10920659-2: BOLT,RIBBED NECK.
The BOLT,RIBBED NECK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 8740 OVERALL, head_style: FLAT CHAMFER, rib_length: 0.375 INCHES NOMINAL IN, head_height: 0.375 INCHES NOMINAL IN, rib_quantity: 27, thread_class: 3A A. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-901-2918, 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 4140 OR STEEL COMP 8640 OR STEEL COMP 8740 OVERALL |
| head_style | FLAT CHAMFER |
| rib_length | 0.375 INCHES NOMINAL IN |
| head_height | 0.375 INCHES NOMINAL IN |
| rib_quantity | 27 |
| thread_class | 3A A |
| head_diameter | 1.000 INCHES NOMINAL IN |
| thread_length | 1.376 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN |
| fastener_length | 3.562 INCHES NOMINAL IN |
| hardness_rating | 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| features_provided | CASEHARDENED |
| NSN | 5306-00-901-2918 |
| HEAD HEIGHT | 0.375 INCHES NOMINAL IN |
| FASTENER LENGTH | 3.562 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE2,CLASS3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| THREAD LENGTH | 1.376 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN |
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| RIB LENGTH | 0.375 INCHES NOMINAL IN |
| RIB MINOR DIAMETER | 0.740 INCHES NOMINAL IN |
| NOMINAL THREAD DIAMETER | 0.625 INCHES IN |
| FEATURES PROVIDED | CASEHARDENED |
| HEAD STYLE | FLAT CHAMFER |
No substitute or cross-reference records for this part.