NAS1218-5-7P: 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 OVERALL, head_style: PAN, grip_length: 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN, head_height: 0.176 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-376-0746, 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 OVERALL |
| head_style | PAN |
| grip_length | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN |
| head_height | 0.176 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN |
| thread_class | 3A A |
| grip_diameter | 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| head_diameter | 0.597 INCHES MINIMUM AND 0.612 INCHES MAXIMUM IN |
| thread_length | 0.501 INCHES NOMINAL IN |
| surface_finish | 32.0 MICROINCHES THREADS |
| fastener_length | 0.939 INCHES NOMINAL IN |
| hardness_rating | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| NSN | 5305-01-376-0746 |
| SURFACE FINISH | 32.0 MICROINCHES THREADS |
| SURFACE FINISH | 32.0 MICROINCHES GRIP |
| SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| HEAD HEIGHT | 0.176 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN |
| FASTENER LENGTH | 0.939 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.501 INCHES NOMINAL IN |
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| NOMINAL THREAD DIAMETER | 0.312 INCHES IN |
| HEAD STYLE | PAN |
No substitute or cross-reference records for this part.