| FASTENER LENGTH | 0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| HEAD DIAMETER | 0.241 INCHES MINIMUM AND 0.257 INCHES MAXIMUM |
| HEAD HEIGHT | 0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM |
| HEAD STYLE | BUTTON |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MATERIAL | STEEL OVERALL |
| NONMACHINE NOMINAL THREAD DIAMETER | 0.112 INCHES |
| NONMACHINE THREAD STYLE | WIDE FLUTE (TYPE H OR BT) |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |