Gearshaft, Spur3040-01-504-8490

NSN 3040-01-504-8490 · NIIN 015048490

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

Government record, cited

Also searched as 3040-01-504-8490 · 3040015048490 · NIIN 015048490 · 01-504-8490 · FSC 3040 Miscellaneous Power Transmission Equipment · 3882697 · 3882697-4

Nearby stock numbers ← 3040-01-504-8488 Connecting Link, Rigid · 3040-01-504-8492 Shaft, Shouldered →

Features

Gearshaft,spur — FSC 3040
Shaft Type: SHOULDERED
Shaft Material: STEEL COMP M50
Shaft Largest Diameter: 0.435 INCHES NOMINAL IN
Shaft End Size: 0.265 INCHES AND 0.435 INCHES IN
Teeth Quantity: 11
Gear Outside Diameter: 0.928 INCHES NOMINAL IN
Longer Shaft Segment Length: 2.655 INCHES MINIMUM AND 2.665 INCHES MAXIMUM IN

Identification

NSN: 3040-01-504-8490
NIIN: 015048490
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Gearshaft,spur, cataloged under National Stock Number 3040-01-504-8490, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3040-01-504-8490
Item Name	Gearshaft,spur
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Status	ACTIVE
Shaft Type	SHOULDERED
Shaft Material	STEEL COMP M50
Shaft Largest Diameter	0.435 INCHES NOMINAL IN
Shaft End Size	0.265 INCHES AND 0.435 INCHES IN
Teeth Quantity	11
Gear Outside Diameter	0.928 INCHES NOMINAL IN
Longer Shaft Segment Length	2.655 INCHES MINIMUM AND 2.665 INCHES MAXIMUM IN
Gear Material	STEEL COMP M50
Shaft End Type	SLOTTED, SPLINED STRAIGHT AND BEARING SEAT
Gear Location on Shaft	OFF CENTER BETWEEN ENDS OF SHAFT
Pressure Angle	30.0000 DEGREES
Face Width	0.480 INCHES NOMINAL 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
3882697	D/9 Drawing number reference only U.S. Government activity
3882697-4	3/2 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 3040-01-504-8490?

NSN 3040-01-504-8490 is a Gearshaft,spur, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What are the specifications of 3040-01-504-8490?

Key specifications for 3040-01-504-8490: Shaft Type: SHOULDERED; Shaft Material: STEEL COMP M50; Shaft Largest Diameter: 0.435 INCHES NOMINAL IN; Shaft End Size: 0.265 INCHES AND 0.435 INCHES IN. 12 specifications are documented in the U.S. Government catalog.

Is NSN 3040-01-504-8490 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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