NSN 3020-01-185-5407 · NIIN 011855407 · Part number 3901158
General Motors Llc Dba General Motors Llc · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 7X677
Government record, cited
NSN 3020-01-185-5407 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-185-5407. Manufacturer of record part number: 3901158.
Also searched as3020-01-185-5407 ·
3020011855407 ·
NIIN 011855407 ·
01-185-5407 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 7X677 · 3901158 · T304-21
Manufacturer of record: General Motors Llc Dba General Motors Llc
Identification
NSN: 3020-01-185-5407
NIIN: 011855407
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 3901158
Manufacturer: General Motors Llc Dba General Motors Llc
General Description
The Gear Cluster, cataloged under National Stock Number 3020-01-185-5407, 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 General Motors Llc Dba General Motors Llc. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
3020-01-185-5407
Primary Part Number
3901158
Item Name
Gear Cluster
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
General Motors Corp Chevrolet Motor Div Special Products Dept
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.
3020-00-000-0091
GEAR,SPUR
3020-00-001-0027
3020-00-001-0027 · Item name not on file
3020-00-001-0028
3020-00-001-0028 · Item name not on file
3020-00-001-0063
3020-00-001-0063 · Item name not on file
3020-00-001-0064
3020-00-001-0064 · Item name not on file
3020-00-001-0066
3020-00-001-0066 · Item name not on file
3020-00-001-0071
3020-00-001-0071 · Item name not on file
3020-00-001-0072
3020-00-001-0072 · Item name not on file
Frequently Asked Questions
What is NSN 3020-01-185-5407?
NSN 3020-01-185-5407 is a Gear Cluster, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-01-185-5407?
NSN 3020-01-185-5407 has 2 manufacturer part numbers on file: 3901158 (General Motors Llc Dba General Motors Llc), T304-21 (Perfection Clutch).
What are the specifications of 3901158?
Key specifications for 3901158: Design Type: SPUR SECOND GEAR; Design Type: HELICAL FIRST GEAR; End Item Identification: GENERAL MOTORS BLAZER 1973-1978. 2 specifications are documented in the U.S. Government catalog.
Is NSN 3020-01-185-5407 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.