66-4002-4: BOLT,MACHINE.
The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: DOUBLE HEXAGON EXTENDED WASHER, grip_length: 2.500 INCHES NOMINAL IN, head_height: 1.095 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 1.380 INCHES MINIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-813-9605, 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 |
| grip_length | 2.500 INCHES NOMINAL IN |
| head_height | 1.095 INCHES NOMINAL IN |
| thread_class | 3A A |
| thread_length | 1.380 INCHES MINIMUM IN |
| fastener_length | 3.880 INCHES NOMINAL IN |
| hardness_rating | 45.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| features_provided | FINISHED HEAD |
| surface_treatment | CADMIUM AND CHROMATE OVERALL |
| width_between_flats | 1.239 INCHES MINIMUM AND 1.252 INCHES MAXIMUM IN |
| NSN | 5306-00-813-9605 |
| EXTENDED WASHER THICKNESS | 0.230 INCHES NOMINAL IN |
| HEAD HEIGHT | 1.095 INCHES NOMINAL IN |
| FASTENER LENGTH | 3.880 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | BAC 571,FSCM 81205 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| EXTENDED WASHER DIAMETER | 1.655 INCHES NOMINAL IN |
| THREAD LENGTH | 1.380 INCHES MINIMUM IN |
| HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | SPS-M-107,FSCM 81205 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 1.000 INCHES IN |
| FEATURES PROVIDED | FINISHED HEAD |
No substitute or cross-reference records for this part.