ST3M404-5: NUT,PLAIN,SLOTTED,HEXAGON.
The NUT,PLAIN,SLOTTED,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: SLOTTED, HEXAGON, nut_height: 0.188 INCHES NOMINAL IN, temp_rating: 450.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the U.S.
Government catalog under NSN 5310-00-434-5478, 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 | SLOTTED, HEXAGON |
| nut_height | 0.188 INCHES NOMINAL IN |
| temp_rating | 450.0 FAHRENHEIT NOMINAL DEGF |
| thread_class | 3B |
| thread_series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| hardness_rating | 27.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM |
| special_features | DYED ORANGE |
| thread_direction | RIGHT-HAND |
| countersink_angle | 110.0 DEGREES NOMINAL NUT |
| surface_treatment | CADMIUM AND CHROMATE OVERALL |
| width_across_flats | 0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| NSN | 5310-00-434-5478 |
| WIDTH ACROSS FLATS | 0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
| TEMP RATING | 450.0 FAHRENHEIT NOMINAL DEGF |
| HARDNESS RATING | 27.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.312 INCHES IN |
| SPECIFICATION/STANDARD DATA | 76301-ST3-404 MANUFACTURERS STANDARD |
| NUT HEIGHT | 0.188 INCHES NOMINAL IN |
| SPECIAL FEATURES | DYED ORANGE |