The Shaft,shouldered, cataloged under National Stock Number 3040-01-423-1438, 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 | 3040-01-423-1438 |
| Primary Part Number | 12961274 |
| 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 |
| Second End External Thread Length | 0.110 INCHES NOMINAL IN |
| Step Quantity | 2 |
| First End Diameter | 0.1874 INCHES NOMINAL IN |
| Second End Diameter | 0.1380 INCHES NOMINAL IN |
| Largest Step Diameter | 0.187 INCHES NOMINAL IN |
| First End Slot Width | 0.030 INCHES NOMINAL IN |
| First End Style | SLOTTED |
| End Similarity | NOT IDENTICAL |
| First End Slot Depth | 0.050 INCHES NOMINAL IN |
| Second End Style | EXTERNAL THREADED |
| Material | STEEL COMP 416 OR STEEL COMP 416SE |
| 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 |
|---|---|
| 12961274 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 3040-01-423-1438 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 3040-01-423-1438 has 1 manufacturer part number on file: 12961274 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 12961274: Second End External Thread Length: 0.110 INCHES NOMINAL IN; Step Quantity: 2; First End Diameter: 0.1874 INCHES NOMINAL IN; Second End Diameter: 0.1380 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 3040-01-423-1438 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.