7189604: WORM SHAFT.
The WORM SHAFT is a the manufacturer industrial component. Key specifications include material: STEEL, keyway_width: 0.188 INCHES NOMINAL FIRST END THIRD PORTION IN, thread_length: 0.948 INCHES NOMINAL SECOND END FOURTH PORTION IN, end_similarity: NOT IDENTICAL, overall_length: 8.875 INCHES NOMINAL IN, shaft_location: BOTH ENDS OF WORM. This part is cataloged in the U.S.
Government catalog under NSN 3040-00-385-7808, 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 |
| keyway_width | 0.188 INCHES NOMINAL FIRST END THIRD PORTION IN |
| thread_length | 0.948 INCHES NOMINAL SECOND END FOURTH PORTION IN |
| end_similarity | NOT IDENTICAL |
| overall_length | 8.875 INCHES NOMINAL IN |
| shaft_location | BOTH ENDS OF WORM |
| special_features | NO. 63 FINISH ON OD OF SECOND STEP,ON BOTH ENDS,ON SPLINE AND WORM TEETH SURFACES |
| worm_body_length | 3.563 INCHES NOMINAL IN |
| worm_helix_angle | 4 DEG 33 MIN. |
| worm_thread_lead | 0.625 INCHES NOMINAL IN |
| surface_treatment | PHOSPHATE |
| worm_pitch_diameter | 2.500 INCHES NOMINAL IN |
| NSN | 3040-00-385-7808 |
| SHAFT LOCATION | BOTH ENDS OF WORM |
| FSC APPLICATION DATA | LAUNCHER,762-MM ROCKET,TRUCK MOUNTED,XM289 |
| TEETH HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| WORM BODY LENGTH | 3.563 INCHES NOMINAL IN |
| WORM THREAD LEAD | 0.625 INCHES NOMINAL IN |
| THREAD LENGTH | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM FIRST END THIRD PORTION IN |
| THREAD LENGTH | 0.948 INCHES NOMINAL SECOND END FOURTH PORTION IN |
| OVERALL LENGTH | 8.875 INCHES NOMINAL IN |
| SPLINE MAJOR DIAMETER | 1.116 INCHES MINIMUM AND 1.117 INCHES MAXIMUM SECOND END THIRD PORTION IN |
| WORM PITCH DIAMETER | 2.500 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.