The Shaft,shouldered, cataloged under National Stock Number 3040-00-147-9400, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 3040-00-147-9400 |
| Primary Part Number | 37769 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. |
| Status | ACTIVE |
| FSC Application Data | ACFT ENG R2800 |
| Step Quantity | 4 |
| First End Diameter | 1.6250 INCHES NOMINAL IN |
| Second End Diameter | 0.9380 INCHES MINIMUM AND 0.9390 INCHES MAXIMUM IN |
| Largest Step Diameter | 1.6250 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Material Document and Classification | AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE |
| Second End Groove Diameter | 0.9070 INCHES MINIMUM AND 0.9080 INCHES MAXIMUM IN |
| End Similarity | NOT IDENTICAL |
| Second End Groove Width | 0.1560 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.5010 INCHES NOMINAL IN |
| Second End Style | CIRCULAR GROOVED |
| 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 |
|---|---|
| 37769 PRIMARY | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN) |
| Reference | Meaning |
|---|---|
| 37769 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| 2810CH37-046-3 | 5/2 Secondary reference U.S. Government activity |
NSN 3040-00-147-9400 is a Shaft,shouldered, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-147-9400 has 1 manufacturer part number on file: 37769 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).
1 possible match (shared part number, not a government interchangeability claim): 4330-01-395-4003. Verify interchangeability with system specifications before substitution.
Key specifications for 37769: FSC Application Data: ACFT ENG R2800; Step Quantity: 4; First End Diameter: 1.6250 INCHES NOMINAL IN; Second End Diameter: 0.9380 INCHES MINIMUM AND 0.9390 INCHES MAXIMUM IN. 13 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.