NSN 3020-01-122-9528 · NIIN 011229528 · Part number 201-4684481 ITEM 1
P.a.r. Products Co · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 1T408
Government record, cited
NSN 3020-01-122-9528 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-122-9528. Manufacturer of record part number: 201-4684481 ITEM 1.
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 201-4684481 ITEM 1
Manufacturer: P.a.r. Products Co
General Description
The Gear Assembly, cataloged under National Stock Number 3020-01-122-9528, 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 P.a.r. Products Co. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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
Gear Assembly
FSC / FSG
3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30)
Manufacturers
P.a.r. Products Co (CAGE 1T408)
Technical Specifications
Parameter
Value
NSN
3020-01-122-9528
Primary Part Number
201-4684481 ITEM 1
Item Name
Gear Assembly
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer
P.a.r. Products Co
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3020-01-122-9936201-4684481 ITEM 2POSSIBLE MATCH
GEAR BOX
Possible match (shared part number)Naval Ship Systems Command
3020-01-123-1669201-4684481 ITEM 5POSSIBLE MATCH
GEAR,BEVEL
Possible match (shared part number)Naval Ship Systems Command
3040-01-123-301387776-0106 ITEM 12POSSIBLE MATCH
SHAFT,SHOULDERED
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
3020-01-123-395687776-0106 ITEM 3POSSIBLE MATCH
COVER,GEAR BOX
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
3040-01-123-572387776-0106 ITEM 7POSSIBLE MATCH
SHAFT,SHOULDERED
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
3020-01-192-46324684481-0006POSSIBLE MATCH
GEAR,BEVEL
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
NSN 3020-01-122-9528 is a Gear Assembly, manufactured by P.a.r. Products Co, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-01-122-9528?
NSN 3020-01-122-9528 has 1 manufacturer part number on file: 201-4684481 ITEM 1 (P.a.r. Products Co).
What NSN replaces 3020-01-122-9528?
6 possible matches (shared part number, not a government interchangeability claim): 3020-01-122-9936, 3020-01-123-1669, 3040-01-123-3013. Verify interchangeability with system specifications before substitution.
Is NSN 3020-01-122-9528 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.