Gearshaft, Spur3040-01-346-4220

NSN 3040-01-346-4220 · NIIN 013464220

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

Government record, cited

Also searched as 3040-01-346-4220 · 3040013464220 · NIIN 013464220 · 01-346-4220 · FSC 3040 Miscellaneous Power Transmission Equipment · PL-H90007D001 REV C ITEM 68 · C90007D069

Nearby stock numbers ← 3040-01-346-4219 Gearshaft, Spur · 3040-01-346-4224 Hub, Body →

Features

Gearshaft,spur — FSC 3040
Shaft Material: STEEL COMP 4140
Hardness Rating: 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM TEETH
Gear Material: STEEL COMP 4140

Identification

NSN: 3040-01-346-4220
NIIN: 013464220
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Gearshaft,spur, cataloged under National Stock Number 3040-01-346-4220, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	3040-01-346-4220
Item Name	Gearshaft,spur
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Status	ACTIVE
Shaft Material	STEEL COMP 4140
Hardness Rating	35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM TEETH
Gear Material	STEEL COMP 4140

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
PL-H90007D001 REV C ITEM 68	5/2 Secondary reference U.S. Government activity
C90007D069	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 3040-01-346-4220?

NSN 3040-01-346-4220 is a Gearshaft,spur, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What are the specifications of 3040-01-346-4220?

Key specifications for 3040-01-346-4220: Shaft Material: STEEL COMP 4140; Hardness Rating: 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM TEETH; Gear Material: STEEL COMP 4140. 3 specifications are documented in the U.S. Government catalog.

Is NSN 3040-01-346-4220 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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