NAS1164-5L: SCREW,CLOSE TOLERANCE.
The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 8740 FASTENER, head_style: FLAT COUNTERSUNK, grip_length: 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN, head_diameter: 0.449 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-00-902-4715, 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 | STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 8740 FASTENER |
| head_style | FLAT COUNTERSUNK |
| grip_length | 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN |
| thread_class | 3A A |
| grip_diameter | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| head_diameter | 0.449 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN |
| thread_length | 0.400 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN |
| surface_finish | 32.0 MICROINCHES THREADS |
| fastener_length | 0.722 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN |
| hardness_rating | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| locking_feature | STRIP THREADS |
| thread_direction | RIGHT-HAND |
| NSN | 5305-00-902-4715 |
| SURFACE FINISH | 32.0 MICROINCHES THREADS |
| SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| FASTENER LENGTH | 0.722 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| THREAD LENGTH | 0.400 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN |
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE FASTENER |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |