| FASTENER LENGTH | 0.625 INCHES MINIMUM AND 0.655 INCHES MAXIMUM |
| FEATURES PROVIDED | CASEHARDENED |
| HARDNESS RATING | 45.0 ROCKWELL C MINIMUM OVERALL |
| HEAD HEIGHT | 0.118 INCHES MINIMUM AND 0.134 INCHES MAXIMUM |
| HEAD DIAMETER | 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM |
| HEAD STYLE | BUTTON |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MATERIAL DOCUMENT AND CLASSIFICATION | GM 6010-M,FSCM 11862 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| NONMACHINE NOMINAL THREAD DIAMETER | 0.250 INCHES |
| NONMACHINE THREAD STYLE | BLUNT (TYPE TT) |
| SPECIAL FEATURES | COLOR BLACK |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | GM 4342-M CODE 20 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |