NAS1202-18: SCREW,CLOSE TOLERANCE.
The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, grip_length: 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM 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: 0.251 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-00-877-9304, 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 E4340 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 6150 OR STEEL COMP 4140 OR STEEL COMP 4037 OVERALL |
| head_style | FLAT COUNTERSUNK |
| grip_length | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM 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 | 0.251 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN |
| fastener_length | 1.386 INCHES MINIMUM AND 1.416 INCHES MAXIMUM IN |
| hardness_rating | 36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL |
| special_features | FLEET BALLISTIC MISSILE QUALITY AS IDENTIFIED BY QUALITY CONTROL NO. POSO911197 |
| thread_direction | RIGHT-HAND |
| countersink_angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| NSN | 5305-00-877-9304 |
| FASTENER LENGTH | 1.386 INCHES MINIMUM AND 1.416 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| THREAD LENGTH | 0.251 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN |
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 5TH MATERIAL RESPONSE OR AMS 6300 ASSN STD 6TH MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.164 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY SPECIAL FEATURES |
| GRIP LENGTH | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN |
No substitute or cross-reference records for this part.