NAS1152C3: 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: 0.188 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.1625 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN, head_diameter: 0.280 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-00-816-6281, 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 | 0.188 INCHES NOMINAL IN |
| thread_class | 3A A |
| grip_diameter | 0.1625 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN |
| head_diameter | 0.280 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN |
| thread_length | 0.276 INCHES MINIMUM IN |
| surface_finish | 32.0 MICROINCHES THREADS |
| fastener_length | 0.449 INCHES MINIMUM AND 0.479 INCHES MAXIMUM IN |
| hardness_rating | 248.0 BRINELL STANDARD MINIMUM AND 321.0 BRINELL STANDARD MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| countersink_angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| NSN | 5305-00-816-6281 |
| SURFACE FINISH | 32.0 MICROINCHES THREADS |
| SURFACE FINISH | 32.0 MICROINCHES GRIP |
| FASTENER LENGTH | 0.449 INCHES MINIMUM AND 0.479 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| THREAD LENGTH | 0.276 INCHES MINIMUM IN |
| HARDNESS RATING | 248.0 BRINELL STANDARD MINIMUM AND 321.0 BRINELL STANDARD MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.164 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
No substitute or cross-reference records for this part.