The Gearshaft,spur, cataloged under National Stock Number 3040-00-036-7255, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-036-7255 |
| Primary Part Number | 57A17B96 |
| Item Name | Gearshaft,spur |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Gear Outside Diameter | 1.156 INCHES NOMINAL IN |
| Face Width | 0.093 INCHES NOMINAL 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 |
|---|---|
| 57A17B96 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 57A17B96 | Naval Air Warfare Center Aircraft Div (USA) |
| 57A17B96 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 504-7198-002 | 3/2 Design control — primary reference U.S. Government activity |
| 504-7198-002 | 5/9 Secondary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
NSN 3040-00-036-7255 is a Gearshaft,spur, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-036-7255 has 3 manufacturer part numbers on file: 57A17B96 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 57A17B96 (Naval Air Warfare Center Aircraft Div), 57A17B96 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 57A17B96: Shaft Diameter: 0.250 INCHES NOMINAL IN; Gear Outside Diameter: 1.156 INCHES NOMINAL IN; Overall Length: 0.906 INCHES NOMINAL IN; Face Width: 0.093 INCHES NOMINAL IN. 3 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.