12387306-52: SCREW,SHOULDER.
The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, head_height: 0.490 INCHES MINIMUM IN, thread_class: 3A A, head_diameter: 1.000 INCHES MAXIMUM IN, thread_length: 0.845 INCHES MINIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-463-9511, 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 | FLAT CHAMFER |
| head_height | 0.490 INCHES MINIMUM IN |
| thread_class | 3A A |
| head_diameter | 1.000 INCHES MAXIMUM IN |
| thread_length | 0.845 INCHES MINIMUM IN |
| shoulder_shape | ROUND FIRST SHOULDER |
| fastener_length | 2.110 INCHES NOMINAL IN |
| hardness_rating | 32.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| shoulder_length | 1.250 INCHES MINIMUM FIRST SHOULDER IN |
| special_features | SURFACE TREATMENT PER MIL-STD-171, EXCEPT 0.0003" THICK, CHROMATE TO BE BRONZE OR OLIVE DRAB |
| thread_direction | RIGHT-HAND |
| NSN | 5305-01-463-9511 |
| WIDTH ACROSS FLATS | 0.375 INCHES NOMINAL IN |
| HEAD HEIGHT | 0.490 INCHES MINIMUM IN |
| FASTENER LENGTH | 2.110 INCHES NOMINAL IN |
| SHOULDER LENGTH | 1.250 INCHES MINIMUM FIRST SHOULDER IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171, 1.9.2.3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SHOULDER DIAMETER | 0.746 INCHES MINIMUM FIRST SHOULDER IN |
| THREAD LENGTH | 0.845 INCHES MINIMUM IN |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| NOMINAL THREAD DIAMETER | 0.625 INCHES IN |
No substitute or cross-reference records for this part.