0C-4-271: SCREW,MACHINE.
The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: OVAL COUNTERSUNK, thread_class: 3A A, head_diameter: 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN, thread_length: 0.068 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN, screw_material: COPPER ALLOY, fastener_length: 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-133-0149, 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.
| head_style | OVAL COUNTERSUNK |
| thread_class | 3A A |
| head_diameter | 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN |
| thread_length | 0.068 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| screw_material | COPPER ALLOY |
| fastener_length | 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| internal_drive_style | SLOT |
| nominal_thread_diameter | 0.112 INCHES IN |
| thread_quantity_per_inch | 48 |
| thread_series_designator | UNF |
| NSN | 5305-01-133-0149 |
| FASTENER LENGTH | 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN |
| THREAD LENGTH | 0.068 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.112 INCHES IN |
| HEAD STYLE | OVAL COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SCREW MATERIAL | COPPER ALLOY |
| INTERNAL DRIVE STYLE | SLOT |
| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| THREAD CLASS | 3A A |
No substitute or cross-reference records for this part.