BACB30LU9-30: SCREW,CLOSE TOLERANCE.
The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP E4340 OR STEEL COMP 8740 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 1.8650 INCHES MINIMUM AND 1.8850 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.5605 INCHES MINIMUM AND 0.5615 INCHES MAXIMUM IN, head_diameter: 1.047 INCHES MINIMUM AND 1.146 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-435-7909, 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 | FLAT COUNTERSUNK |
| grip_length | 1.8650 INCHES MINIMUM AND 1.8850 INCHES MAXIMUM IN |
| thread_class | 3A A |
| grip_diameter | 0.5605 INCHES MINIMUM AND 0.5615 INCHES MAXIMUM IN |
| head_diameter | 1.047 INCHES MINIMUM AND 1.146 INCHES MAXIMUM IN |
| thread_length | 0.840 INCHES NOMINAL IN |
| fastener_length | 2.700 INCHES MINIMUM AND 2.730 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| surface_treatment | CADMIUM AND CHROMATE OVERALL |
| internal_drive_style | CROSS RECESS TYPE 1 |
| NSN | 5305-01-435-7909 |
| FASTENER LENGTH | 2.700 INCHES MINIMUM AND 2.730 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.840 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.5625 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| GRIP LENGTH | 1.8650 INCHES MINIMUM AND 1.8850 INCHES MAXIMUM IN |
| GRIP DIAMETER | 0.5605 INCHES MINIMUM AND 0.5615 INCHES MAXIMUM IN |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
No substitute or cross-reference records for this part.