Material Material |
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Mounting Plate Material Mounting Plate Material |
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Center-to-Center Center-to-Center |
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Length Length |
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Height Height |
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ID ID |
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For U-Bolt ID For U-Bolt ID |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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Nut Material Nut Material |
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Thread Length Thread Length |
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Nut Style Nut Style |
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Mounting Plate Length Mounting Plate Length |
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Selecting U-Bolts Using Pipe, Conduit, or Tubing Trade Size
More
U-Bolt Mounting Plates

Add a mounting plate to your U-bolt for a more secure hold at the mounting surface. 304 stainless steel mounting plates have excellent corrosion resistance and good chemical resistance. 316 stainless steel mounting plates have excellent corrosion and chemical resistance.
For technical drawings and 3-D models, click on a part number.
For U-Bolt ID | Lg. | Wd. | Thick. | Ctr.-to-Ctr. | Pkg. Qty. | Pkg. | |
304 Stainless Steel | |||||||
---|---|---|---|---|---|---|---|
For 1/4"-20 Thread Size | |||||||
9/16" | 1 7/16" | 3/4" | 3/32" | 13/16" | 1 | 00000000 | 00000 |
3/4" | 1 5/8" | 3/4" | 3/32" | 1" | 1 | 00000000 | 0000 |
7/8" | 1 3/4" | 3/4" | 3/32" | 1 1/8" | 1 | 00000000 | 0000 |
1" | 1 7/8" | 3/4" | 3/32" | 1 1/4" | 1 | 00000000 | 0000 |
1 1/8" | 2" | 3/4" | 3/32" | 1 3/8" | 1 | 00000000 | 0000 |
1 1/4" | 2 1/8" | 3/4" | 1/16" | 1 1/2" | 1 | 0000000 | 0000 |
1 3/8" | 2 1/4" | 3/4" | 3/32" | 1 5/8" | 1 | 00000000 | 0000 |
1 1/2" | 2 3/8" | 3/4" | 3/32" | 1 3/4" | 1 | 00000000 | 0000 |
1 3/4" | 2 5/8" | 3/4" | 3/32" | 2" | 1 | 00000000 | 0000 |
2" | 2 7/8" | 3/4" | 3/32" | 2 1/4" | 1 | 00000000 | 0000 |
For 5/16"-18 Thread Size | |||||||
15/16" | 2 1/16" | 3/4" | 1/16" | 1 5/16" | 1 | 00000000 | 0000 |
1" | 2 1/16" | 3/4" | 3/32" | 1 5/16" | 1 | 00000000 | 0000 |
1 1/8" | 2 3/16" | 3/4" | 1/16" | 1 7/16" | 1 | 00000000 | 0000 |
1 3/8" | 2 7/16" | 3/4" | 3/32" | 1 11/16" | 1 | 00000000 | 0000 |
1 7/16" | 2 7/16" | 3/4" | 1/16" | 1 11/16" | 1 | 00000000 | 0000 |
1 1/2" | 2 9/16" | 3/4" | 3/32" | 1 13/16" | 1 | 00000000 | 0000 |
1 3/4" | 2 13/16" | 3/4" | 3/32" | 2 1/16" | 1 | 00000000 | 0000 |
2" | 3 1/16" | 3/4" | 3/32" | 2 5/16" | 1 | 00000000 | 0000 |
2 1/2" | 3 9/16" | 3/4" | 3/32" | 2 13/16" | 1 | 00000000 | 0000 |
3" | 4 1/16" | 3/4" | 3/32" | 3 5/16" | 1 | 00000000 | 0000 |
For 3/8"-16 Thread Size | |||||||
1" | 2 1/4" | 1" | 1/8" | 1 3/8" | 1 | 00000000 | 0000 |
1 1/16" | 2 5/16" | 1" | 1/8" | 1 7/16" | 1 | 00000000 | 0000 |
1 1/8" | 2 3/8" | 1" | 1/8" | 1 1/2" | 1 | 00000000 | 0000 |
1 1/4" | 2 1/2" | 1" | 1/8" | 1 5/8" | 1 | 00000000 | 0000 |
1 1/2" | 2 3/4" | 1" | 1/8" | 1 7/8" | 1 | 00000000 | 0000 |
1 3/4" | 3" | 1" | 1/8" | 2 1/8" | 1 | 00000000 | 0000 |
2" | 3 1/4" | 1" | 1/8" | 2 3/8" | 1 | 00000000 | 0000 |
2 1/2" | 3 3/4" | 1" | 1/8" | 2 7/8" | 1 | 00000000 | 0000 |
3" | 4 1/4" | 1" | 1/8" | 3 3/8" | 1 | 00000000 | 0000 |
3 1/2" | 4 3/4" | 1" | 1/8" | 3 7/8" | 1 | 00000000 | 0000 |
3 5/8" | 5 1/8" | 1" | 3/32" | 4" | 1 | 00000000 | 00000 |
4 1/8" | 5 5/8" | 1" | 3/32" | 4 1/2" | 1 | 00000000 | 00000 |
4 5/8" | 6 1/8" | 1" | 3/32" | 5" | 1 | 00000000 | 00000 |
For 1/2"-13 Thread Size | |||||||
3" | 4 5/8" | 1" | 1/8" | 3 1/2" | 1 | 00000000 | 0000 |
3 1/2" | 5 1/8" | 1" | 1/8" | 4" | 1 | 00000000 | 0000 |
4" | 5 5/8" | 1" | 1/8" | 4 1/2" | 1 | 00000000 | 00000 |
4 1/2" | 6 1/8" | 1" | 1/8" | 5" | 1 | 00000000 | 0000 |
5 5/8" | 7 1/2" | 1" | 3/32" | 6 1/8" | 1 | 0000000 | 00000 |
6 3/4" | 8 3/8" | 1" | 3/32" | 7 1/4" | 1 | 0000000 | 00000 |
8 3/4" | 10 3/8" | 1" | 3/32" | 9 1/4" | 1 | 0000000 | 00000 |
For 5/8"-11 Thread Size | |||||||
6 3/4" | 9 3/8" | 1" | 1/8" | 7 3/8" | 1 | 0000000 | 00000 |
8 3/4" | 10 3/8" | 1" | 1/8" | 9 3/8" | 1 | 0000000 | 00000 |
For 3/4"-10 Thread Size | |||||||
10 7/8" | 13 1/4" | 1 5/8" | 1/4" | 11 5/8" | 1 | 0000000 | 00000 |
For 7/8"-9 Thread Size | |||||||
12 7/8" | 15 5/8" | 2 1/2" | 1/4" | 13 1/4" | 1 | 0000000 | 000000 |
14 1/8" | 16 7/8" | 2 1/2" | 1/4" | 15" | 1 | 0000000 | 000000 |
16 1/8" | 18 7/8" | 2 1/2" | 1/4" | 17" | 1 | 0000000 | 000000 |
316 Stainless Steel | |||||||
For 1/4"-20 Thread Size | |||||||
15/16" | 2 3/16" | 3/4" | 3/32" | 1 3/16" | 1 | 00000000 | 0000 |
1 1/8" | 2 5/8" | 3/4" | 3/32" | 1 3/8" | 1 | 00000000 | 0000 |
1 3/8" | 2 7/8" | 3/4" | 3/32" | 1 5/8" | 1 | 00000000 | 0000 |
For 5/16"-18 Thread Size | |||||||
15/16" | 2 1/4" | 3/4" | 3/32" | 1 1/4" | 1 | 00000000 | 0000 |
1 1/8" | 2 3/8" | 3/4" | 3/32" | 1 7/16" | 1 | 00000000 | 0000 |
1 7/16" | 2 5/8" | 3/4" | 3/32" | 1 3/4" | 1 | 00000000 | 0000 |
1 3/4" | 3" | 3/4" | 3/32" | 2 1/16" | 1 | 00000000 | 0000 |
2" | 3 1/4" | 3/4" | 3/32" | 2 5/16" | 1 | 00000000 | 0000 |
For 3/8"-16 Thread Size | |||||||
1 11/16" | 3 5/8" | 1" | 1/8" | 2 1/16" | 1 | 00000000 | 0000 |
2" | 4" | 1" | 1/8" | 2 3/8" | 1 | 00000000 | 0000 |
2 1/2" | 4 1/8" | 1" | 1/8" | 2 7/8" | 1 | 00000000 | 0000 |
3" | 5" | 1" | 1/8" | 3 3/8" | 1 | 00000000 | 0000 |
3 5/8" | 5 1/4" | 1" | 1/8" | 4" | 1 | 00000000 | 0000 |
4 1/8" | 5 3/4" | 1" | 1/8" | 4 1/2" | 1 | 00000000 | 00000 |
4 5/8" | 6 1/4" | 1" | 1/8" | 5" | 1 | 00000000 | 00000 |
For 1/2"-13 Thread Size | |||||||
2 15/16" | 5 3/16" | 1 1/4" | 5/32" | 3 7/16" | 1 | 00000000 | 00000 |
3 9/16" | 5 5/8" | 1 1/4" | 5/32" | 4 1/16" | 1 | 00000000 | 00000 |
4 1/16" | 6 1/4" | 1 1/4" | 5/32" | 4 9/16" | 1 | 00000000 | 00000 |
4 9/16" | 6 3/4" | 1 1/4" | 5/32" | 5 1/16" | 1 | 00000000 | 00000 |
5 5/8" | 8" | 1 1/4" | 5/32" | 6 1/8" | 1 | 00000000 | 00000 |
For 5/8"-11 Thread Size | |||||||
6 3/4" | 9 1/8" | 1 5/8" | 1/4" | 7 3/8" | 1 | 00000000 | 00000 |
8 3/4" | 11 1/8" | 1 5/8" | 1/4" | 9 3/8" | 1 | 00000000 | 00000 |
For 3/4"-10 Thread Size | |||||||
10 7/8" | 13 3/8" | 1 5/8" | 1/4" | 11 5/8" | 1 | 00000000 | 00000 |
For 7/8"-9 Thread Size | |||||||
12 7/8" | 16 1/4" | 2 1/2" | 1/4" | 13 3/4" | 1 | 00000000 | 000000 |
14 1/8" | 19" | 2 1/2" | 1/4" | 15" | 1 | 00000000 | 000000 |
16 1/8" | 21" | 2 1/2" | 1/4" | 17" | 1 | 00000000 | 000000 |
U-Bolts with Mounting Plates

A mounting plate provides a more secure hold at the mounting surface. Stronger than routing clamps and hangers, U-bolts support heavy pipe, tube, and conduit from ceilings, walls, and poles. 304 stainless steel U-bolts have excellent corrosion resistance and good chemical resistance.
U-bolts with four nuts allow you to secure the U-bolt from the top and the bottom.
For technical drawings and 3-D models, click on a part number.
ID | Mounting Plate | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Inch | Metric, mm | For Pipe Size | Ht. | Thread Lg. | Capacity, lbs. | Ctr.-to-Ctr. | No. Included | Material | Lg. | Wd. | Thick. | No. of Nuts Included | Each | |
304 Stainless Steel | ||||||||||||||
1/4"-20 Thread Size | ||||||||||||||
9/16" | 14 | 1/4 | 1 1/4" | 3/4" | 425 | 13/16" | 1 | 304 Stainless Steel | 1 7/16" | 3/4" | 3/32" | 2 | 0000000 | 00000 |
3/4" | 19 | 3/8 | 1 1/4" | 5/8" | 425 | 1" | 1 | 304 Stainless Steel | 1 5/8" | 3/4" | 3/32" | 2 | 00000000 | 0000 |
3/4" | 19 | 3/8 | 2 1/4" | 1 1/2" | 425 | 1" | 1 | 304 Stainless Steel | 1 5/8" | 3/4" | 3/32" | 2 | 00000000 | 0000 |
1" | 25 | __ | 1 3/4" | 1" | 425 | 1 1/4" | 1 | 304 Stainless Steel | 1 7/8" | 3/4" | 3/32" | 2 | 00000000 | 0000 |
1 1/8" | 29 | 3/4 | 2" | 1" | 425 | 1 3/8" | 1 | 304 Stainless Steel | 2" | 3/4" | 3/32" | 2 | 00000000 | 0000 |
1 1/4" | 32 | __ | 2 1/4" | 1 1/4" | 425 | 1 1/2" | 1 | 304 Stainless Steel | 2 1/8" | 3/4" | 3/32" | 2 | 0000000 | 0000 |
1 1/2" | 38 | 1 | 2 3/4" | 1 3/8" | 425 | 1 3/4" | 1 | 304 Stainless Steel | 2 3/8" | 3/4" | 3/32" | 2 | 00000000 | 0000 |
1 3/4" | 44 | 1 1/4 | 3" | 1 3/8" | 425 | 2" | 1 | 304 Stainless Steel | 2 5/8" | 3/4" | 3/32" | 2 | 00000000 | 0000 |
2" | 51 | 1 1/2 | 3 1/4" | 1 3/8" | 425 | 2 1/4" | 1 | 304 Stainless Steel | 2 7/8" | 3/4" | 3/32" | 2 | 00000000 | 0000 |
5/16"-18 Thread Size | ||||||||||||||
1" | 25 | __ | 2 3/16" | 1 3/8" | 600 | 1 5/16" | 1 | 304 Stainless Steel | 2 1/16" | 3/4" | 3/32" | 2 | 0000000 | 0000 |
1 3/8" | 35 | 1 | 2 3/16" | 1" | 600 | 1 11/16" | 1 | 304 Stainless Steel | 2 7/16" | 3/4" | 3/32" | 2 | 0000000 | 0000 |
1 1/2" | 38 | 1 | 2 3/16" | 1" | 600 | 1 13/16" | 1 | 304 Stainless Steel | 2 9/16" | 3/4" | 3/32" | 2 | 0000000 | 0000 |
1 3/4" | 44 | 1 1/4 | 2 11/16" | 1 1/8" | 600 | 2 1/16" | 1 | 304 Stainless Steel | 2 13/16" | 3/4" | 3/32" | 2 | 0000000 | 0000 |
2" | 51 | 1 1/2 | 2 11/16" | 1" | 600 | 2 5/16" | 1 | 304 Stainless Steel | 3 1/16" | 3/4" | 3/32" | 2 | 0000000 | 0000 |
2 1/2" | 64 | 2 | 3 3/16" | 1" | 600 | 2 13/16" | 1 | 304 Stainless Steel | 3 9/16" | 3/4" | 3/32" | 2 | 0000000 | 0000 |
3" | 76 | 2 1/2 | 3 11/16" | 1" | 600 | 3 5/16" | 1 | 304 Stainless Steel | 4 1/16" | 3/4" | 3/32" | 2 | 0000000 | 0000 |
3/8"-16 Thread Size | ||||||||||||||
1" | 25 | __ | 2 1/8" | 1 1/8" | Not Rated | 1 3/8" | 2 | 304 Stainless Steel | 2 1/4" | 3/4" | 1/16" | 4 | 00000000 | 0000 |
1" | 25 | __ | 2 1/4" | 1 1/4" | 1,075 | 1 3/8" | 1 | 304 Stainless Steel | 2 1/4" | 1" | 1/8" | 2 | 0000000 | 00000 |
1" | 25 | __ | 3 3/8" | 2 1/2" | Not Rated | 1 3/8" | 2 | 304 Stainless Steel | 2 1/4" | 3/4" | 1/16" | 4 | 00000000 | 0000 |
1" | 25 | __ | 4 1/2" | 3 7/16" | Not Rated | 1 3/8" | 2 | 304 Stainless Steel | 2 1/4" | 3/4" | 1/16" | 4 | 00000000 | 0000 |
1 1/4" | 32 | __ | 2 1/4" | 1 1/4" | 1,075 | 1 5/8" | 1 | 304 Stainless Steel | 2 1/2" | 1" | 1/8" | 2 | 0000000 | 00000 |
1 1/2" | 38 | 1 | 2 1/2" | 1 1/4" | 1,075 | 1 7/8" | 1 | 304 Stainless Steel | 2 3/4" | 1" | 1/8" | 2 | 0000000 | 00000 |
1 3/4" | 44 | 1 1/4 | 2 3/4" | 1 1/8" | 1,075 | 2 1/8" | 1 | 304 Stainless Steel | 3" | 1" | 1/8" | 2 | 0000000 | 00000 |
2" | 51 | 1 1/2 | 2 5/8" | 1 1/4" | 1,075 | 2 3/8" | 1 | 304 Stainless Steel | 3 1/4" | 1" | 1/8" | 2 | 0000000 | 00000 |
2 1/2" | 64 | 2 | 3 1/8" | 1 1/4" | 1,075 | 2 7/8" | 1 | 304 Stainless Steel | 3 3/4" | 1" | 1/8" | 2 | 0000000 | 00000 |
3" | 76 | 2 1/2 | 3 5/8" | 1 1/4" | 1,075 | 3 3/8" | 1 | 304 Stainless Steel | 4 1/4" | 1" | 1/8" | 2 | 0000000 | 00000 |
3 1/2" | 89 | 3 | 4 1/8" | 1 1/4" | 1,075 | 3 7/8" | 1 | 304 Stainless Steel | 4 3/4" | 1" | 1/8" | 2 | 0000000 | 00000 |
7/16"-14 Thread Size | ||||||||||||||
1 7/16" | 37 | 1 | 4 3/4" | 3 7/16" | Not Rated | 1 7/8" | 2 | 304 Stainless Steel | 3" | 3/4" | 1/16" | 4 | 00000000 | 00000 |
1/2"-13 Thread Size | ||||||||||||||
1 3/8" | 35 | 1 | 4" | 2 9/16" | Not Rated | 1 7/8" | 2 | 304 Stainless Steel | 3" | 3/4" | 1/16" | 4 | 00000000 | 00000 |
1 3/8" | 35 | 1 | 4 3/4" | 3 7/16" | Not Rated | 1 7/8" | 2 | 304 Stainless Steel | 3" | 3/4" | 1/16" | 4 | 00000000 | 00000 |
1 3/8" | 35 | 1 | 6" | 4 3/4" | Not Rated | 1 7/8" | 2 | 304 Stainless Steel | 3" | 3/4" | 1/16" | 4 | 00000000 | 00000 |
1 1/2" | 38 | 1 | 7 11/16" | 6 3/16" | Not Rated | 2" | 2 | 304 Stainless Steel | 3" | 3/4" | 1/16" | 4 | 00000000 | 00000 |
2 15/16" | 75 | 2 1/2 | 5 1/4" | 3" | 2,000 | 3 7/16" | 1 | 304 Stainless Steel | 4 9/16" | 1" | 1/8" | 2 | 00000000 | 00000 |
3" | 76 | 2 1/2 | 4 1/2" | 1 5/8" | 2,000 | 3 1/2" | 1 | 304 Stainless Steel | 4 5/8" | 1" | 1/8" | 2 | 0000000 | 00000 |
3 1/2" | 89 | 3 | 5" | 1 1/2" | 2,000 | 4" | 1 | 304 Stainless Steel | 5 1/8" | 1" | 1/8" | 2 | 0000000 | 00000 |
3 9/16" | 90 | 3 | 5 3/4" | 3" | 2,000 | 4 1/16" | 1 | 304 Stainless Steel | 5 3/16" | 1" | 1/8" | 2 | 00000000 | 00000 |
4" | 102 | 3 1/2 | 5 1/2" | 1 1/2" | 2,000 | 4 1/2" | 1 | 304 Stainless Steel | 5 5/8" | 1" | 1/8" | 2 | 0000000 | 00000 |
4 1/16" | 103 | 3 1/2 | 6 1/4" | 3" | 2,000 | 4 9/16" | 1 | 304 Stainless Steel | 5 11/16" | 1" | 1/8" | 2 | 00000000 | 00000 |
4 1/2" | 114 | 4 | 6" | 1 1/2" | 2,000 | 5" | 1 | 304 Stainless Steel | 6 1/8" | 1" | 1/8" | 2 | 0000000 | 00000 |
4 9/16" | 116 | 4 | 6 3/4" | 3" | 2,000 | 5 1/16" | 1 | 304 Stainless Steel | 6 3/16" | 1" | 1/8" | 2 | 00000000 | 00000 |