668479: BOLT,MACHINE.
The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.875 INCHES NOMINAL IN, fastener_length: 1.750 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-01-017-5550, 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 | HEXAGON |
| head_height | 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN |
| thread_class | 2A A |
| thread_length | 0.875 INCHES NOMINAL IN |
| fastener_length | 1.750 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | PHOSPHATE AND OIL 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 |
| thread_series_designator | UNIFIED NATIONAL COARSE (UNC) |
| NSN | 5306-01-017-5550 |
| HEAD HEIGHT | 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN |
| FASTENER LENGTH | 1.750 INCHES NOMINAL IN |
| THREAD LENGTH | 0.875 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.312 INCHES IN |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| WIDTH BETWEEN FLATS | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| SURFACE TREATMENT | PHOSPHATE AND OIL OVERALL |
| THREAD CLASS | 2A A |