The Collar,shaft, cataloged under National Stock Number 3040-01-341-7238, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-341-7238 |
| Primary Part Number | 23504286-A |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| Securing Hole Type and Location | UNTHREADED ALL HOLES |
| Style Designator | ROUND W/GROOVED PERIPHERY |
| Outside Diameter | 1.400 INCHES NOMINAL IN |
| Securing Hole Quantity | 24 |
| Bore Diameter | 0.4394 INCHES NOMINAL IN |
| Material | STEEL |
| Thickness | 0.300 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 |
|---|---|
| 23504286-A | Rolls-Royce Solutions America Inc (USA) |
| Reference | Meaning |
|---|---|
| 441934 | 3/9 Design control — primary reference Garrett Transportation I, Inc. |
| 441934-0000 | 5/9 Secondary reference Garrett Transportation I, Inc. |
NSN 3040-01-341-7238 is a Collar,shaft, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-341-7238 has 1 manufacturer part number on file: 23504286-A (Rolls-Royce Solutions America Inc).
Key specifications for 23504286-A: Securing Hole Type and Location: UNTHREADED ALL HOLES; Style Designator: ROUND W/GROOVED PERIPHERY; Outside Diameter: 1.400 INCHES NOMINAL IN; Securing Hole Quantity: 24. 7 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.