FNW12-428: NUT,PLAIN,EXTENDED WASHER,HEXAGO.
NUT,PLAIN,EXTENDED WASHER,HEXAGO. Key specifications include material: STEEL NUT, nut_style: HEXAGON, lubrication: DRY FILM LUBRICANT, temp_rating: 450.0 FAHRENHEIT MAXIMUM DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the U.S.
Government catalog under NSN 5310-01-355-0194, 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 NUT |
| nut_style | HEXAGON |
| lubrication | DRY FILM LUBRICANT |
| temp_rating | 450.0 FAHRENHEIT MAXIMUM DEGF |
| thread_class | 3B |
| thread_series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| overall_height | 0.242 INCHES NOMINAL IN |
| hardness_rating | 43.0 ROCKWELL C MAXIMUM |
| thread_direction | RIGHT-HAND |
| washer_thickness | 0.032 INCHES NOMINAL IN |
| surface_treatment | CADMIUM WASHER |
| width_across_flats | 0.304 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN |
| NSN | 5310-01-355-0194 |
| LUBRICATION | DRY FILM LUBRICANT |
| OVERALL HEIGHT | 0.242 INCHES NOMINAL IN |
| WASHER OUTSIDE DIAMETER | 0.276 INCHES NOMINAL IN |
| WIDTH ACROSS FLATS | 0.304 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 1, CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
| TEMP RATING | 450.0 FAHRENHEIT MAXIMUM DEGF |
| HARDNESS RATING | 43.0 ROCKWELL C MAXIMUM |
| HOLE CONFIGURATION STYLE | CONFIGURATION B |
| WASHER THICKNESS | 0.032 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.