AIC4465-4-16: SCREW,CLOSE TOLERANCE.
The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN, head_diameter: 0.509 INCHES MINIMUM AND 0.518 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-436-0790, 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 | IRON ALLOY 660 OVERALL |
| head_style | FLAT COUNTERSUNK |
| grip_length | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN |
| thread_class | 3A A |
| grip_diameter | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| head_diameter | 0.509 INCHES MINIMUM AND 0.518 INCHES MAXIMUM IN |
| thread_length | 0.365 INCHES NOMINAL IN |
| fastener_length | 1.480 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| surface_treatment | PASSIVATE OVERALL |
| internal_drive_style | OFFSET CRUCIFORM (TORQUE SET) |
| NSN | 5305-01-436-0790 |
| FASTENER LENGTH | 1.480 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.365 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD 1ST MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| GRIP LENGTH | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN |
| GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| SURFACE TREATMENT | PASSIVATE OVERALL |