Gear Cluster3020-01-263-7231

NSN 3020-01-263-7231 · NIIN 012637231

FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment

Government record, cited

Also searched as 3020-01-263-7231 · 3020012637231 · NIIN 012637231 · 01-263-7231 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain

Nearby stock numbers ← 3020-01-263-7058 · 3020-01-263-7232 Gear Cluster →

Features

Gear Cluster — FSC 3020
Design Type: SPUR SECOND GEAR
Design Type: SPUR FIRST GEAR
Material: STEEL COMP 4340 OVERALL

Identification

NSN: 3020-01-263-7231
NIIN: 012637231
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Gear Cluster, cataloged under National Stock Number 3020-01-263-7231, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3020-01-263-7231
Item Name	Gear Cluster
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Status	ACTIVE
Design Type	SPUR SECOND GEAR
Design Type	SPUR FIRST GEAR
Material	STEEL COMP 4340 OVERALL

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

⇄ Related Items 1

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

4010-01-438-41271091525 POSSIBLE MATCH

LINK,CHAIN,END

Possible match (shared part number)The Crosby Group Llc Dba the Crosby Group

Cross-Reference Index

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

Reference documents

Reference	Meaning
1091525	3/2 Design control — primary reference U.S. Government activity

Related Parts

4010-01-438-4127POSSIBLE MATCH

LINK,CHAIN,END

1091525

Frequently Asked Questions

What is NSN 3020-01-263-7231?

NSN 3020-01-263-7231 is a Gear Cluster, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What NSN replaces 3020-01-263-7231?

1 possible match (shared part number, not a government interchangeability claim): 4010-01-438-4127. Verify interchangeability with system specifications before substitution.

What are the specifications of 3020-01-263-7231?

Key specifications for 3020-01-263-7231: Design Type: SPUR SECOND GEAR; Design Type: SPUR FIRST GEAR; End Item Identification: B-1B,ROCKWELL INTERNATIONAL CORP; Material: STEEL COMP 4340 OVERALL. 3 specifications are documented in the U.S. Government catalog.

Is NSN 3020-01-263-7231 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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