The Shaft,shouldered, cataloged under National Stock Number 3040-00-008-9985, 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 12 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 | 3040-00-008-9985 |
| Primary Part Number | 8623714 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Second End External Thread Length | 0.315 INCHES NOMINAL IN |
| Step Quantity | 4 |
| First End Diameter | 0.3051 INCHES NOMINAL IN |
| Second End Diameter | 0.3937 INCHES NOMINAL IN |
| Largest Step Diameter | 0.500 INCHES NOMINAL IN |
| First End Style | CIRCULAR GROOVED |
| End Similarity | NOT IDENTICAL |
| First End Distance From End to Groove | 0.138 INCHES NOMINAL IN |
| First End Groove Diameter | 0.1476 INCHES NOMINAL IN |
| Second End Style | EXTERNAL THREADED |
| Material | STEEL COMP 1213 |
| First End Groove Width | 0.1181 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 |
|---|---|
| 8623714 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
NSN 3040-00-008-9985 is a Shaft,shouldered, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-008-9985 has 1 manufacturer part number on file: 8623714 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 8623714: Second End External Thread Length: 0.315 INCHES NOMINAL IN; Step Quantity: 4; First End Diameter: 0.3051 INCHES NOMINAL IN; Second End Diameter: 0.3937 INCHES NOMINAL IN. 12 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.