37091-1: BOLT,EXTERNALLY RELIEVED BODY.
The BOLT,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 631 OVERALL, head_style: HEXAGON, head_height: 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 1.127 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN, fastener_length: 1.210 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-01-377-9429, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| material | STEEL COMP 631 OVERALL |
| head_style | HEXAGON |
| head_height | 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN |
| thread_class | 2A A |
| thread_length | 1.127 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN |
| fastener_length | 1.210 INCHES NOMINAL IN |
| hardness_rating | 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| surface_treatment | PASSIVATE OVERALL |
| width_between_flats | 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| nominal_thread_diameter | 0.312 INCHES IN |
| first_diameter_from_head | 0.800 INCHES NOMINAL IN |
| NSN | 5306-01-377-9429 |
| HEAD HEIGHT | 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN |
| FASTENER LENGTH | 1.210 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 1.127 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN |
| HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| FIRST DIAMETER FROM HEAD | 0.800 INCHES NOMINAL IN |
| NOMINAL THREAD DIAMETER | 0.312 INCHES IN |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
No substitute or cross-reference records for this part.