The Shaft,shouldered, cataloged under National Stock Number 3040-01-083-2011, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems. Government technical data includes 14 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 | 3040-01-083-2011 |
| Primary Part Number | 142D5206 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems |
| Status | ACTIVE |
| Second End External Thread Length | 0.430 INCHES NOMINAL IN |
| Step Quantity | 7 |
| First End Diameter | 0.6673 INCHES MINIMUM AND 0.6683 INCHES MAXIMUM IN |
| Second End Diameter | 0.6673 INCHES MINIMUM AND 0.6683 INCHES MAXIMUM IN |
| Largest Step Diameter | 0.667 INCHES MINIMUM AND 0.668 INCHES MAXIMUM IN |
| Second End Spline Minor Diameter | 0.4830 INCHES NOMINAL IN |
| First End Style | INTERNAL THREADED |
| Second End Spline Major Diameter | 0.5890 INCHES MINIMUM AND 0.5990 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM-A322 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM-A331 ASSN STD SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 18 |
| Second End Style | STRAIGHT SPLINED AND EXTERNALLY THREADED |
| Material | STEEL COMP 4140 |
| Second End Spline Length | 0.660 INCHES MINIMUM AND 0.680 INCHES MAXIMUM 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 |
|---|---|
| 142D5206 PRIMARY | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (USA) |
NSN 3040-01-083-2011 is a Shaft,shouldered, manufactured by General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-083-2011 has 1 manufacturer part number on file: 142D5206 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems).
Key specifications for 142D5206: Second End External Thread Length: 0.430 INCHES NOMINAL IN; Step Quantity: 7; First End Diameter: 0.6673 INCHES MINIMUM AND 0.6683 INCHES MAXIMUM IN; Second End Diameter: 0.6673 INCHES MINIMUM AND 0.6683 INCHES MAXIMUM IN. 14 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.