BACBB30NN4K11: SCREW,CLOSE TOLERANCE.
The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 0.6775 INCHES MINIMUM AND 0.6975 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN, head_diameter: 0.465 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-231-2208, 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 | TITANIUM ALLOY OVERALL |
| head_style | FLAT COUNTERSUNK |
| grip_length | 0.6775 INCHES MINIMUM AND 0.6975 INCHES MAXIMUM IN |
| thread_class | 3A A |
| grip_diameter | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| head_diameter | 0.465 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| thread_length | 0.425 INCHES NOMINAL IN |
| fastener_length | 1.0975 INCHES MINIMUM AND 1.1275 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| countersink_angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| surface_treatment | ALUMINUM OVERALL |
| internal_drive_style | CROSS RECESS TYPE 1 |
| NSN | 5305-01-231-2208 |
| FASTENER LENGTH | 1.0975 INCHES MINIMUM AND 1.1275 INCHES MAXIMUM IN |
| THREAD LENGTH | 0.425 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| GRIP LENGTH | 0.6775 INCHES MINIMUM AND 0.6975 INCHES MAXIMUM IN |
| GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| SURFACE TREATMENT | ALUMINUM OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH LBS |