The BOLT,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: KNURLED NO. 4, head_height: 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, thread_length: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN.
This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-413-6258, 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 | IRON ALLOY 660 OVERALL |
| head_style | KNURLED NO. 4 |
| head_height | 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN |
| thread_class | 3A A |
| head_diameter | 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN |
| thread_length | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN |
| surface_finish | 63.0 MICROINCHES OVERALL |
| fastener_length | 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | PASSIVATE OVERALL |
| width_across_flats | 0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| internal_drive_style | HEXAGON |
| NSN | 5306-00-413-6258 |
| FASTENER LENGTH | 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN |
| INTERNAL DRIVE STYLE | HEXAGON |
| THREAD CLASS | 3A A |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THREAD QUANTITY PER INCH | 32 |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE FINISH | 63.0 MICROINCHES OVERALL |
| THREAD SERIES DESIGNATOR | UNJC |
| THREAD LENGTH | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN |