PWA81871-4: SCREW,CAP,SOCKET HEAD.
The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.311 INCHES MINIMUM AND 0.359 INCHES MAXIMUM IN, thread_length: 0.254 INCHES MAXIMUM IN, fastener_length: 9.314 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-438-9953, 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 302 OVERALL |
| head_style | FLAT COUNTERSUNK |
| thread_class | 3A A |
| head_diameter | 0.311 INCHES MINIMUM AND 0.359 INCHES MAXIMUM IN |
| thread_length | 0.254 INCHES MAXIMUM IN |
| fastener_length | 9.314 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| width_across_flats | 0.094 INCHES NOMINAL IN |
| internal_drive_style | HEXAGON |
| nominal_thread_diameter | 0.164 INCHES IN |
| minimum_tensile_strength | 75000 POUNDS PER SQUARE INCH LBS |
| NSN | 5305-01-438-9953 |
| WIDTH ACROSS FLATS | 0.094 INCHES NOMINAL IN |
| FASTENER LENGTH | 9.314 INCHES NOMINAL IN |
| THREAD LENGTH | 0.254 INCHES MAXIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM F837 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.164 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| MINIMUM TENSILE STRENGTH | 75000 POUNDS PER SQUARE INCH LBS |
| INTERNAL DRIVE STYLE | HEXAGON |
| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
No substitute or cross-reference records for this part.