The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include hole_type: DRILLED, head_style: HEXAGON, grip_length: 1.734 INCHES MINIMUM AND 1.766 INCHES MAXIMUM IN, head_height: 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.1889 INCHES MINIMUM AND 0.1894 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-141-4507, 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 4140 OR STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL |
| hole_type | DRILLED |
| head_style | HEXAGON |
| grip_length | 1.734 INCHES MINIMUM AND 1.766 INCHES MAXIMUM IN |
| head_height | 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN |
| thread_class | 3A A |
| grip_diameter | 0.1889 INCHES MINIMUM AND 0.1894 INCHES MAXIMUM IN |
| hole_diameter | 0.046 INCHES NOMINAL IN |
| hole_quantity | 1 |
| thread_length | 0.374 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN |
| surface_finish | 63.0 MICROINCHES GRIP |
| fastener_length | 2.140 INCHES MINIMUM AND 2.187 INCHES MAXIMUM IN |
| NSN | 5306-00-141-4507 |
| THREAD CLASS | 3A A |
| MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH LBS |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| GRIP LENGTH | 1.734 INCHES MINIMUM AND 1.766 INCHES MAXIMUM IN |
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.000 INCHES MINIMUM AND 2.032 INCHES MAXIMUM FIRST HOLE IN |
| SURFACE FINISH | 63.0 MICROINCHES GRIP |
| SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| HEAD STYLE | HEXAGON |
| HOLE DIAMETER | 0.046 INCHES NOMINAL IN |