0440B0185-2L5: SCREW,CAP,HEXAGON HEAD.
The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY K-500 OR NICKEL ALLOY 502 OVERALL, head_style: HEXAGON, head_height: 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.525 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN, surface_finish: 125.0 MICROINCHES OVERALL. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-359-9443, 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 K-500 OR NICKEL ALLOY 502 OVERALL |
| head_style | HEXAGON |
| head_height | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN |
| thread_class | 2A A |
| thread_length | 0.525 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| surface_finish | 125.0 MICROINCHES OVERALL |
| fastener_length | 0.563 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| locking_feature | PELLET OR PATCH OR STRIP THREADS |
| thread_direction | RIGHT-HAND |
| width_between_flats | 0.428 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN |
| nominal_thread_diameter | 0.250 INCHES IN |
| thread_quantity_per_inch | 20 |
| NSN | 5305-01-359-9443 |
| SURFACE FINISH | 125.0 MICROINCHES OVERALL |
| HEAD HEIGHT | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN |
| FASTENER LENGTH | 0.563 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| THREAD LENGTH | 0.525 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-286 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN |
| LOCKING FEATURE | PELLET OR PATCH OR STRIP THREADS |
No substitute or cross-reference records for this part.