Shaft, Shouldered3040-01-250-9260

NSN 3040-01-250-9260 · NIIN 012509260 · Part number 23008018

Allison Transmission Inc Dba Allison Transmission, Inc · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 73342

Government record, cited

NSN 3040-01-250-9260 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-250-9260. Manufacturer of record part number: 23008018.

Also searched as 3040-01-250-9260 · 3040012509260 · NIIN 012509260 · 01-250-9260 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 73342 · 23008018

Nearby stock numbers ← 3040-01-250-8624 Connecting Link, Rigid · 3040-01-250-9294 →

Features

Shaft,shouldered — FSC 3040
Step Quantity: 2
First End Diameter: 0.4380 INCHES MINIMUM AND 0.4385 INCHES MAXIMUM IN
Second End Diameter: 0.4715 INCHES MINIMUM AND 0.4720 INCHES MAXIMUM IN
Largest Step Diameter: 0.660 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN
Material Document and Classification: AMS 6260,COMP 9310 ASSN STD SINGLE MATERIAL RESPONSE
Second End Keyway Major Width: 0.0980 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM IN
Second End Hole Depth: 0.500 INCHES NOMINAL IN

Identification

NSN: 3040-01-250-9260
NIIN: 012509260
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 23008018
Manufacturer: Allison Transmission Inc Dba Allison Transmission, Inc

General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-250-9260, 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 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3040-01-250-9260
Primary Part Number	23008018
Item Name	Shaft,shouldered
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer	Allison Transmission Inc Dba Allison Transmission, Inc
Status	ACTIVE
Step Quantity	2
First End Diameter	0.4380 INCHES MINIMUM AND 0.4385 INCHES MAXIMUM IN
Second End Diameter	0.4715 INCHES MINIMUM AND 0.4720 INCHES MAXIMUM IN
Largest Step Diameter	0.660 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN
Material Document and Classification	AMS 6260,COMP 9310 ASSN STD SINGLE MATERIAL RESPONSE
Second End Keyway Major Width	0.0980 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM IN
Second End Hole Depth	0.500 INCHES NOMINAL IN
End Similarity	IDENTICAL
Material	STEEL
First End Groove Width	0.1080 INCHES MINIMUM AND 0.1130 INCHES MAXIMUM IN

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	F

Cross-Reference Index

Part Number	Manufacturer
23008018 PRIMARY	Allison Transmission Inc Dba Allison Transmission, Inc (USA)
23008018	Rolls-Royce Corporation (USA)

No interchangeability data on file.

Other items in FSC 3040 — Miscellaneous Power Transmission Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3040-00-001-0046

3040-00-001-0046 · Item name not on file

3040-00-001-0047

3040-00-001-0047 · Item name not on file

3040-00-001-0048

3040-00-001-0048 · Item name not on file

3040-00-001-0068

3040-00-001-0068 · Item name not on file

3040-00-001-0077

3040-00-001-0077 · Item name not on file

3040-00-001-0078

3040-00-001-0078 · Item name not on file

3040-00-001-0089

3040-00-001-0089 · Item name not on file

3040-00-001-1224

3040-00-001-1224 · Item name not on file

Frequently Asked Questions

What is NSN 3040-01-250-9260?

NSN 3040-01-250-9260 is a Shaft,shouldered, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-01-250-9260?

NSN 3040-01-250-9260 has 2 manufacturer part numbers on file: 23008018 (Allison Transmission Inc Dba Allison Transmission, Inc), 23008018 (Rolls-Royce Corporation).

What are the specifications of 23008018?

Key specifications for 23008018: Step Quantity: 2; First End Diameter: 0.4380 INCHES MINIMUM AND 0.4385 INCHES MAXIMUM IN; Second End Diameter: 0.4715 INCHES MINIMUM AND 0.4720 INCHES MAXIMUM IN; Largest Step Diameter: 0.660 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN. 10 specifications are documented in the U.S. Government catalog.

Is NSN 3040-01-250-9260 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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