Shaft Assembly, Shouldered3040-01-678-4117

NSN 3040-01-678-4117 · NIIN 016784117 · Part number 4381044

Oshkosh Defense Llc · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 75Q65

Government record, cited

NSN 3040-01-678-4117 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-678-4117. Manufacturer of record part number: 4381044.

Also searched as 3040-01-678-4117 · 3040016784117 · NIIN 016784117 · 01-678-4117 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 75Q65 · 4381044 · N7295

Nearby stock numbers ← 3040-01-678-3973 Shaft, Straight · 3040-01-678-4180 Lining, Friction →

Features

Shaft Assembly,shouldered — FSC 3040
Furnished Items: 1EA 4381070 KEY, 12EA 8HB299 SCREW, 1EA 438104300 SHAFT
1 manufacturer part number on file
Manufacturer of record: Oshkosh Defense Llc

Identification

NSN: 3040-01-678-4117
NIIN: 016784117
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 4381044
Manufacturer: Oshkosh Defense Llc

General Description

The Shaft Assembly,shouldered, cataloged under National Stock Number 3040-01-678-4117, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3040-01-678-4117
Primary Part Number	4381044
Item Name	Shaft Assembly,shouldered
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer	Oshkosh Defense Llc
Status	ACTIVE
Furnished Items	1EA 4381070 KEY, 12EA 8HB299 SCREW, 1EA 438104300 SHAFT

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
4381044 PRIMARY	Oshkosh Defense Llc (USA)

Reference documents

Reference	Meaning
N7295	5/9 Secondary reference C E Niehoff & Co

Frequently Asked Questions

What is NSN 3040-01-678-4117?

NSN 3040-01-678-4117 is a Shaft Assembly,shouldered, manufactured by Oshkosh Defense Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-01-678-4117?

NSN 3040-01-678-4117 has 1 manufacturer part number on file: 4381044 (Oshkosh Defense Llc).

What are the specifications of 4381044?

Key specifications for 4381044: Furnished Items: 1EA 4381070 KEY, 12EA 8HB299 SCREW, 1EA 438104300 SHAFT; Part Name Assigned by Controlling Agency: SHAFT,CORE,ASSEMBLY; End Item Identification: 016525208. 1 specification is documented in the U.S. Government catalog.

Is NSN 3040-01-678-4117 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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