The Shaft,shouldered, cataloged under National Stock Number 3040-00-925-5276, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Triumph Thermal Systems - Maryland, Inc.. Government technical data includes 11 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. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-925-5276 |
| Primary Part Number | 104870 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Triumph Thermal Systems - Maryland, Inc. |
| Status | ACTIVE |
| Second End Hole Diameter | 0.1250 INCHES NOMINAL IN |
| Step Quantity | 2 |
| First End Diameter | 0.3100 INCHES NOMINAL IN |
| Second End Diameter | 0.5000 INCHES NOMINAL IN |
| Largest Step Diameter | 0.500 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Second End Distance From Hole Center to End | 0.107 INCHES NOMINAL IN |
| Second End Hole Depth | 0.157 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | UNTHREADED CROSS DRILLED |
| 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 |
|---|---|
| 104870 PRIMARY | Triumph Thermal Systems - Maryland, Inc. (USA) |
NSN 3040-00-925-5276 is a Shaft,shouldered, manufactured by Triumph Thermal Systems - Maryland, Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-925-5276 has 1 manufacturer part number on file: 104870 (Triumph Thermal Systems - Maryland, Inc.).
3 possible matches (shared part number, not a government interchangeability claim): 7050-01-051-0459, 4820-01-305-9770, 5310-01-546-4731. Verify interchangeability with system specifications before substitution.
Key specifications for 104870: Second End Hole Diameter: 0.1250 INCHES NOMINAL IN; Step Quantity: 2; First End Diameter: 0.3100 INCHES NOMINAL IN; Second End Diameter: 0.5000 INCHES NOMINAL IN. 11 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.