NSN 3020-01-319-5459 · NIIN 013195459 · Part number 204161
Admiral Filter Company Llc · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 25204
Government record, cited
NSN 3020-01-319-5459 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-319-5459. Manufacturer of record part number: 204161.
Also searched as3020-01-319-5459 ·
3020013195459 ·
NIIN 013195459 ·
01-319-5459 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 25204 · 204161 · 601401
Manufacturer of record: Admiral Filter Company Llc
Identification
NSN: 3020-01-319-5459
NIIN: 013195459
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 204161
Manufacturer: Admiral Filter Company Llc
General Description
The Pulley,groove, cataloged under National Stock Number 3020-01-319-5459, 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 Admiral Filter Company Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 items share 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
3020-01-319-5459
Primary Part Number
204161
Item Name
Pulley,groove
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer
Admiral Filter Company Llc
Status
ACTIVE
Material
STEEL CORROSION RESISTING 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 Items2
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
1710-01-488-92416-0140-1POSSIBLE MATCH
INSERT,FILTER,AIRCRAFT
Possible match (shared part number)Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc
5340-01-660-8933204161-YZ3POSSIBLE MATCH
BRACKET,MOUNTING
Possible match (shared part number)Jonathan Engineered Solutions Corp. Dba Jonathan Engineered Solutions
NSN 3020-01-319-5459 is a Pulley,groove, manufactured by Admiral Filter Company Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-01-319-5459?
NSN 3020-01-319-5459 has 2 manufacturer part numbers on file: 204161 (Admiral Filter Company Llc), 601401 (Admiral Filter Company Llc).
What NSN replaces 3020-01-319-5459?
2 possible matches (shared part number, not a government interchangeability claim): 1710-01-488-9241, 5340-01-660-8933. Verify interchangeability with system specifications before substitution.
What are the specifications of 204161?
Key specifications for 204161: Material: STEEL CORROSION RESISTING OVERALL. 1 specification is documented in the U.S. Government catalog.
Is NSN 3020-01-319-5459 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.