3M1277E4D38A: BOLT,INTERNAL WRENCHING.
The BOLT,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include head_style: FILLISTER COUNTERSUNK, head_height: 0.015 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.358 INCHES MINIMUM AND 0.365 INCHES MAXIMUM IN, thread_length: 0.4250 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.
Government catalog under NSN 5306-01-608-3091, 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.
| head_style | FILLISTER COUNTERSUNK |
| head_height | 0.015 INCHES MAXIMUM IN |
| thread_class | 3A A |
| head_diameter | 0.358 INCHES MINIMUM AND 0.365 INCHES MAXIMUM IN |
| thread_length | 0.4250 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| internal_drive_style | TORX |
| end_item_identification | F/A-18 E/F |
| nominal_thread_diameter | 0.2500 INCHES IN |
| thread_quantity_per_inch | 28 |
| thread_series_designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| NSN | 5306-01-608-3091 |
| HEAD HEIGHT | 0.015 INCHES MAXIMUM IN |
| THREAD LENGTH | 0.4250 INCHES NOMINAL IN |
| NOMINAL THREAD DIAMETER | 0.2500 INCHES IN |
| HEAD STYLE | FILLISTER COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| INTERNAL DRIVE STYLE | TORX |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, 100-DEG REDUCED HEAD, GEAR DRIVE RECESS |
| THREAD CLASS | 3A A |
| END ITEM IDENTIFICATION | F/A-18 E/F |
No substitute or cross-reference records for this part.