431953: BOLT,ASSEMBLED WASHER.
The BOLT,ASSEMBLED WASHER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: DISHED HEXAGON, head_height: 0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.500 INCHES NOMINAL IN, hardness_rating: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-043-1953, 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 | DISHED HEXAGON |
| head_height | 0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| thread_class | 2A A |
| thread_length | 0.500 INCHES NOMINAL IN |
| hardness_rating | 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| washer_quantity | 1 |
| thread_direction | RIGHT-HAND |
| surface_treatment | CADMIUM OR ZINC OVERALL |
| width_between_flats | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| primary_washer_style | FLAT INTERNAL TEETH |
| nominal_thread_diameter | 0.250 INCHES IN |
| NSN | 5306-00-043-1953 |
| HEAD HEIGHT | 0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| FASTENER LENGTH | 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 3,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| PRIMARY WASHER OUTSIDE DIAMETER | 0.466 INCHES MINIMUM AND 0.478 INCHES MAXIMUM IN |
| THREAD LENGTH | 0.369 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| PRIMARY WASHER MATERIAL THICKNESS | 0.025 INCHES NOMINAL IN |