BLT4446: BOLT,EXTERNALLY RELIEVED BODY.
The BOLT,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.140 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.626 INCHES MINIMUM AND 0.686 INCHES MAXIMUM IN, fastener_length: 1.204 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-01-175-8766, 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 | HEXAGON |
| head_height | 0.140 INCHES NOMINAL IN |
| thread_class | 3A A |
| thread_length | 0.626 INCHES MINIMUM AND 0.686 INCHES MAXIMUM IN |
| fastener_length | 1.204 INCHES NOMINAL IN |
| special_features | SECOND DIA FROM HEAD ROUNDED BOTH SIDES 0.195 IN. FROM FULL DIA OF 0.250 IN. IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | SILVER OVERALL |
| width_between_flats | 0.491 INCHES NOMINAL IN |
| nominal_thread_diameter | 0.250 INCHES IN |
| first_diameter_from_head | 0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN |
| NSN | 5306-01-175-8766 |
| HEAD HEIGHT | 0.140 INCHES NOMINAL IN |
| FASTENER LENGTH | 1.204 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DTD 939,FSCM K0378 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.626 INCHES MINIMUM AND 0.686 INCHES MAXIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | HR 650,FSCM K0378 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| FIRST DIAMETER FROM HEAD | 0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.518 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
No substitute or cross-reference records for this part.