Shaft, Shouldered3040-01-398-2086

NSN 3040-01-398-2086 · NIIN 013982086

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

Government record, cited

Also searched as 3040-01-398-2086 · 3040013982086 · NIIN 013982086 · 01-398-2086 · FSC 3040 Miscellaneous Power Transmission Equipment

Nearby stock numbers ← 3040-01-398-2083 · 3040-01-398-2094 Hub, Body →

Features

Shaft,shouldered — FSC 3040
Step Quantity: 3
First End Diameter: 2.2490 INCHES MINIMUM AND 2.2500 INCHES MAXIMUM IN
Second End Diameter: 1.6250 INCHES NOMINAL IN
Largest Step Diameter: 2.250 INCHES MAXIMUM IN
First End Style: PLAIN
End Similarity: NOT IDENTICAL
Second End Groove Width: 0.0460 INCHES MINIMUM AND 0.0560 INCHES MAXIMUM IN

Identification

NSN: 3040-01-398-2086
NIIN: 013982086
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-398-2086, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	3040-01-398-2086
Item Name	Shaft,shouldered
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Status	ACTIVE
Step Quantity	3
First End Diameter	2.2490 INCHES MINIMUM AND 2.2500 INCHES MAXIMUM IN
Second End Diameter	1.6250 INCHES NOMINAL IN
Largest Step Diameter	2.250 INCHES MAXIMUM IN
First End Style	PLAIN
End Similarity	NOT IDENTICAL
Second End Groove Width	0.0460 INCHES MINIMUM AND 0.0560 INCHES MAXIMUM IN
Second End Distance From End to Groove	3.2450 INCHES NOMINAL IN
Second End Style	CIRCULAR GROOVED AND FLAT KEYWAY
External Keyway Length	1.250 INCHES NOMINAL SECOND END 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	X

Cross-Reference Index

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

Reference documents

Reference	Meaning
36A288649-001	3/9 Design control — primary reference General Electric Co Outdoor Breaker Business Section

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 3040-01-398-2086?

NSN 3040-01-398-2086 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What are the specifications of 3040-01-398-2086?

Key specifications for 3040-01-398-2086: Step Quantity: 3; First End Diameter: 2.2490 INCHES MINIMUM AND 2.2500 INCHES MAXIMUM IN; Second End Diameter: 1.6250 INCHES NOMINAL IN; Largest Step Diameter: 2.250 INCHES MAXIMUM IN. 10 specifications are documented in the U.S. Government catalog.

Is NSN 3040-01-398-2086 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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