| THREAD SERIES DESIGNATOR | M |
| NOMINAL THREAD DIAMETER | 12.0 MILLIMETERS |
| THREAD PITCH IN MILLIMETERS | 1.75 |
| EXTERNAL THREAD TOLERANCE CLASS | 6G |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 36.0 MILLIMETERS NOMINAL |
| FASTENER LENGTH | 80.0 MILLIMETERS NOMINAL |
| MATERIAL | STEEL UNS K03104 OVERALL |
| SURFACE TREATMENT | ZINC AND |
| CHROMATE OVERALL |
| HEAD STYLE | HEXAGON |
| HEAD HEIGHT | 11.79 MILLIMETERS MINIMUM AND |
| 12.00 MILLIMETERS MAXIMUM |
| WIDTH BETWEEN FLATS | 17.63 MILLIMETERS MINIMUM AND |
| 18.00 MILLIMETERS MAXIMUM |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 10.0 MILLIMETERS NOMINAL |
| SPECIAL FEATURES | PLAIN END - OPTIONAL-TYPE SELF-LOCKING |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | METRIC SOCKET HEAD CAP SCREW |