NSN 3020-01-224-7381 · NIIN 012247381 · Part number 300121
Illinois Tool Works, Inc. Div Magnaflux · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 37676
Government record, cited
NSN 3020-01-224-7381 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-224-7381. Manufacturer of record part number: 300121.
Also searched as3020-01-224-7381 ·
3020012247381 ·
NIIN 012247381 ·
01-224-7381 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 37676 · 300121 · D-300114
Manufacturer of record: Illinois Tool Works, Inc. Div Magnaflux
Identification
NSN: 3020-01-224-7381
NIIN: 012247381
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 300121
Manufacturer: Illinois Tool Works, Inc. Div Magnaflux
General Description
The Pulley,groove, cataloged under National Stock Number 3020-01-224-7381, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Illinois Tool Works, Inc. Div Magnaflux. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Pulley,groove
FSC / FSG
3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30)
Manufacturers
Illinois Tool Works, Inc. Div Magnaflux (CAGE 37676)
Technical Specifications
Parameter
Value
NSN
3020-01-224-7381
Primary Part Number
300121
Item Name
Pulley,groove
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer
Illinois Tool Works, Inc. Div Magnaflux
Status
ACTIVE
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 Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3020-01-224-7382300127POSSIBLE MATCH
PULLEY,GROOVE
Possible match (shared part number)Illinois Tool Works, Inc. Div Magnaflux
5330-01-241-1132300121E7POSSIBLE MATCH
PACKING,PREFORMED
Possible match (shared part number)Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
6510-01-627-183430-0121POSSIBLE MATCH
DRESSING,BURN,FACIAL MASK
Possible match (shared part number)North American Rescue, Llc
4730-01-653-253630012-1POSSIBLE MATCH
PACKING NUT
Possible match (shared part number)Opti-Logic Corporation
NSN 3020-01-224-7381 is a Pulley,groove, manufactured by Illinois Tool Works, Inc. Div Magnaflux, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-01-224-7381?
NSN 3020-01-224-7381 has 1 manufacturer part number on file: 300121 (Illinois Tool Works, Inc. Div Magnaflux).
What NSN replaces 3020-01-224-7381?
4 possible matches (shared part number, not a government interchangeability claim): 3020-01-224-7382, 5330-01-241-1132, 6510-01-627-1834. Verify interchangeability with system specifications before substitution.
Is NSN 3020-01-224-7381 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.