The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FILLISTER, head_height: 0.156 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.312 INCHES NOMINAL IN, thread_length: 0.250 INCHES MINIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-637-9757, 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 | FILLISTER |
| head_height | 0.156 INCHES NOMINAL IN |
| thread_class | 2A A |
| head_diameter | 0.312 INCHES NOMINAL IN |
| thread_length | 0.250 INCHES MINIMUM IN |
| shoulder_shape | ROUND FIRST SHOULDER |
| fastener_length | 0.562 INCHES NOMINAL IN |
| shoulder_length | 0.312 INCHES NOMINAL FIRST SHOULDER IN |
| thread_direction | RIGHT-HAND |
| shoulder_diameter | 0.219 INCHES NOMINAL FIRST SHOULDER IN |
| surface_treatment | CADMIUM OVERALL |
| NSN | 5305-00-637-9757 |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| MATERIAL | STEEL OVERALL |
| HEAD STYLE | FILLISTER |
| THREAD QUANTITY PER INCH | 32 |
| SHOULDER DIAMETER | 0.219 INCHES NOMINAL FIRST SHOULDER IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY1 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SHOULDER LENGTH | 0.312 INCHES NOMINAL FIRST SHOULDER IN |