The Worm Shaft, cataloged under National Stock Number 3040-01-200-3588, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-200-3588 |
| Item Name | Worm Shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Shaft Location | BOTH ENDS OF WORM |
| Section Shape | SQUARE SECOND END SECOND PORTION |
| Worm Body Length | 6.546 INCHES NOMINAL IN |
| Thread Length | 1.125 INCHES NOMINAL SECOND END FIRST PORTION IN |
| Worm Outside Diameter | 2.680 INCHES MINIMUM AND 2.683 INCHES MAXIMUM IN |
| Straight Unthreaded Section Diameter | 1.559 INCHES NOMINAL SECOND END THIRD PORTION IN |
| End Similarity | NOT IDENTICAL |
| Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SECOND END FIRST PORTION |
| Worm Thread Section Length | 3.671 INCHES NOMINAL IN |
| Shaft Thread Direction | RIGHT-HAND SECOND END FIRST PORTION |
| Material | NICKEL ALLOY |
| Worm Body Tapered Bearing Surface End | NOT PROVIDED |
| Straight Unthreaded Length | 3.579 INCHES NOMINAL SECOND END THIRD PORTION IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| SS845-2068556 PIECE 16 | 5/2 Secondary reference U.S. Government activity |
| SS845-2068556 | D/9 Drawing number reference only U.S. Government activity |
| 2640-619 | D/9 Drawing number reference only U.S. Government activity |
| 2640-619 PIECE 16 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-200-3588 is a Worm Shaft, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-200-3588: Shaft Location: BOTH ENDS OF WORM; Section Shape: SQUARE SECOND END SECOND PORTION; Worm Body Length: 6.546 INCHES NOMINAL IN; Thread Length: 1.125 INCHES NOMINAL SECOND END FIRST PORTION IN. 13 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.