124D81: NUT,SLEEVE.
The NUT,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8740 OR STEEL COMP 4140 OVERALL, nut_style: SLEEVE, nut_length: 0.178 INCHES NOMINAL IN, thread_class: 3B, boss_diameter: 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM BOSS IN, thread_series: UNF. This part is cataloged in the U.S.
Government catalog under NSN 5310-00-522-4386, 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 8740 OR STEEL COMP 4140 OVERALL |
| nut_style | SLEEVE |
| nut_length | 0.178 INCHES NOMINAL IN |
| thread_class | 3B |
| boss_diameter | 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM BOSS IN |
| thread_series | UNF |
| boss_thickness | 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM BOSS IN |
| hardness_rating | 19.0 ROCKWELL C MINIMUM AND 26.0 ROCKWELL C MAXIMUM |
| ledge_nut_length | 0.188 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 88.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM NUT |
| nominal_thread_size | 0.312 INCHES IN |
| NSN | 5310-00-522-4386 |
| NUT LENGTH | 0.178 INCHES NOMINAL IN |
| THREAD SERIES | UNF |
| LEDGE NUT LENGTH | 0.188 INCHES NOMINAL IN |
| NUT WIDTH ACROSS FLATS | 0.618 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| HARDNESS RATING | 19.0 ROCKWELL C MINIMUM AND 26.0 ROCKWELL C MAXIMUM |
| HOLE CONFIGURATION STYLE | CONFIGURATION B |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6382 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.312 INCHES IN |
| BOSS THICKNESS | 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM BOSS IN |
No substitute or cross-reference records for this part.