The SWITCH,CODE INDICATING WHEEL is a 3M industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, grip_length: 22.0 MILLIMETERS NOMINAL MM, head_height: 4.0 MILLIMETERS NOMINAL MM, thread_class: 2A A, head_diameter: 0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-763-6963, 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 OVERALL |
| head_style | HEXAGON |
| grip_length | 22.0 MILLIMETERS NOMINAL MM |
| head_height | 4.0 MILLIMETERS NOMINAL MM |
| thread_class | 2A A |
| head_diameter | 0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN |
| thread_length | 18.0 MILLIMETERS NOMINAL MM |
| screw_material | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 |
| fastener_length | 40.0 MILLIMETERS NOMINAL MM |
| thread_direction | RIGHT-HAND |
| countersink_angle | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| surface_treatment | OIL AND PHOSPHATE OVERALL |
| NSN | 5305-00-763-6963 |
| SCREW SURFACE TREATMENT | PASSIVATE |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| SCREW MATERIAL | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES |
| NOMINAL THREAD DIAMETER | 0.138 INCHES IN |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| THREAD LENGTH | 0.199 INCHES MINIMUM AND 0.292 INCHES MAXIMUM IN |
| FASTENER LENGTH | 0.375 INCHES NOMINAL IN |
| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |