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About Pulleys
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Compare standard, hanging, and mounted pulleys, then calculate the capacity you need based on the angle of your rope.
Hanging Pulleys for Rope—For Horizontal Pulling
 |  |  |  |  |
Style A | Style B | Style M | Style N |
Style | For Rope Dia. | Wt. Cap. | OD | Wd. | Overall Lg. | Overall Ht. | Eye Dia. | Eye Thk. | Material | Housing Material | Bearing Material | Each | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 Groove Without Bearing | |||||||||||||||
Swivel Eye | |||||||||||||||
| B | 5/32" | 25 lb. | 1/2" | 1/2" | 1/2" | 1 3/4" | 5/16" | 1/8" | Iron | Iron | Iron | 3742T51 | 00000 | ||
| B | 3/16" | 30 lb. | 3/4" | 1/2" | 3/4" | 2 1/4" | 3/8" | 5/32" | Iron | Iron | Iron | 3742T52 | 0000 | ||
| B | 1/4" | 30 lb. | 1" | 5/8" | 1" | 2 1/2" | 3/8" | 5/32" | Iron | Iron | Iron | 3742T53 | 0000 | ||
| B | 5/16" | 50 lb. | 1 1/2" | 3/4" | 1 1/2" | 3 1/2" | 3/4" | 3/16" | Iron | Iron | Iron | 3742T55 | 0000 | ||
| B | 7/16" | 55 lb. | 2" | 7/8" | 2" | 4 1/4" | 3/4" | 3/16" | Iron | Iron | Iron | 3742T56 | 00000 | ||
Rigid Eye | |||||||||||||||
| A | 3/8" | Not Rated | 1 1/2" | 1" | 1 1/2" | 3 1/2" | 9/16" | 5/16" | Iron | Iron | — | 3083T14 | 00000 | ||
| A | 1/2" | Not Rated | 2" | 1 1/8" | 2" | 4 1/2" | 11/16" | 3/8" | Iron | Iron | — | 3083T16 | 00000 | ||
| A | 5/8" | Not Rated | 2 1/2" | 1 3/8" | 2 1/2" | 5 5/16" | 7/8" | 3/8" | Iron | Iron | — | 3083T17 | 00000 | ||
| A | 3/4" | Not Rated | 3" | 1 5/8" | 3" | 6 1/4" | 15/16" | 1/2" | Iron | Iron | — | 3083T18 | 00000 | ||
2 Grooves Without Bearing | |||||||||||||||
Swivel Eye | |||||||||||||||
| M | 3/16" | Not Rated | 7/8" | 1 1/4" | 1" | 2 1/2" | 9/16" | 3/16" | Iron | Iron | — | 3742T43 | 0000 | ||
| M | 5/16" | Not Rated | 1 5/16" | 1 1/2" | 1 5/16" | 3 5/8" | 3/4" | 1/4" | Iron | Iron | — | 3742T45 | 00000 | ||
| M | 3/8" | Not Rated | 1 13/16" | 1 13/16" | 1 13/16" | 4 1/4" | 3/4" | 1/4" | Iron | Iron | — | 3742T46 | 00000 | ||
Rigid Eye | |||||||||||||||
| N | 3/8" | Not Rated | 1 1/2" | 1 5/8" | 1 1/2" | 3 1/2" | 1/2" | 5/16" | Steel | Steel | — | 3083T43 | 00000 | ||
| N | 1/2" | Not Rated | 2" | 1 13/16" | 2" | 4 9/16" | 11/16" | 5/16" | Steel | Steel | — | 3083T45 | 00000 | ||
Mounted Pulleys for Rope—For Horizontal Pulling
 |
Style 4 |
|
 |
Styles 2 and 4 |
Mount these pulleys to a flat surface to assist with horizontal pulling or to guide a rope.
Mounting Hole | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Style | For Rope Dia. | Wt. Cap. | OD | Wd. | Overall Lg. | Overall Ht. | Material | Housing Material | No. of | Dia. | Ctr.-to-Ctr. (A) | Ctr.-to-Ctr. (B) | Each | |||
1 Groove Without Bearing | ||||||||||||||||
| 4 | 1/4" | Not Rated | 1" | 1 5/8" | 1 5/8" | 3 1/2" | Iron | Iron | 4 | 11/64" | 1" | 1" | 3117T4 | 000000 | ||
| 4 | 5/16" | Not Rated | 1 1/4" | 1 5/8" | 1 5/8" | 4 5/16" | Iron | Iron | 4 | 11/64" | 1" | 1" | 3117T5 | 00000 | ||
| 4 | 3/8" | Not Rated | 1 1/2" | 2 3/16" | 2 3/16" | 4 5/8" | Iron | Iron | 4 | 1/4" | 1 3/16" | 1 3/16" | 3117T6 | 00000 | ||
Pulleys for Wire Rope—For Horizontal Pulling
 |  |
Style A |
Also known as sheaves, use these pulleys to assist with horizontal pulling or to guide a rope.
Bearing Type—Pulleys with a bearing are easier to turn than pulleys without a bearing.
Pulley Diameter Checkers
 |
Includes | Each | ||
|---|---|---|---|
| 14 Gauges in 1/4" to 1 1/2" Wire Rope Diameters | 3181T51 | 000000 |
