TA3861: POLARIZING KEY,ELECTRICAL CONNEC.
POLARIZING KEY,ELECTRICAL CONNEC. Key specifications include material: COPPER ALLOY, end_similarity: NOT IDENTICAL, overall_length: 1.781 INCHES NOMINAL IN, surface_finish: 32.0 MICROINCHES, first_end_style: PLAIN, second_end_style: UNTHREADED CROSS DRILLED. This part is cataloged in the U.S.
Government catalog under NSN 3040-00-382-1728, 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 | COPPER ALLOY |
| step_quantity | 2 |
| end_similarity | NOT IDENTICAL |
| overall_length | 1.781 INCHES NOMINAL IN |
| surface_finish | 32.0 MICROINCHES |
| first_end_style | PLAIN |
| second_end_style | UNTHREADED CROSS DRILLED |
| special_features | SECOND END DRILLED HOLE 0.250 IN. DIA X 0.562 IN. DP IN |
| first_end_diameter | 0.3745 INCHES NOMINAL IN |
| second_end_diameter | 0.4995 INCHES NOMINAL IN |
| largest_step_diameter | 0.499 INCHES NOMINAL IN |
| second_end_hole_depth | 0.124 INCHES NOMINAL IN |
| NSN | 3040-00-382-1728 |
| SURFACE FINISH | 32.0 MICROINCHES |
| SECOND END HOLE DIAMETER | 0.0932 INCHES NOMINAL IN |
| STEP QUANTITY | 2 |
| FIRST END DIAMETER | 0.3745 INCHES NOMINAL IN |
| SECOND END DIAMETER | 0.4995 INCHES NOMINAL IN |
| LARGEST STEP DIAMETER | 0.499 INCHES NOMINAL IN |
| FIRST END STYLE | PLAIN |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-892 MIL SPEC SINGLE MATERIAL RESPONSE |
| OVERALL LENGTH | 1.781 INCHES NOMINAL IN |
| SECOND END DISTANCE FROM HOLE CENTER TO END | 0.187 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.