The Shaft,shouldered, cataloged under National Stock Number 3040-01-248-0528, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-248-0528 |
| Primary Part Number | DGR4350C PT8VM |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Surface Finish | 16.0 MICROINCHES |
| Step Quantity | 2 |
| End Similarity | NOT IDENTICAL |
| Reference Number Differentiating Characteristics | MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION |
| 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 |
|---|---|
| DGR4350C PT8VM | Naval Inventory Control Point Mechanicsburg (USA) |
| DGR421J0001VM | Naval Inventory Control Point Mechanicsburg (USA) |
| DGR4350B PT7VM | Naval Inventory Control Point Mechanicsburg (USA) |
| DGR421J0001 | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| Reference | Meaning |
|---|---|
| DGR4350C PT8 | 5/1 Secondary reference Siemens Energy, Inc. |
| DGR421J | C/1 Advisory reference — outside the item-of-supply concept Siemens Energy, Inc. |
| DGR4350B PT7 | 5/1 Secondary reference Siemens Energy, Inc. |
| DGR421J0001 | 3/1 Design control — primary reference Siemens Energy, Inc. |
NSN 3040-01-248-0528 is a Shaft,shouldered, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-248-0528 has 4 manufacturer part numbers on file: DGR4350C PT8VM (Naval Inventory Control Point Mechanicsburg), DGR421J0001VM (Naval Inventory Control Point Mechanicsburg), DGR4350B PT7VM (Naval Inventory Control Point Mechanicsburg), DGR421J0001 (Timken Gears & Services Inc. Div Philadelphia Gear).
Key specifications for DGR4350C PT8VM: Surface Finish: 16.0 MICROINCHES; Step Quantity: 2; Overall Length: 35.130 INCHES NOMINAL IN; End Similarity: NOT IDENTICAL. 4 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.