GS20G4-16: SCREW,MACHINE.
The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 2A A, head_diameter: 0.442 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN, thread_length: 0.819 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN, screw_material: PLASTIC POLYHEXAMETHYLENE ADIPAMIDE, fastener_length: 1.000 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-143-7441, 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 | 2A A |
| head_diameter | 0.442 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN |
| thread_length | 0.819 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN |
| screw_material | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE |
| fastener_length | 1.000 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| internal_drive_style | SLOT |
| nominal_thread_diameter | 0.250 INCHES IN |
| thread_quantity_per_inch | 28 |
| thread_series_designator | UNF |
| NSN | 5305-01-143-7441 |
| FASTENER LENGTH | 1.000 INCHES NOMINAL IN |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | L-P-410 CL 6/6 FED SPEC SINGLE MATERIAL RESPONSE |
| THREAD LENGTH | 0.819 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SCREW MATERIAL | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE |
| COLOR | BLACK |
| INTERNAL DRIVE STYLE | SLOT |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
No substitute or cross-reference records for this part.