258-0281-50: BOLT,ASSEMBLED WASHER.
The BOLT,ASSEMBLED WASHER is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.208 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.733 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN, fastener_length: 0.844 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN, special_features: W/HEADER POINT. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-286-1504, 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 | 0.208 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN |
| thread_class | 2A A |
| thread_length | 0.733 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN |
| fastener_length | 0.844 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN |
| washer_quantity | 1 |
| special_features | W/HEADER POINT |
| thread_direction | RIGHT-HAND |
| surface_treatment | CADMIUM OR ZINC OVERALL |
| width_between_flats | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| nominal_thread_diameter | 0.312 INCHES IN |
| thread_quantity_per_inch | 18 |
| NSN | 5306-00-286-1504 |
| HEAD HEIGHT | 0.208 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN |
| FASTENER LENGTH | 0.844 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN |
| PRIMARY WASHER OUTSIDE DIAMETER | 0.540 INCHES MINIMUM AND 0.556 INCHES MAXIMUM IN |
| THREAD LENGTH | 0.733 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.312 INCHES IN |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| PRIMARY WASHER MATERIAL THICKNESS | 0.078 INCHES MINIMUM IN |
| WIDTH BETWEEN FLATS | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |