The Collar,shaft, cataloged under National Stock Number 3040-01-176-9525, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is General Electric Company. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-176-9525 |
| Primary Part Number | 349C654-2 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Internal Keyway Width | 1.002 INCHES NOMINAL IN |
| Style Designator | ROUND W/GROOVED PERIPHERY |
| Outside Diameter | 13.688 INCHES NOMINAL IN |
| Keyway Quantity | 1 |
| Distance From Center of Bore to Bottom of Keyway | 3.095 INCHES NOMINAL IN |
| Bore Diameter | 5.3775 INCHES NOMINAL IN |
| Material | STEEL |
| Thickness | 2.250 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 |
|---|---|
| 349C654-2 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 349C654-002 | 5/9 Secondary reference General Electric Company |
| 349C654 | D/9 Drawing number reference only General Electric Company |
NSN 3040-01-176-9525 is a Collar,shaft, manufactured by General Electric Company, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-176-9525 has 1 manufacturer part number on file: 349C654-2 (General Electric Company).
Key specifications for 349C654-2: Internal Keyway Width: 1.002 INCHES NOMINAL IN; Style Designator: ROUND W/GROOVED PERIPHERY; Outside Diameter: 13.688 INCHES NOMINAL IN; Keyway Quantity: 1. 8 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.