Shaft, Shouldered3040-01-104-9304

NSN 3040-01-104-9304 · NIIN 011049304

FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment

Government record, cited

Also searched as 3040-01-104-9304 · 3040011049304 · NIIN 011049304 · 01-104-9304 · FSC 3040 Miscellaneous Power Transmission Equipment

Nearby stock numbers ← 3040-01-104-9303 Shaft, Shouldered · 3040-01-104-9330 Connecting Link, Rigid →

Features

Shaft,shouldered — FSC 3040
Surface Finish: 32.0 MICROINCHES
Step Quantity: 6
First End Diameter: 0.3935 INCHES NOMINAL IN
Second End Diameter: 0.3935 INCHES NOMINAL IN
Largest Step Diameter: 0.500 INCHES NOMINAL IN
First End Style: PLAIN
Material Document and Classification: MIL-S-675B,COND E MIL SPEC SINGLE MATERIAL RESPONSE

Identification

NSN: 3040-01-104-9304
NIIN: 011049304
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-104-9304, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	3040-01-104-9304
Item Name	Shaft,shouldered
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Status	ACTIVE
Surface Finish	32.0 MICROINCHES
Step Quantity	6
First End Diameter	0.3935 INCHES NOMINAL IN
Second End Diameter	0.3935 INCHES NOMINAL IN
Largest Step Diameter	0.500 INCHES NOMINAL IN
First End Style	PLAIN
Material Document and Classification	MIL-S-675B,COND E MIL SPEC SINGLE MATERIAL RESPONSE
End Similarity	NOT IDENTICAL
Second End Style	INTERNAL THREADED
Material	STEEL CORROSION RESISTING
Second End Internal Thread Length	0.3100 INCHES MINIMUM AND 0.3800 INCHES MAXIMUM IN

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL B — Remove Demilitarization Key Points
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
8043965-01	3/9 Design control — primary reference U.S. Government activity

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 3040-01-104-9304?

NSN 3040-01-104-9304 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What are the specifications of 3040-01-104-9304?

Key specifications for 3040-01-104-9304: Surface Finish: 32.0 MICROINCHES; Step Quantity: 6; First End Diameter: 0.3935 INCHES NOMINAL IN; Second End Diameter: 0.3935 INCHES NOMINAL IN. 11 specifications are documented in the U.S. Government catalog.

Is NSN 3040-01-104-9304 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.

What is the DEMIL code for NSN 3040-01-104-9304?

NSN 3040-01-104-9304 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.

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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