MS51989-107-14: STUD,LOCKED IN.
The STUD,LOCKED IN is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130, thread_class: 3A NUT THREAD A, thread_length: 0.605 INCHES MINIMUM AND 0.635 INCHES MAXIMUM NUT THREAD IN, overall_length: 1.595 INCHES MINIMUM AND 1.655 INCHES MAXIMUM IN, surface_finish: 32.0 MICROINCHES NUT THD, hardness_rating: 26.0 ROCKWELL C MINIMUM. This part is cataloged in the U.S.
Government catalog under NSN 5307-01-032-0643, 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 4130 |
| thread_class | 3A NUT THREAD A |
| thread_length | 0.605 INCHES MINIMUM AND 0.635 INCHES MAXIMUM NUT THREAD IN |
| overall_length | 1.595 INCHES MINIMUM AND 1.655 INCHES MAXIMUM IN |
| surface_finish | 32.0 MICROINCHES NUT THD |
| hardness_rating | 26.0 ROCKWELL C MINIMUM |
| locking_feature | KEY INSERTS |
| style_designator | LOCKED IN |
| thread_direction | RIGHT-HAND STUD THREAD |
| surface_treatment | CADMIUM OVERALL |
| serration_quantity | 24 |
| nominal_thread_size | 0.375 INCHES NUT THREAD IN |
| NSN | 5307-01-032-0643 |
| SURFACE FINISH | 32.0 MICROINCHES NUT THD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| DISTANCE FROM SERRATED PORTION TO NUT END | 0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN |
| THREAD LENGTH | 0.505 INCHES MINIMUM AND 0.535 INCHES MAXIMUM STUD THREAD IN |
| THREAD LENGTH | 0.605 INCHES MINIMUM AND 0.635 INCHES MAXIMUM NUT THREAD IN |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM |
| STYLE DESIGNATOR | LOCKED IN |
| THREAD PITCH DIAMETERS | +0.3926 TO 0.3946 INCHES STUD THREAD IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE |
| OVERALL LENGTH | 1.595 INCHES MINIMUM AND 1.655 INCHES MAXIMUM IN |