.05" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 9 7/16" | 27/32" | __ | 1 1/2" | 9/32" | 4 | 17 in.-lbs. @ 500 rpm | 0000000 | 000000 |
12" | 5/8"-4 | 0.05" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 12 7/16" | 27/32" | __ | 1 1/2" | 9/32" | 4 | 17 in.-lbs. @ 500 rpm | 0000000 | 000000 |
1,000-lbs. Capacity—304 Stainless Steel Lifting Screw | ||||||||||||||||||
3" | 5/8"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 3 3/8" | 7/8" | __ | 1 1/2" | 9/32" | 4 | 30 in.-lbs. @ 500 rpm | 0000000 | 000000 |
6" | 5/8"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 6 3/8" | 7/8" | __ | 1 1/2" | 9/32" | 4 | 30 in.-lbs. @ 500 rpm | 0000000 | 000000 |
9" | 5/8"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 9 3/8" | 7/8" | __ | 1 1/2" | 9/32" | 4 | 30 in.-lbs. @ 500 rpm | 0000000 | 000000 |
12" | 5/8"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 3/8" | 4" | 2 27/32" | 12 3/8" | 7/8" | __ | 1 1/2" | 9/32" | 4 | 30 in.-lbs. @ 500 rpm | 0000000 | 000000 |
Inverted | ||||||||||||||||||
250-lbs. Capacity—Carbon Steel Lifting Screw | ||||||||||||||||||
3" | 1/2"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 3 7/16" | 27/32" | 1/4" | 1 1/2" | 9/32" | 4 | 7 in.-lbs. @ 500 rpm | 0000000 | 000000 |
6" | 1/2"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 6 7/16" | 27/32" | 1/4" | 1 1/2" | 9/32" | 4 | 7 in.-lbs. @ 500 rpm | 0000000 | 000000 |
9" | 1/2"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 9 7/16" | 27/32" | 1/4" | 1 1/2" | 9/32" | 4 | 7 in.-lbs. @ 500 rpm | 0000000 | 000000 |
12" | 1/2"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 12 7/16" | 27/32" | 1/4" | 1 1/2" | 9/32" | 4 | 7 in.-lbs. @ 500 rpm | 0000000 | 000000 |
500-lbs. Capacity—304 Stainless Steel Lifting Screw | ||||||||||||||||||
3" | 5/8"-4 | 0.05" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 3 7/16" | 27/32" | 1/4" | 1 1/2" | 9/32" | 4 | 17 in.-lbs. @ 500 rpm | 0000000 | 000000 |
6" | 5/8"-4 | 0.05" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 6 7/16" | 27/32" | 1/4" | 1 1/2" | 9/32" | 4 | 17 in.-lbs. @ 500 rpm | 0000000 | 000000 |
9" | 5/8"-4 | 0.05" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 9 7/16" | 27/32" | 1/4" | 1 1/2" | 9/32" | 4 | 17 in.-lbs. @ 500 rpm | 0000000 | 000000 |
12" | 5/8"-4 | 0.05" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 12 7/16" | 27/32" | 1/4" | 1 1/2" | 9/32" | 4 | 17 in.-lbs. @ 500 rpm | 0000000 | 000000 |
1,000-lbs. Capacity—304 Stainless Steel Lifting Screw | ||||||||||||||||||
3" | 5/8"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 3 3/8" | 7/8" | 1/4" | 1 1/2" | 9/32" | 4 | 30 in.-lbs. @ 500 rpm | 0000000 | 000000 |
6" | 5/8"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 6 3/8" | 7/8" | 1/4" | 1 1/2" | 9/32" | 4 | 30 in.-lbs. @ 500 rpm | 0000000 | 000000 |
9" | 5/8"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 9 3/8" | 7/8" | 1/4" | 1 1/2" | 9/32" | 4 | 30 in.-lbs. @ 500 rpm | 0000000 | 000000 |
12" | 5/8"-8 | 0.025" | 3/8" | 3/4" | 1/8" | 1/16" | 2 5/16" | 4" | 2 27/32" | 12 3/8" | 7/8" | 1/4" | 1 1/2" | 9/32" | 4 | 30 in.-lbs. @ 500 rpm | 0000000 | 000000 |
Add a flat mounting surface to a screw jack to support loads. Plates rotate in unison with the lifting screw.
For technical drawings and 3-D models, click on a part number.
Attach these fittings to the end of a screw jack to create pivoting connections with clevis rod ends and other linkages. Fittings rotate in unison with the lifting screw.
For technical drawings and 3-D models, click on a part number.
Low-friction ball bearings allow these screw jacks to use half the power required by an Acme screw jack to lift the same load. Typically used as actuators, they run at higher speeds than Acme screw jacks. They come assembled, threaded, and ready for hookup. Connect a motor or hand-crank shaft to the screw jack shaft to lift, hold, position, and level loads.
Travel distance per turn, also known as screw lead, is the distance a load moves with one revolution of the shaft.
For technical drawings and 3-D models, click on a part number.
Keyway | Body | Tube | Attachment Thread | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Travel Lg. | Lifting Screw Dia. | Travel Distance per Turn | Shaft Dia. | Lg. | Wd. | Dp. | Lg. | Wd. | Dp. | Lg. | Dia. | Lg. | Size | Input Starting Torque | Each | |
Upright | ||||||||||||||||
4,000-lbs. Capacity—Alloy Steel Lifting Screw | ||||||||||||||||
3" | 1" | 0.042" | 1/2" | 1" | 1/8" | 1/16" | 5 5/8" | 4 1/8" | 6 1/4" | 3 3/4" | 1 21/32" | 1 1/8" | 3/4"-16 | 50 in.-lbs. @ 1,750 rpm | 00000000 | 000000000 |
6" | 1" | 0.042" | 1/2" | 1" | 1/8" | 1/16" | 5 5/8" | 4 1/8" | 6 1/4" | 6 3/4" | 1 21/32" | 1 1/8" | 3/4"-16 | 50 in.-lbs. @ 1,750 rpm | 00000000 | 00000000 |
9" | 1" | 0.042" | 1/2" | 1" | 1/8" | 1/16" | 5 5/8" | 4 1/8" | 6 1/4" | 9 3/4" | 1 21/32" | 1 1/8" | 3/4"-16 | 50 in.-lbs. @ 1,750 rpm | 00000000 | 00000000 |
12" | 1" | 0.042" | 1/2" | 1" | 1/8" | 1/16" | 5 5/8" | 4 1/8" | 6 1/4" | 12 3/4" | 1 21/32" | 1 1/8" | 3/4"-16 | 50 in.-lbs. @ 1,750 rpm | 00000000 | 00000000 |
18" | 1" | 0.042" | 1/2" | 1" | 1/8" | 1/16" | 5 5/8" | 4 1/8" | 6 1/4" | 18 3/4" | 1 21/32" | 1 1/8" | 3/4"-16 | 50 in.-lbs. @ 1,750 rpm | 00000000 | 00000000 |
24" | 1" | 0.042" | 1/2" | 1" | 1/8" | 1/16" | 5 5/8" | 4 1/8" | 6 1/4" | 24 3/4" | 1 21/32" | 1 1/8" | 3/4"-16 | 50 in.-lbs. @ 1,750 rpm | 00000000 | 00000000 |
Inverted | ||||||||||||||||
4,000-lbs. Capacity—Alloy Steel Lifting Screw | ||||||||||||||||
3" | 1" | 0.042" | 1/2" | 1" | 1/8" | 1/16" | 5 5/8" | 4 1/8" | 6 1/4" | 3 3/4" | 1 21/32" | 1 1/8" | 3/4"-16 | 50 in.-lbs. @ 1,750 rpm | 00000000 | 00000000 |
6" | 1" | 0.042" | 1/2" | 1" | 1/8" | 1/16" | 5 5/8" | 4 1/8" | 6 1/4" | 6 3/4" | 1 21/32" | 1 1/8" | 3/4"-16 | 50 in.-lbs. @ 1,750 rpm | 00000000 | 00000000 |
9" | 1" | 0.042" | 1/2" | 1" | 1/8" | 1/16" | 5 5/8" | 4 1/8" | 6 1/4" | 9 3/4" | 1 21/32" | 1 1/8" | 3/4"-16 | 50 in.-lbs. @ 1,750 rpm | 00000000 | 00000000 |
12" | 1" | 0.042" | 1/2" | 1" | 1/8" | 1/16" | 5 5/8" | 4 1/8" | 6 1/4" | 12 3/4" | 1 21/32" | 1 1/8" | 3/4"-16 | 50 in.-lbs. @ 1,750 rpm | 00000000 | 00000000 |
18" | 1" | 0.042" | 1/2" | 1" | 1/8" | 1/16" | 5 5/8" | 4 1/8" | 6 1/4" | 18 3/4" | 1 21/32" | 1 1/8" | 3/4"-16 | 50 in.-lbs. @ 1,750 rpm | 00000000 | 00000000 |
24" | 1" | 0.042" | 1/2" | 1" | 1/8" | 1/16" | 5 5/8" | 4 1/8" | 6 1/4" | 24 3/4" | 1 21/32" | 1 1/8" | 3/4"-16 | 50 in.-lbs. @ 1,750 rpm | 00000000 | 00000000 |
Add a flat mounting surface to a ball screw jack to support loads. Plates rotate in unison with the lifting screw.
Mounting Plate | Mounting Holes | |||||||
---|---|---|---|---|---|---|---|---|
For Screw Jack Capacity, lbs. | Thread Size | Dia. | Thick. | Ctr.-to-Ctr. | Dia. | No. of | Each | |
4,000 | 3/4"-16 | 4 1/4" | 7/16" | 3" | 13/32" | 4 | 0000000 | 0000000 |
Attach these fittings to the end of a ball screw jack to create pivoting connections with clevis rod ends and other linkages. Fittings rotate in unison with the lifting screw.
For Screw Jack Capacity, lbs. | Thread Size | For Jaw Opening Wd. | For Pin Dia. | Lg. | Each | |
4,000 | 3/4"-16 | 1" | 1/2" | 3" | 0000000 | 0000000 |
Add a flat mounting surface to a ball screw jack to support loads. Plates rotate in unison with the lifting screw.
For technical drawings and 3-D models, click on a part number.
Mounting Plate | Mounting Holes | |||||||
---|---|---|---|---|---|---|---|---|
For Screw Jack Capacity, lbs. | Thread Size | Dia. | Thick. | Ctr.-to-Ctr. | Dia. | No. of | Each | |
4,000 | 3/4"-16 | 4 1/4" | 7/16" | 3" | 13/32" | 4 | 0000000 | 0000000 |
Attach these fittings to the end of a ball screw jack to create pivoting connections with clevis rod ends and other linkages. Fittings rotate in unison with the lifting screw.
For technical drawings and 3-D models, click on a part number.
For Screw Jack Capacity, lbs. | Thread Size | For Jaw Opening Wd. | For Pin Dia. | Lg. | Each | |
4,000 | 3/4"-16 | 1" | 1/2" | 3" | 0000000 | 0000000 |