The Shaft,shouldered, cataloged under National Stock Number 3040-01-350-6312, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Allied Systems Company Dba Allied Systems Co. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-350-6312 |
| Primary Part Number | 25416 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Allied Systems Company Dba Allied Systems Co |
| Status | ACTIVE |
| Material | STEEL |
| 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 |
|---|---|
| 25416 | Allied Systems Company Dba Allied Systems Co (USA) |
| Reference | Meaning |
|---|---|
| 14-14-171-001 | C/1 Advisory reference — outside the item-of-supply concept Auburn Gear Inc Dba Auburn Gear |
| 14-14-000-009 | D/9 Drawing number reference only Auburn Gear Inc Dba Auburn Gear |
| 14-14-171-001 | 3/9 Design control — primary reference Borg-Warner Corp Warner Gear Div |
NSN 3040-01-350-6312 is a Shaft,shouldered, manufactured by Allied Systems Company Dba Allied Systems Co, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-350-6312 has 1 manufacturer part number on file: 25416 (Allied Systems Company Dba Allied Systems Co).
3 possible matches (shared part number, not a government interchangeability claim): 5340-01-399-0222, 5365-01-437-4344, 6515-01-597-6704. Verify interchangeability with system specifications before substitution.
Key specifications for 25416: Material: STEEL. 1 specification is 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.