The Worm Shaft, cataloged under National Stock Number 3040-00-503-6353, 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 | 3040-00-503-6353 |
| Primary Part Number | 5036353 |
| 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 |
| FSC Application Data | TELESCOPE,PANORAMIC,ANTIAIRCRAFT FIRE CONTROL EQUIPMENT |
| Teeth Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM |
| Worm Body Length | 0.520 INCHES NOMINAL IN |
| Worm Thread Lead | 0.1666 INCHES NOMINAL IN |
| Worm Pitch Diameter | 0.283 INCHES NOMINAL IN |
| Worm Outside Diameter | 0.334 INCHES NOMINAL IN |
| Straight Unthreaded Section Diameter | 0.183 INCHES NOMINAL FIRST END FIRST PORTION IN |
| Straight Unthreaded Section Diameter | 0.183 INCHES NOMINAL SECOND END THIRD PORTION IN |
| Straight Unthreaded Section Diameter | 0.1875 INCHES NOMINAL FIRST END SECOND PORTION IN |
| Straight Unthreaded Section Diameter | 0.1878 INCHES NOMINAL SECOND END FOURTH PORTION IN |
| Straight Unthreaded Section Diameter | 0.200 INCHES NOMINAL SECOND END FIRST PORTION IN |
| Straight Unthreaded Section Diameter | 0.375 INCHES NOMINAL SECOND END SECOND PORTION IN |
| End Similarity | NOT IDENTICAL |
| Shaft Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM LOCATION NOT OTHERWISE SPECIFIED |
| Surface Treatment | PASSIVATE |
| Worm Thread Section Length | 0.474 INCHES NOMINAL IN |
| Worm Helix Angle | 10 DEG 42 MIN |
| Material | STEEL CORROSION RESISTING |
| Worm Thread Quantity | 1 |
| Worm Thread Direction | RIGHT-HAND |
| Tapered Section Pin Hole Diameter | 0.078 INCHES NOMINAL SECOND END FOURTH PORTION IN |
| Worm Pressure Angle in Deg | 29.000 |
| Worm Body Tapered Bearing Surface End | NOT PROVIDED |
| Straight Unthreaded Length | 0.047 INCHES NOMINAL FIRST END FIRST PORTION IN |
| Straight Unthreaded Length | 0.047 INCHES NOMINAL SECOND END THIRD PORTION IN |
| Straight Unthreaded Length | 0.280 INCHES NOMINAL SECOND END SECOND PORTION IN |
| Straight Unthreaded Length | 0.343 INCHES NOMINAL FIRST END SECOND PORTION IN |
| Straight Unthreaded Length | 0.443 INCHES NOMINAL SECOND END FOURTH 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 |
|---|---|
| 5036353 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 3040-00-503-6353 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 3040-00-503-6353 has 1 manufacturer part number on file: 5036353 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 5036353: Shaft Location: BOTH ENDS OF WORM; FSC Application Data: TELESCOPE,PANORAMIC,ANTIAIRCRAFT FIRE CONTROL EQUIPMENT; Teeth Hardness Rating: 28.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM; Worm Body Length: 0.520 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.