The Shaft,shouldered, cataloged under National Stock Number 3040-00-352-6380, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Fwd Seagrave Holdings Lp. Government technical data includes 16 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 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 | 3040-00-352-6380 |
| Primary Part Number | 122861 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Fwd Seagrave Holdings Lp |
| Status | ACTIVE |
| Second End Hole Diameter | 0.1560 INCHES NOMINAL IN |
| Second End External Thread Length | 0.812 INCHES NOMINAL IN |
| Step Quantity | 6 |
| First End Diameter | 1.9940 INCHES NOMINAL IN |
| First End Spline Major Diameter | 2.0540 INCHES NOMINAL IN |
| Second End Diameter | 1.2500 INCHES NOMINAL IN |
| Largest Step Diameter | 2.497 INCHES NOMINAL IN |
| First End Style | SPLINED (STRAIGHT) |
| Second End Distance From Hole Center to End | 0.188 INCHES NOMINAL IN |
| First End Spline Length | 2.500 INCHES NOMINAL IN |
| Second End Hole Depth | 0.156 INCHES NOMINAL IN |
| First End Spline Quantity | 10 |
| End Similarity | NOT IDENTICAL |
| Second End Style | CROSS DRILLED AND EXTERNALLY THREADED |
| First End Spline Minor Diameter | 1.8340 INCHES NOMINAL IN |
| 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 |
|---|---|
| 122861 PRIMARY | Fwd Seagrave Holdings Lp (USA) |
NSN 3040-00-352-6380 is a Shaft,shouldered, manufactured by Fwd Seagrave Holdings Lp, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-352-6380 has 1 manufacturer part number on file: 122861 (Fwd Seagrave Holdings Lp).
2 possible matches (shared part number, not a government interchangeability claim): 1680-00-940-9811, 4710-01-179-0714. Verify interchangeability with system specifications before substitution.
Key specifications for 122861: Second End Hole Diameter: 0.1560 INCHES NOMINAL IN; Second End External Thread Length: 0.812 INCHES NOMINAL IN; Step Quantity: 6; First End Diameter: 1.9940 INCHES NOMINAL IN. 16 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.