AN174CH7A: BOLT,MACHINE.
The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, hole_type: DRILLED, head_style: HEXAGON, grip_length: 0.438 INCHES NOMINAL IN, head_height: 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN, thread_class: 3A A. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-853-0531, 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 CORROSION RESISTING OVERALL |
| hole_type | DRILLED |
| head_style | HEXAGON |
| grip_length | 0.438 INCHES NOMINAL IN |
| head_height | 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN |
| thread_class | 3A A |
| hole_diameter | 0.046 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN |
| hole_quantity | 6 |
| thread_length | 0.469 INCHES NOMINAL IN |
| fastener_length | 2.281 INCHES MINIMUM IN |
| special_features | COUNTERSINKING OF DRILLED HOLES IN HEAD IS MANDITORY |
| thread_direction | RIGHT-HAND |
| NSN | 5306-00-853-0531 |
| SURFACE FINISH | 63.0 MICROINCHES GRIP |
| SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| HEAD HEIGHT | 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN |
| FASTENER LENGTH | 0.890 INCHES MINIMUM AND 0.937 INCHES MAXIMUM IN |
| THREAD LENGTH | 0.436 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| HOLE CONFIGURATION STYLE | HEXAGON FLATS |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | HEXAGON |
No substitute or cross-reference records for this part.