R8321664-138: SCREW,CAP,SOCKET HEAD.
The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT COUNTERSUNK, head_height: 0.161 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.480 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN, thread_length: 0.339 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-734-1834, 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 COUNTERSUNK |
| head_height | 0.161 INCHES NOMINAL IN |
| thread_class | 3A A |
| head_diameter | 0.480 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN |
| thread_length | 0.339 INCHES NOMINAL IN |
| fastener_length | 0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| locking_feature | SELF-LOCKING LOCKING FEATURE |
| thread_direction | RIGHT-HAND |
| countersink_angle | 80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM |
| surface_treatment | OXIDE OVERALL |
| width_across_flats | 0.156 INCHES NOMINAL IN |
| NSN | 5305-01-734-1834 |
| WIDTH ACROSS FLATS | 0.156 INCHES NOMINAL IN |
| HEAD HEIGHT | 0.161 INCHES NOMINAL IN |
| FASTENER LENGTH | 0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-DTL-13294,CLASS 1 OR MIL-DTL-16232,TYPE M, CLASS 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.339 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | FF-S-86 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.2500 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SPECIFICATION/STANDARD DATA | 80205-NAS-24667 NATIONAL STD/SPEC |