H185B3-11R: SCREW,CLOSE TOLERANCE.
The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP H11 OVERALL, head_style: FILLISTER COUNTERSUNK, grip_length: 0.6875 INCHES NOMINAL IN, head_height: 0.012 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.7031 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-706-7750, 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 H11 OVERALL |
| head_style | FILLISTER COUNTERSUNK |
| grip_length | 0.6875 INCHES NOMINAL IN |
| head_height | 0.012 INCHES NOMINAL IN |
| thread_class | 3A A |
| grip_diameter | 0.7031 INCHES NOMINAL IN |
| head_diameter | 0.305 INCHES MAXIMUM IN |
| thread_length | 0.363 INCHES NOMINAL IN |
| fastener_length | 1.0505 INCHES MINIMUM IN |
| hardness_rating | 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| countersink_angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| NSN | 5305-01-706-7750 |
| HEAD HEIGHT | 0.012 INCHES NOMINAL IN |
| FASTENER LENGTH | 1.0505 INCHES MINIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-83488 TYPE II,CLASS 3 MIL SPEC 1ST TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.363 INCHES NOMINAL IN |
| HARDNESS RATING | 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.190 INCHES IN |
| FEATURES PROVIDED | DRY FILM LUBRICANT |
| HEAD STYLE | FILLISTER COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |