Gear, Spur3020-01-392-1089

NSN 3020-01-392-1089 · NIIN 013921089 · Part number 51066Z-H21-30R

River Steel Inc · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 00378

Government record, cited

NSN 3020-01-392-1089 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-392-1089. Manufacturer of record part number: 51066Z-H21-30R.

Also searched as 3020-01-392-1089 · 3020013921089 · NIIN 013921089 · 01-392-1089 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 00378 · 51066Z-H21-30R

Nearby stock numbers ← 3020-01-392-0603 · 3020-01-392-1295 Pulley, Groove →

Features

Gear,spur — FSC 3020
1 manufacturer part number on file
Manufacturer of record: River Steel Inc

Identification

NSN: 3020-01-392-1089
NIIN: 013921089
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 51066Z-H21-30R
Manufacturer: River Steel Inc

General Description

The Gear,spur, cataloged under National Stock Number 3020-01-392-1089, 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 River Steel Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Gear,spur
FSC / FSG	3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30)
Manufacturers	River Steel Inc (CAGE 00378)

Technical Specifications

Parameter	Value
NSN	3020-01-392-1089
Primary Part Number	51066Z-H21-30R
Item Name	Gear,spur
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer	River Steel 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
51066Z-H21-30R PRIMARY	River Steel Inc (USA)

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 3020-01-392-1089?

NSN 3020-01-392-1089 is a Gear,spur, manufactured by River Steel Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-01-392-1089?

NSN 3020-01-392-1089 has 1 manufacturer part number on file: 51066Z-H21-30R (River Steel Inc).

Is NSN 3020-01-392-1089 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.

PartsTable Design LLC · partstable.com