Hook clamps are designed to manually swing into the clamping position, then clamp straight down by screw action. These clamps allow clear loading while swung away in the unclamped position. Ideal in tight spaces where high clamping force is required.
| Steel | |||||
| Item | Material | Heat Treat | Finish | DFARS | RoHS |
| Clamp Body | 4135 Steel | Heat Treated | Black Oxide | Yes | Yes |
| Socket-Head Cap Screw | Steel | - | Black Oxide | Yes | Yes |
| Spring | Spring Steel | - | Black Oxide | Yes | Yes |


| Thread Size | A | B Diameter+0/-.0012 | C | D | E | F | G | H | J |
| 5/16-18 | 1.19 | 0.7500 | 0.91 | 0.46 | 0.87 | 0.38 | 0.88 | 5/16-18 x 2.00 | 0.06 |