The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: ROUND, head_style: HEXAGON, grip_length: 0.125 INCHES NOMINAL IN, head_height: 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN, nut_diameter: 8.6563 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-144-3646, 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 | ROUND |
| head_style | HEXAGON |
| grip_length | 0.125 INCHES NOMINAL IN |
| head_height | 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN |
| nut_diameter | 8.6563 INCHES NOMINAL IN |
| thread_class | 3A A |
| nut_thickness | 1.0625 INCHES NOMINAL IN |
| thread_length | 0.406 INCHES MINIMUM IN |
| fastener_length | 0.531 INCHES NOMINAL IN |
| hardness_rating | 66.0 ROCKWELL B MINIMUM AND 92.0 ROCKWELL B MAXIMUM |
| thread_direction | RIGHT-HAND |
| NSN | 5306-00-144-3646 |
| FASTENER LENGTH | 0.531 INCHES NOMINAL IN |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.406 INCHES MINIMUM IN |
| NOMINAL THREAD DIAMETER | 0.190 INCHES IN |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| GRIP LENGTH | 0.125 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| HEAD STYLE | HEXAGON |
| THREAD QUANTITY PER INCH | 32 |
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.391 INCHES NOMINAL FIRST HOLE IN |