Pulley, Timing Belt3020-00-045-4474

NSN 3020-00-045-4474 · NIIN 000454474

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

Government record, cited

Also searched as 3020-00-045-4474 · 3020000454474 · NIIN 000454474 · 00-045-4474 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain

Nearby stock numbers ← 3020-00-045-4465 Pulley, Timing Belt · 3020-00-045-4475 Pulley, Timing Belt →

Features

Pulley,timing Belt — FSC 3020
Keyway Depth: 0.073 INCHES NOMINAL IN
Face Pitch Designation: XL
Face Type: FLAT GROOVED WITH SINGLE FLANGE
Bore Type: MINIMUM
Face Groove/tooth Quantity: 18
Keyway Width: 0.125 INCHES NOMINAL IN
Bore Diameter: 0.375 INCHES NOMINAL IN

Identification

NSN: 3020-00-045-4474
NIIN: 000454474
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Pulley,timing Belt, cataloged under National Stock Number 3020-00-045-4474, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	3020-00-045-4474
Item Name	Pulley,timing Belt
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Status	ACTIVE
Keyway Depth	0.073 INCHES NOMINAL IN
Face Pitch Designation	XL
Face Type	FLAT GROOVED WITH SINGLE FLANGE
Bore Type	MINIMUM
Face Groove/tooth Quantity	18
Keyway Width	0.125 INCHES NOMINAL IN
Bore Diameter	0.375 INCHES NOMINAL IN
Material	PLASTIC
Face Width	0.570 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
94621803	3/9 Design control — primary reference Control Data Corp Computer Peripherals Inc

No interchangeability data on file.

Other items in FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3020-00-001-2090

3020-00-001-2090 · Item name not on file

3020-00-001-4468

3020-00-001-4468 · Item name not on file

3020-00-007-2779

GEAR,ANTIBACKLASH,SPUR

3020-00-009-4033

GEAR,SPUR

3020-00-031-2269

3020-00-031-2269 · Item name not on file

3020-00-146-4181

GEAR,IDLER

3020-00-146-4222

GEAR,IDLER

3020-00-425-7115

GEAR,HELICAL

Frequently Asked Questions

What is NSN 3020-00-045-4474?

NSN 3020-00-045-4474 is a Pulley,timing Belt, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What are the specifications of 3020-00-045-4474?

Key specifications for 3020-00-045-4474: Keyway Depth: 0.073 INCHES NOMINAL IN; Face Pitch Designation: XL; Face Type: FLAT GROOVED WITH SINGLE FLANGE; Overall Length: 0.570 INCHES NOMINAL IN. 9 specifications are documented in the U.S. Government catalog.

Is NSN 3020-00-045-4474 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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