PartsTable TECHNICAL DATA SHEET

NSN 3020-00-902-1989Government record, cited

Gear, Transmission3020-00-902-1989

NSN 3020-00-902-1989 · NIIN 009021989 · Part number 6778059

Allison Transmission Inc Dba Allison Transmission, Inc · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 73342

Government record, cited

NSN 3020-00-902-1989 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-902-1989. Manufacturer of record part number: 6778059.

Also searched as 3020-00-902-1989 · 3020009021989 · NIIN 009021989 · 00-902-1989 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 73342 · 6778059

Nearby stock numbers ← 3020-00-902-1962 · 3020-00-902-2037 →

Features

Gear,transmission — FSC 3020
1 manufacturer part number on file
Manufacturer of record: Allison Transmission Inc Dba Allison Transmission, Inc

Identification

NSN: 3020-00-902-1989
NIIN: 009021989
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 6778059
Manufacturer: Allison Transmission Inc Dba Allison Transmission, Inc

General Description

The Gear,transmission, cataloged under National Stock Number 3020-00-902-1989, 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 Allison Transmission Inc Dba Allison Transmission, Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Catalog Facts

Item Name	Gear,transmission
FSC / FSG	3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30)
Manufacturers	Allison Transmission Inc Dba Allison Transmission, Inc (CAGE 73342)

Technical Specifications

Parameter	Value
NSN	3020-00-902-1989
Primary Part Number	6778059
Item Name	Gear,transmission
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer	Allison Transmission Inc Dba Allison Transmission, Inc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
6778059 PRIMARY	Allison Transmission Inc Dba Allison Transmission, Inc (USA)

Reference documents

Reference	Meaning
6778059	5/9 Secondary reference General Motors Corp

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 3020-00-902-1989?

NSN 3020-00-902-1989 is a Gear,transmission, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-00-902-1989?

NSN 3020-00-902-1989 has 1 manufacturer part number on file: 6778059 (Allison Transmission Inc Dba Allison Transmission, Inc).

Is NSN 3020-00-902-1989 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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