ST1251P003: STUD,RECESSED AND STEPPED.
The STUD,RECESSED AND STEPPED is a the manufacturer industrial component. Key specifications include material: STEEL, thread_class: 3A NUT THREAD A, thread_length: 0.500 INCHES NOMINAL NUT THREAD IN, overall_length: 3.250 INCHES NOMINAL IN, hardness_rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM, style_designator: RECESSED AND STEPPED. This part is cataloged in the U.S.
Government catalog under NSN 5307-00-207-5244, 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 |
| thread_class | 3A NUT THREAD A |
| thread_length | 0.500 INCHES NOMINAL NUT THREAD IN |
| overall_length | 3.250 INCHES NOMINAL IN |
| hardness_rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| style_designator | RECESSED AND STEPPED |
| thread_direction | RIGHT-HAND STUD THREAD |
| surface_treatment | CADMIUM OVERALL |
| nominal_thread_size | 0.3125 INCHES STUD THREAD IN |
| plain_shank_diameter | 0.312 INCHES NOMINAL IN |
| thread_pitch_diameters | +0.2809 TO 0.2824 INCHES STUD THREAD IN |
| thread_quantity_per_inch | 16 STUD THREAD |
| NSN | 5307-00-207-5244 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.500 INCHES NOMINAL NUT THREAD IN |
| THREAD LENGTH | 0.500 INCHES NOMINAL STUD THREAD IN |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| STYLE DESIGNATOR | RECESSED AND STEPPED |
| THREAD PITCH DIAMETERS | +0.2809 TO 0.2824 INCHES STUD THREAD IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6098 MIL SPEC SINGLE MATERIAL RESPONSE |
| OVERALL LENGTH | 3.250 INCHES NOMINAL IN |
| DIAMETER OF RECESSED PORTION OF SHANK | 0.203 INCHES NOMINAL IN |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
No substitute or cross-reference records for this part.