3M1278E3D13AL: SCREW,SHOULDER.
The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 718 OVERALL, head_style: FILLISTER COUNTERSUNK, head_height: 0.046 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.294 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN, thread_length: 0.345 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-660-3488, 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 | NICKEL ALLOY 718 OVERALL |
| head_style | FILLISTER COUNTERSUNK |
| head_height | 0.046 INCHES NOMINAL IN |
| thread_class | 3A A |
| head_diameter | 0.294 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN |
| thread_length | 0.345 INCHES NOMINAL IN |
| fastener_length | 1.1425 INCHES MINIMUM AND 1.1725 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| features_provided | DRY FILM LUBRICANT |
| surface_treatment | LUBRICANT OVERALL |
| internal_drive_style | TORX |
| NSN | 5305-01-660-3488 |
| HEAD HEIGHT | 0.046 INCHES NOMINAL IN |
| FASTENER LENGTH | 1.1425 INCHES MINIMUM AND 1.1725 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AS5272 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.345 INCHES NOMINAL IN |
| SHANK UNTHREADED HOLE DIAMETER | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM THREADS IN |
| NOMINAL THREAD DIAMETER | 0.1900 INCHES IN |
| FEATURES PROVIDED | DRY FILM LUBRICANT |
| HEAD STYLE | FILLISTER COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SURFACE TREATMENT | LUBRICANT OVERALL |
No substitute or cross-reference records for this part.