| THREAD SERIES DESIGNATOR | M |
| NOMINAL THREAD DIAMETER | 1.25 MILLIMETERS |
| EXTERNAL THREAD TOLERANCE CLASS | 6G |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 38.0 MILLIMETERS NOMINAL |
| FASTENER LENGTH | 85.0 MILLIMETERS NOMINAL |
| MATERIAL | STEEL RING |
| STEEL COMP 4140H OR |
| STEEL COMP 8740 STAND-OFF |
| STEEL FASTENER |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A228 ASSN STD SINGLE MATERIAL RESPONSE RING |
| ASTM A304 ASSN STD 1ST MATERIAL RESPONSE OR |
| AMS 6322 ASSN STD 2ND MATERIAL RESPONSE STAND-OFF |
| ASTM F568 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| SURFACE TREATMENT | ZINC AND |
| CHROMATE RING |
| ZINC AND |
| CHROMATE STAND-OFF |
| CHROMATE FASTENER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE RING |
| ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE STAND-OFF |
| ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE FASTENER |
| COLOR | OLIVE DRAB RING |
| OLIVE DRAB STAND-OFF |
| OLIVE DRAB FASTENER |
| HARDNESS RATING | 44.0 ROCKWELL C MINIMUM AND |
| 38.0 ROCKWELL C MAXIMUM STAND-OFF |
| HEAD STYLE | HEXAGON |
| HEAD HEIGHT | 5.30 MILLIMETERS NOMINAL |
| WIDTH BETWEEN FLATS | 13.0 MILLIMETERS NOMINAL |
| INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE |
| MATERIAL ACCOMMODATED THICKNESS | 3.0 MILLIMETERS NOMINAL |