12705-12C-12U: SCREW,SHOULDER.
The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: KNURLED NO. 5, head_height: 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.977 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN, thread_length: 0.875 INCHES NOMINAL IN.
This part is cataloged in the U.S. Government catalog under NSN 5305-01-689-2610, 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 | KNURLED NO. 5 |
| head_height | 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| thread_class | 3A A |
| head_diameter | 0.977 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| thread_length | 0.875 INCHES NOMINAL IN |
| fastener_length | 1.625 INCHES NOMINAL IN |
| hardness_rating | 36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| surface_treatment | ZINC OVERALL |
| width_across_flats | 0.375 INCHES NOMINAL IN |
| internal_drive_style | HEXAGON |
| NSN | 5305-01-689-2610 |
| WIDTH ACROSS FLATS | 0.375 INCHES NOMINAL IN |
| HEAD HEIGHT | 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| FASTENER LENGTH | 1.625 INCHES NOMINAL IN |
| THREAD LENGTH | 0.875 INCHES NOMINAL IN |
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A574 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ALL MATERIAL RESPONSES OR ANSI/ASME B18.3 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| NOMINAL THREAD DIAMETER | 0.625 INCHES IN |
| HEAD STYLE | KNURLED NO. 5 |
| THREAD DIRECTION | RIGHT-HAND |
| COLOR | SILVER OVERALL |