| FASTENER LENGTH | 12.20 MILLIMETERS MINIMUM AND 13.00 MILLIMETERS MAXIMUM |
| FEATURES PROVIDED | CASEHARDENED |
| HEAD DIAMETER | 9.5 MILLIMETERS MINIMUM AND 9.9 MILLIMETERS MAXIMUM |
| HEAD HEIGHT | 0.9 MILLIMETERS MINIMUM AND 1.3 MILLIMETERS MAXIMUM |
| HEAD STYLE | DRIVE |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MATERIAL DOCUMENT AND CLASSIFICATION | GM 6172-M,FSCM 11862 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| NONMACHINE NOMINAL THREAD DIAMETER | 4.2 MILLIMETERS |
| NONMACHINE THREAD STYLE | WIDE FLUTE (TYPE H OR BT) |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | G-4251-M,CODE 50,FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CHROMIUM OVERALL |