Gear, Spur3020-01-200-2452

NSN 3020-01-200-2452 · NIIN 012002452

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

Government record, cited

Also searched as 3020-01-200-2452 · 3020012002452 · NIIN 012002452 · 01-200-2452 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · 77524-92X07 PIECE 39 · 2143554 · 77524-92X07

Nearby stock numbers ← 3020-01-200-2451 Gear Sector, Internal · 3020-01-200-2453 →

Features

Gear,spur — FSC 3020
Hub Nominal Diameter: 1.125 INCHES FIRST END IN
Teeth Quantity: 34
Style Designator: PROTRUDING HUB
Material Document and Classification: QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Pitch Diameter: 4.2500 INCHES NOMINAL IN
Hub Style Designator: PLAIN FIRST END
Nominal Outside Diameter: 4.500 INCHES IN

Identification

NSN: 3020-01-200-2452
NIIN: 012002452
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Gear,spur, cataloged under National Stock Number 3020-01-200-2452, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	3020-01-200-2452
Item Name	Gear,spur
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Status	ACTIVE
Hub Nominal Diameter	1.125 INCHES FIRST END IN
Teeth Quantity	34
Style Designator	PROTRUDING HUB
Material Document and Classification	QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Pitch Diameter	4.2500 INCHES NOMINAL IN
Hub Style Designator	PLAIN FIRST END
Nominal Outside Diameter	4.500 INCHES IN
Pressure Angle	20.0000 DEGREES
Material	NICKEL ALLOY OVERALL
Face Nominal Width	0.375 INCHES 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
77524-92X07 PIECE 39	3/2 Design control — primary reference U.S. Government activity
2143554	D/9 Drawing number reference only U.S. Government activity
77524-92X07	D/9 Drawing number reference only U.S. Government activity

Frequently Asked Questions

What is NSN 3020-01-200-2452?

NSN 3020-01-200-2452 is a Gear,spur, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What are the specifications of 3020-01-200-2452?

Key specifications for 3020-01-200-2452: Hub Nominal Diameter: 1.125 INCHES FIRST END IN; Teeth Quantity: 34; Style Designator: PROTRUDING HUB; Material Document and Classification: QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 10 specifications are documented in the U.S. Government catalog.

Is NSN 3020-01-200-2452 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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