2057D115: BOLT,EXTERNALLY RELIEVED BODY.
The BOLT,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8735 OVERALL, head_style: HEXAGON, head_height: 0.219 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.656 INCHES MINIMUM IN, fastener_length: 2.250 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-298-4874, 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 8735 OVERALL |
| head_style | HEXAGON |
| head_height | 0.219 INCHES NOMINAL IN |
| thread_class | 3A A |
| thread_length | 0.656 INCHES MINIMUM IN |
| fastener_length | 2.250 INCHES NOMINAL IN |
| hardness_rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| width_between_flats | 0.553 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| nominal_thread_diameter | 0.375 INCHES IN |
| first_diameter_from_head | 0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN |
| third_diameter_from_head | 0.302 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN |
| NSN | 5306-00-298-4874 |
| HEAD HEIGHT | 0.219 INCHES NOMINAL IN |
| FASTENER LENGTH | 2.250 INCHES NOMINAL IN |
| THREAD LENGTH | 0.656 INCHES MINIMUM IN |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6320 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| FIRST DIAMETER FROM HEAD | 0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 1.344 INCHES NOMINAL IN |
| NOMINAL THREAD DIAMETER | 0.375 INCHES IN |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 1.594 INCHES NOMINAL IN |
| HEAD STYLE | HEXAGON |
No substitute or cross-reference records for this part.