GC530E8-7: SCREW,MACHINE.
The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.287 INCHES MINIMUM AND 0.292 INCHES MAXIMUM IN, thread_length: 0.296 INCHES MINIMUM AND 0.336 INCHES MAXIMUM IN, screw_material: IRON ALLOY 660, fastener_length: 0.744 INCHES MINIMUM AND 0.764 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-132-2160, 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 | FLAT COUNTERSUNK |
| thread_class | 3A A |
| head_diameter | 0.287 INCHES MINIMUM AND 0.292 INCHES MAXIMUM IN |
| thread_length | 0.296 INCHES MINIMUM AND 0.336 INCHES MAXIMUM IN |
| screw_material | IRON ALLOY 660 |
| fastener_length | 0.744 INCHES MINIMUM AND 0.764 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 100.0 DEGREES NOMINAL |
| internal_drive_style | CROSS RECESS TYPE 1 |
| nominal_thread_diameter | 0.164 INCHES IN |
| thread_quantity_per_inch | 32 |
| thread_series_designator | UNJC |
| NSN | 5305-01-132-2160 |
| FASTENER LENGTH | 0.744 INCHES MINIMUM AND 0.764 INCHES MAXIMUM IN |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE |
| THREAD LENGTH | 0.296 INCHES MINIMUM AND 0.336 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.164 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SCREW MATERIAL | IRON ALLOY 660 |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |