2056-2639: NUT,PLAIN,HEXAGON.
The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OR STEEL COMP 304 OVERALL, nut_style: HEXAGON, nut_height: 0.140 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This part is cataloged in the U.S.
Government catalog under NSN 5310-00-490-1723, 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 COMP 303 OR STEEL COMP 304 OVERALL |
| nut_style | HEXAGON |
| nut_height | 0.140 INCHES NOMINAL IN |
| thread_class | 2B |
| thread_series | UNIFIED NATIONAL COARSE (UNC) |
| thread_direction | RIGHT-HAND |
| countersink_angle | 45.0 DEGREES NOMINAL NUT |
| surface_treatment | PASSIVATE OVERALL |
| width_across_flats | 0.312 INCHES NOMINAL IN |
| nominal_thread_size | 0.190 INCHES IN |
| bearing_surface_type | CHAMFERED |
| bearing_surface_finish | 125.0 MICROINCHES |
| NSN | 5310-00-490-1723 |
| WIDTH ACROSS FLATS | 0.312 INCHES NOMINAL IN |
| BEARING SURFACE FINISH | 125.0 MICROINCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | HA296MR105 FSCM 49956 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 COND A ASSN STD 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.190 INCHES IN |
| NUT HEIGHT | 0.140 INCHES NOMINAL IN |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| COUNTERSINK ANGLE | 45.0 DEGREES NOMINAL NUT |
No substitute or cross-reference records for this part.