SP-2642-3: SCREW,SHOULDER.
The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, head_style: FLAT CHAMFER, head_height: 0.125 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.500 INCHES NOMINAL IN, thread_length: 0.438 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-00-110-3403, 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 COMP 4130 OVERALL |
| head_style | FLAT CHAMFER |
| head_height | 0.125 INCHES NOMINAL IN |
| thread_class | 3A A |
| head_diameter | 0.500 INCHES NOMINAL IN |
| thread_length | 0.438 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN |
| shoulder_shape | ROUND FIRST SHOULDER |
| fastener_length | 2.664 INCHES MINIMUM AND 2.695 INCHES MAXIMUM IN |
| hardness_rating | 25.0 ROCKWELL C MINIMUM AND 29.0 ROCKWELL C MAXIMUM OVERALL |
| shoulder_length | 0.320 INCHES NOMINAL FIRST SHOULDER IN |
| thread_direction | RIGHT-HAND |
| shoulder_diameter | 0.370 INCHES MINIMUM AND 0.372 INCHES MAXIMUM FIRST SHOULDER IN |
| NSN | 5305-00-110-3403 |
| HEAD HEIGHT | 0.125 INCHES NOMINAL IN |
| FASTENER LENGTH | 2.664 INCHES MINIMUM AND 2.695 INCHES MAXIMUM IN |
| SHOULDER LENGTH | 0.320 INCHES NOMINAL FIRST SHOULDER IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SHOULDER DIAMETER | 0.370 INCHES MINIMUM AND 0.372 INCHES MAXIMUM FIRST SHOULDER IN |
| THREAD LENGTH | 0.438 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 29.0 ROCKWELL C MAXIMUM OVERALL |
| NOMINAL THREAD DIAMETER | 0.312 INCHES IN |
| HEAD STYLE | FLAT CHAMFER |
No substitute or cross-reference records for this part.