NAS1189E3T18L: SCREW,CAP,SOCKET HEAD.
The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.322 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, thread_length: 0.921 INCHES MINIMUM AND 1.045 INCHES MAXIMUM IN, surface_finish: 32.0 MICROINCHES THREADS. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-044-6551, 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 |
| thread_class | 3A A |
| head_diameter | 0.322 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| thread_length | 0.921 INCHES MINIMUM AND 1.045 INCHES MAXIMUM IN |
| surface_finish | 32.0 MICROINCHES THREADS |
| fastener_length | 0.063 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| locking_feature | STRIP THREADS |
| thread_direction | RIGHT-HAND |
| countersink_angle | 100.0 DEGREES NOMINAL |
| surface_treatment | PASSIVATE OVERALL |
| internal_drive_style | OFFSET CRUCIFORM (TORQUE SET) |
| NSN | 5305-01-044-6551 |
| SURFACE FINISH | 32.0 MICROINCHES THREADS |
| SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| FASTENER LENGTH | 0.063 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.921 INCHES MINIMUM AND 1.045 INCHES MAXIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.190 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SPECIFICATION/STANDARD DATA | 80205-NAS1189 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
No substitute or cross-reference records for this part.