1272180: BOLT,EXTERNALLY RELIEVED BODY.
The BOLT,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: DOUBLE HEXAGON EXTENDED WASHER, head_height: 0.435 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.625 INCHES MINIMUM IN, fastener_length: 4.750 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-784-5656, 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 OVERALL |
| head_style | DOUBLE HEXAGON EXTENDED WASHER |
| head_height | 0.435 INCHES NOMINAL IN |
| thread_class | 3A A |
| thread_length | 0.625 INCHES MINIMUM IN |
| fastener_length | 4.750 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | CADMIUM OVERALL |
| width_between_flats | 0.500 INCHES NOMINAL IN |
| nominal_thread_diameter | 0.438 INCHES IN |
| extended_washer_diameter | 0.750 INCHES NOMINAL IN |
| first_diameter_from_head | 0.435 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN |
| NSN | 5306-00-784-5656 |
| EXTENDED WASHER THICKNESS | 0.099 INCHES NOMINAL IN |
| HEAD HEIGHT | 0.435 INCHES NOMINAL IN |
| FASTENER LENGTH | 4.750 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| EXTENDED WASHER DIAMETER | 0.750 INCHES NOMINAL IN |
| THREAD LENGTH | 0.625 INCHES MINIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66,COMP 4340 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| FIRST DIAMETER FROM HEAD | 0.435 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 4.125 INCHES NOMINAL IN |
| NOMINAL THREAD DIAMETER | 0.438 INCHES IN |
No substitute or cross-reference records for this part.