The Shaft,shouldered, cataloged under National Stock Number 3040-01-214-9301, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 14 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-214-9301 |
| Primary Part Number | 23017954 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Step Quantity | 5 |
| First End Diameter | 2.2490 INCHES NOMINAL IN |
| First End Spline Major Diameter | 2.1075 INCHES NOMINAL IN |
| Second End Diameter | 2.8300 INCHES NOMINAL IN |
| Largest Step Diameter | 2.830 INCHES NOMINAL IN |
| First End Style | SPLINED (STRAIGHT) |
| Material Document and Classification | SAE 4340H NATIONAL SPEC SINGLE MATERIAL RESPONSE |
| First End Spline Length | 2.140 INCHES NOMINAL IN |
| First End Spline Quantity | 16 |
| End Similarity | NOT IDENTICAL |
| Second End Style | INTERNAL THREADED |
| First End Spline Minor Diameter | 1.8160 INCHES NOMINAL IN |
| Material | STEEL COMP 4340 |
| Second End Internal Thread Length | 1.211 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 |
|---|---|
| 23017954 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
NSN 3040-01-214-9301 is a Shaft,shouldered, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-214-9301 has 1 manufacturer part number on file: 23017954 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 23017954: Step Quantity: 5; First End Diameter: 2.2490 INCHES NOMINAL IN; First End Spline Major Diameter: 2.1075 INCHES NOMINAL IN; Second End Diameter: 2.8300 INCHES NOMINAL IN. 14 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.