The Shaft,straight, cataloged under National Stock Number 3040-00-989-9790, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 10 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 | 3040-00-989-9790 |
| Primary Part Number | 74971 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Triumph Engine Control Systems Llc |
| Status | ACTIVE |
| FSC Application Data | ENGINE FUEL SYSTEM,AIRCRAFT |
| First End Diameter | 0.1220 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN |
| First End Style | CIRCULAR GROOVED |
| Purchase Description Identification | 11599-74971 |
| End Similarity | IDENTICAL |
| First End Distance From End to Groove | 0.065 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Second End Distance From End to Groove | 0.067 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN |
| First End Groove Diameter | 0.0820 INCHES MINIMUM AND 0.0880 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING |
| First End Groove Width | 0.0600 INCHES MINIMUM AND 0.0650 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 |
|---|---|
| 74971 PRIMARY | Triumph Engine Control Systems Llc (USA) |
NSN 3040-00-989-9790 is a Shaft,straight, manufactured by Triumph Engine Control Systems Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-989-9790 has 1 manufacturer part number on file: 74971 (Triumph Engine Control Systems Llc).
Key specifications for 74971: FSC Application Data: ENGINE FUEL SYSTEM,AIRCRAFT; First End Diameter: 0.1220 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN; First End Style: CIRCULAR GROOVED; Overall Length: 0.4890 INCHES MINIMUM AND 0.5150 INCHES MAXIMUM IN. 10 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.