746471-1: NUT,SELF-LOCKING,CASTELLATED,HEX.
NUT,SELF-LOCKING,CASTELLATED,HEX. Key specifications include material: STEEL OVERALL, nut_style: CASTELLATED, HEXAGON, nut_height: 0.400 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNF, hardness_rating: 31.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.
Government catalog under NSN 5310-00-147-6040, 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 OVERALL |
| nut_style | CASTELLATED, HEXAGON |
| nut_height | 0.400 INCHES NOMINAL IN |
| thread_class | 2B |
| thread_series | UNF |
| hardness_rating | 31.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| thread_direction | RIGHT-HAND |
| width_across_flats | 0.986 INCHES MINIMUM AND 1.002 INCHES MAXIMUM IN |
| nominal_thread_size | 0.625 INCHES IN |
| bearing_surface_type | CHAMFERED |
| thread_quantity_per_inch | 18 |
| NSN | 5310-00-147-6040 |
| WIDTH ACROSS FLATS | 0.986 INCHES MINIMUM AND 1.002 INCHES MAXIMUM IN |
| THREAD SERIES | UNF |
| HARDNESS RATING | 31.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | HS178,FSCM 73030 MFR REF SINGLE MATERIAL RESPONSE OR HS279,FSCM 73030 MFR REF SINGLE MATERIAL RESPONSE OR HS1075,FSCM 73030 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.625 INCHES IN |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| NUT HEIGHT | 0.400 INCHES NOMINAL IN |
| NUT STYLE | CASTELLATED, HEXAGON |
| THREAD CLASS | 2B |
No substitute or cross-reference records for this part.