8017148: BOLT,INTERNALLY RELIEVED BODY.
The BOLT,INTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.250 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 1.062 INCHES NOMINAL IN, thread_series: UNIFIED NATIONAL COARSE (UNC) COUNTERBORE, fastener_length: 1.250 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-335-4734, 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.
| head_style | HEXAGON |
| head_height | 0.250 INCHES NOMINAL IN |
| thread_class | 2A A |
| thread_length | 1.062 INCHES NOMINAL IN |
| thread_series | UNIFIED NATIONAL COARSE (UNC) COUNTERBORE |
| fastener_length | 1.250 INCHES NOMINAL IN |
| special_features | SECOND COUNTERBORE ON SHANK END 0.562 IN. DIA THREADED 0.250-18 NPT IN |
| style_designator | COUNTERBORE THREADED |
| thread_direction | RIGHT-HAND |
| width_between_flats | 1.000 INCHES NOMINAL IN |
| counterbore_diameter | 0.563 INCHES NOMINAL IN |
| internal_thread_class | 2B COUNTERBORE |
| NSN | 5306-00-335-4734 |
| HEAD HEIGHT | 0.250 INCHES NOMINAL IN |
| FASTENER LENGTH | 1.250 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A576 ASSN STD 1ST TREATMENT RESPONSE OR ASTM A108 ASSN STD 2ND TREATMENT RESPONSE OVERALL |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) COUNTERBORE |
| THREAD LENGTH | 1.062 INCHES NOMINAL IN |
| STYLE DESIGNATOR | COUNTERBORE THREADED |
| NOMINAL THREAD DIAMETER | 0.750 INCHES IN |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| COUNTERBORE DIAMETER | 0.563 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.