The Shaft,shouldered, cataloged under National Stock Number 3040-01-100-4947, 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 11 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 | 3040-01-100-4947 |
| Primary Part Number | 12009053 |
| Item Name | Shaft,shouldered |
| 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 |
| Surface Finish | 63.0 MICROINCHES |
| Step Quantity | 8 |
| First End Diameter | 0.9836 INCHES MINIMUM AND 0.9841 INCHES MAXIMUM IN |
| First End Distance From Keyway Center to End | 0.392 INCHES NOMINAL IN |
| Largest Step Diameter | 1.630 INCHES MINIMUM AND 1.650 INCHES MAXIMUM IN |
| First End Style | WOODRUFF KEYWAY AND INTERNALLY THREADED |
| First End Internal Thread Length | 0.880 INCHES NOMINAL IN |
| End Similarity | IDENTICAL |
| Material | STEEL |
| External Keyway Length | 0.630 INCHES MINIMUM AND 0.644 INCHES MAXIMUM FIRST END IN |
| First End Keyway Width | 0.1240 INCHES MINIMUM AND 0.1255 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12009053 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 3040-01-100-4947 is a Shaft,shouldered, 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 3040-01-100-4947 has 1 manufacturer part number on file: 12009053 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 12009053: Surface Finish: 63.0 MICROINCHES; Step Quantity: 8; First End Diameter: 0.9836 INCHES MINIMUM AND 0.9841 INCHES MAXIMUM IN; First End Distance From Keyway Center to End: 0.392 INCHES NOMINAL IN. 11 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.
NSN 3040-01-100-4947 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.