Hub, Body3040-01-271-3540

NSN 3040-01-271-3540 · NIIN 012713540

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

Government record, cited

Also searched as 3040-01-271-3540 · 3040012713540 · NIIN 012713540 · 01-271-3540 · FSC 3040 Miscellaneous Power Transmission Equipment

Nearby stock numbers ← 3040-01-271-3538 · 3040-01-271-3597 →

Features

Hub,body — FSC 3040
Shoulder Width: 0.929 INCHES MINIMUM AND 0.945 INCHES MAXIMUM IN
Hub Inside Diameter: 3.122 INCHES MINIMUM AND 3.128 INCHES MAXIMUM IN
Surface Treatment: CHROMATE
Distance From First End Hub to Shoulder: 1.367 INCHES MINIMUM AND 1.383 INCHES MAXIMUM IN
Material: STEEL
Shoulder Outside Diameter: 5.867 INCHES MINIMUM AND 5.883 INCHES MAXIMUM IN
First End Hub Outside Diameter: 3.492 INCHES MINIMUM AND 3.508 INCHES MAXIMUM IN

Identification

NSN: 3040-01-271-3540
NIIN: 012713540
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Hub,body, cataloged under National Stock Number 3040-01-271-3540, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	3040-01-271-3540
Item Name	Hub,body
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Status	ACTIVE
Shoulder Width	0.929 INCHES MINIMUM AND 0.945 INCHES MAXIMUM IN
Hub Inside Diameter	3.122 INCHES MINIMUM AND 3.128 INCHES MAXIMUM IN
Surface Treatment	CHROMATE
Distance From First End Hub to Shoulder	1.367 INCHES MINIMUM AND 1.383 INCHES MAXIMUM IN
Material	STEEL
Shoulder Outside Diameter	5.867 INCHES MINIMUM AND 5.883 INCHES MAXIMUM IN
First End Hub Outside Diameter	3.492 INCHES MINIMUM AND 3.508 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	X

Cross-Reference Index

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

Reference documents

Reference	Meaning
624-8268-001	3/9 Design control — primary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems

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 3040-01-271-3540?

NSN 3040-01-271-3540 is a Hub,body, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What are the specifications of 3040-01-271-3540?

Key specifications for 3040-01-271-3540: Shoulder Width: 0.929 INCHES MINIMUM AND 0.945 INCHES MAXIMUM IN; Hub Inside Diameter: 3.122 INCHES MINIMUM AND 3.128 INCHES MAXIMUM IN; Special Features: SECURING HOLE QTY:6;ANGLE BETWEEN CENTERLINES ON SECURING HOLES IN DEG:60.0 DEGS;O/A LENGTH:2.304 IN.MIN,2.320 IN.MAX;SECURING HOLE SIZE:0.375 IN.(0.625-24 IN.UNF-2B IN; Surface Treatment: CHROMATE. 7 specifications are documented in the U.S. Government catalog.

Is NSN 3040-01-271-3540 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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