The Worm Shaft, cataloged under National Stock Number 3040-00-508-5094, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 29 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-508-5094 |
| Primary Part Number | 5043800 |
| Item Name | Worm Shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Shaft Location | BOTH ENDS OF WORM |
| Worm Body Length | 1.000 INCHES NOMINAL IN |
| Worm Thread Lead | 0.100 INCHES NOMINAL IN |
| Worm Pitch Diameter | 0.578 INCHES NOMINAL IN |
| Worm Outside Diameter | 0.640 INCHES NOMINAL IN |
| Straight Unthreaded Section Diameter | 0.308 INCHES NOMINAL SECOND END SIXTH PORTION IN |
| Straight Unthreaded Section Diameter | 0.3128 INCHES NOMINAL SECOND END SEVENTH PORTION IN |
| Straight Unthreaded Section Diameter | 0.340 INCHES NOMINAL SECOND END FIFTH PORTION IN |
| Straight Unthreaded Section Diameter | 0.340 INCHES NOMINAL SECOND END THIRD PORTION IN |
| Straight Unthreaded Section Diameter | 0.370 INCHES NOMINAL FIRST END FIRST PORTION IN |
| Straight Unthreaded Section Diameter | 0.374 INCHES NOMINAL FIRST END SECOND PORTION IN |
| Straight Unthreaded Section Diameter | 0.625 INCHES NOMINAL SECOND END FOURTH PORTION IN |
| Unthreaded Section Pin Hole Diameter | 0.1090 INCHES NOMINAL SECOND END SEVENTH PORTION IN |
| End Similarity | NOT IDENTICAL |
| Surface Treatment | PASSIVATE |
| Worm Thread Section Length | 0.944 INCHES NOMINAL IN |
| Worm Helix Angle | 3 DEG 10 MIN |
| Material | STEEL CORROSION RESISTING |
| Worm Thread Quantity | 1 |
| Worm Thread Direction | RIGHT-HAND |
| Worm Pressure Angle in Deg | 29.000 |
| Worm Body Tapered Bearing Surface End | NOT PROVIDED |
| Straight Unthreaded Length | 0.047 INCHES NOMINAL SECOND END SIXTH PORTION IN |
| Straight Unthreaded Length | 0.194 INCHES NOMINAL SECOND END FIFTH PORTION IN |
| Straight Unthreaded Length | 0.480 INCHES NOMINAL SECOND END FOURTH PORTION IN |
| Straight Unthreaded Length | 0.538 INCHES NOMINAL FIRST END SECOND PORTION IN |
| Straight Unthreaded Length | 0.562 INCHES NOMINAL FIRST END FIRST PORTION IN |
| Straight Unthreaded Length | 0.752 INCHES NOMINAL SECOND END THIRD PORTION IN |
| Straight Unthreaded Length | 0.833 INCHES NOMINAL SECOND END SEVENTH 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 |
| Part Number | Manufacturer |
|---|---|
| 5043800 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 3040-00-508-5094 is a Worm Shaft, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-508-5094 has 1 manufacturer part number on file: 5043800 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 5043800: Shaft Location: BOTH ENDS OF WORM; Worm Body Length: 1.000 INCHES NOMINAL IN; Worm Thread Lead: 0.100 INCHES NOMINAL IN; Overall Length: 4.406 INCHES NOMINAL IN. 29 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.