PartsTable TECHNICAL DATA SHEET
NSN 3020-01-679-4142Government record, cited

Gear, Spur3020-01-679-4142

NSN 3020-01-679-4142 · NIIN 016794142 · Part number 12662371
General Motors Corp · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 24617
Government record, cited
NSN 3020-01-679-4142 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-679-4142. Manufacturer of record part number: 12662371.
Also searched as  3020-01-679-4142 · 3020016794142 · NIIN 016794142 · 01-679-4142 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 24617 · 12662371 · 4401095
Nearby stock numbers  ·
Features
  • Gear,spur — FSC 3020
  • Style Designator: PROTRUDING HUBS
  • Nominal Outside Diameter: 4.980 INCHES IN
  • Material: IRON OVERALL
  • Face Nominal Width: 1.460 INCHES IN
  • 1 manufacturer part number on file
  • Manufacturer of record: General Motors Corp
Identification
  • NSN: 3020-01-679-4142
  • NIIN: 016794142
  • FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 12662371
  • Manufacturer: General Motors Corp
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-679-4142, 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 Corp. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-679-4142
Primary Part Number12662371
Item NameGear,spur
FSC / FSG3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
ManufacturerGeneral Motors Corp
StatusACTIVE
Style DesignatorPROTRUDING HUBS
Nominal Outside Diameter4.980 INCHES IN
MaterialIRON OVERALL
Face Nominal Width1.460 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
12662371 PRIMARY General Motors Corp (USA)
Reference documents
ReferenceMeaning
4401095 7/2 Vendor item drawing reference
Oshkosh Defense Llc
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 3020-01-679-4142?

NSN 3020-01-679-4142 is a Gear,spur, manufactured by General Motors Corp, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-01-679-4142?

NSN 3020-01-679-4142 has 1 manufacturer part number on file: 12662371 (General Motors Corp).

What are the specifications of 12662371?

Key specifications for 12662371: Style Designator: PROTRUDING HUBS; Nominal Outside Diameter: 4.980 INCHES IN; Part Name Assigned by Controlling Agency: GEAR,DRIVE,OIL PUMP; End Item Identification: 016536516. 4 specifications are documented in the U.S. Government catalog.

Is NSN 3020-01-679-4142 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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