| FASTENER LENGTH | 15.90 MILLIMETERS MINIMUM AND 16.00 MILLIMETERS MAXIMUM |
| HEAD DIAMETER | 9.9 MILLIMETERS MINIMUM AND 10.0 MILLIMETERS MAXIMUM |
| HEAD HEIGHT | 3.6 MILLIMETERS MINIMUM AND 4.0 MILLIMETERS MAXIMUM |
| HEAD STYLE | FILLISTER |
| INTERNAL DRIVE STYLE | SLOT |
| LOCKING FEATURE | LOCKING TEETH BEARING SURFACE OF HEAD |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 8740 OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD DIAMETER | 4.0 MILLIMETERS |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DOD-P-16232 TYM CL2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 13.0 MILLIMETERS MINIMUM |
| THREAD SERIES DESIGNATOR | M |
| THREAD PITCH IN MILLIMETERS | 0.7 |