9145707: BOLT,INTERNAL WRENCHING.
The BOLT,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include head_height: 0.470 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.625 INCHES NOMINAL IN, thread_length: 0.375 INCHES MINIMUM IN, fastener_length: 1.875 INCHES NOMINAL IN, special_features: COLOR BUFF AFTER CHROME PLATING. This part is cataloged in the U.S.
Government catalog under NSN 5305-00-438-3553, 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.
| head_height | 0.470 INCHES NOMINAL IN |
| thread_class | 2A A |
| head_diameter | 0.625 INCHES NOMINAL IN |
| thread_length | 0.375 INCHES MINIMUM IN |
| fastener_length | 1.875 INCHES NOMINAL IN |
| special_features | COLOR BUFF AFTER CHROME PLATING |
| thread_direction | RIGHT-HAND |
| surface_treatment | ZINC THREADS |
| width_across_flats | 0.187 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN |
| internal_drive_style | HEXAGON |
| nominal_thread_diameter | 0.250 INCHES IN |
| first_diameter_from_head | 0.234 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| NSN | 5305-00-438-3553 |
| SCREW SURFACE TREATMENT | PASSIVATE |
| FASTENER LENGTH | 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,300 SERIES FED SPEC 1ST MATERIAL RESPONSE OR 66,300 SERIES FED STD 1ST MATERIAL RESPONSE OR COMP 16-18 OR 18-8 ASSN STD 2ND MATERIAL RESPONSE |
| THREAD LENGTH | 0.221 INCHES MINIMUM AND 0.335 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.375 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| NONDEFINITIVE SPEC/STD DATA | 3 TYPE AND 3C STYLE |
| SCREW MATERIAL | STEEL CORROSION RESISTING OR STEEL |
| MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH LBS |