BACB30NE5-28: BOLT,CLOSE TOLERANCE.
The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP E4340 OR STEEL COMP 8740 OVERALL, head_style: UNDERCUT HEXAGON, grip_length: 1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM IN, head_height: 0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-01-133-9440, 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 E4340 OR STEEL COMP 8740 OVERALL |
| head_style | UNDERCUT HEXAGON |
| grip_length | 1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM IN |
| head_height | 0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN |
| thread_class | 3A A |
| grip_diameter | 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| thread_length | 0.444 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN |
| surface_finish | 32.0 MICROINCHES GRIP |
| fastener_length | 2.204 INCHES MINIMUM AND 2.234 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | CADMIUM AND CHROMATE OVERALL |
| width_between_flats | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| NSN | 5306-01-133-9440 |
| SURFACE FINISH | 32.0 MICROINCHES THREADS |
| SURFACE FINISH | 32.0 MICROINCHES GRIP |
| SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| HEAD HEIGHT | 0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN |
| FASTENER LENGTH | 2.204 INCHES MINIMUM AND 2.234 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.444 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR AMS6322 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.312 INCHES IN |
| HEAD STYLE | UNDERCUT HEXAGON |
No substitute or cross-reference records for this part.