The Gearshaft,spur, cataloged under National Stock Number 3040-00-218-6311, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Westinghouse Electric Corp. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Gearshaft,spur |
| FSC / FSG | 3040 — Miscellaneous Power Transmission Equipment (FSG 30) |
| Manufacturers | Westinghouse Electric Corp (CAGE 79500) |
| Parameter | Value |
|---|---|
| NSN | 3040-00-218-6311 |
| Primary Part Number | 1503405 |
| Item Name | Gearshaft,spur |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 1503405 | Westinghouse Electric Corp (USA) |
| 26J291PC139 | Westinghouse Electric Corp (USA) |
| 26J297-184 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 1503405 | 5/9 Secondary reference U.S. Government activity |
| 26J297-184 | 5/9 Secondary reference U.S. Government activity |
| 26J297-184 | 3/2 Design control — primary reference U.S. Government activity |
| 1503405 | 3/2 Design control — primary reference U.S. Government activity |
| 26-J-297-184 | C/1 Advisory reference — outside the item-of-supply concept Westinghouse Electric Corp Control Business Unit |
NSN 3040-00-218-6311 is a Gearshaft,spur, manufactured by Westinghouse Electric Corp, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-218-6311 has 3 manufacturer part numbers on file: 1503405 (Westinghouse Electric Corp), 26J291PC139 (Westinghouse Electric Corp), 26J297-184 (Westinghouse Electric Corp).
1 possible match (shared part number, not a government interchangeability claim): 3010-01-340-0512. Verify interchangeability with system specifications before substitution.
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.