| Key ^ | Value |
|---|---|
| Comparable To | Property Class 10.9 |
| Drive | External Hex |
| Fastener Length | 3-1/2 in |
| Finish | Black Oxide |
| Head Height | 11/64 in |
| Head Width | 0.4375 in |
| Item | Hex Head Cap Screw |
| Material | Steel |
| Material Grade/Class | Grade 8 |
| Material Quality Standard | SAE J429 |
| Minimum Thread Length | 3 1/2 in |
| Proof Load | 120,000 psi |
| Rockwell Hardness | HRC33 |
| Size | 1/4"-20 x 3-1/2" |
| Standards | ASME B18.2.1 SAE J429 |
| System of Measurement | Inch |
| Tensile Strength | 150,000 psi |
| Thread Direction | Right Hand |
| Thread Length | 3-1/2" |
| Thread Size | 1/4"-20 |
| Thread Style | Fully Threaded |
| Thread Type | UNC (Coarse) |