PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30591Gear Assembly,governor

Lauson Division of Tecumseh Products Co · NSN 3020-01-129-3123 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-129-3123 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-129-3123. Primary manufacturer part number: 30591.
Features
  • Gear Assembly,governor — FSC 3020
  • General Characteristics Item Description: CONSISTS OF A STEEL FLAT WASHER AND FOUR STEEL FLYWEIGHTS PINNED TO A PLASTIC GEAR,1.469 IN.DIA,0.922 IN.LG IN
  • 1 verified cross-reference
  • Primary manufacturer: Lauson Division of Tecumseh Products Co
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear Assembly,governor, cataloged under National Stock Number 3020-01-129-3123, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Lauson Division of Tecumseh Products Co. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-129-3123
Primary Part Number30591
Item NameGear Assembly,governor
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerLauson Division of Tecumseh Products Co
StatusACTIVE
General Characteristics Item DescriptionCONSISTS OF A STEEL FLAT WASHER AND FOUR STEEL FLYWEIGHTS PINNED TO A PLASTIC GEAR,1.469 IN.DIA,0.922 IN.LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5985-00-270-3147CG537AU2FT INTERCHANGEABLE
Waveguide Assembly
Joint Electronics Type Designation System
5360-00-386-3350 INTERCHANGEABLE
Spring,helical,compression
9540-01-048-6694 INTERCHANGEABLE
Structural Section,special Shape
5998-01-135-9162 INTERCHANGEABLE
Circuit Card Assembly
5930-01-238-4446 INTERCHANGEABLE
Switch,push
2530-01-593-852230-591 INTERCHANGEABLE
Reservoir,remote,power Steering
Konrad Marine Inc Div Konrad Marine
Cross-Reference Index
Part NumberManufacturer
30591 Lauson Division of Tecumseh Products Co (USA)
Related Parts
5985-00-270-3147INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
CG537AU2FT
5360-00-386-3350INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
9540-01-048-6694INTERCHANGEABLE
STRUCTURAL SECTION,SPECIAL SHAPE
5998-01-135-9162INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5930-01-238-4446INTERCHANGEABLE
SWITCH,PUSH
2530-01-593-8522INTERCHANGEABLE
RESERVOIR,REMOTE,POWER STEERING
30-591

Frequently Asked Questions

What is NSN 3020-01-129-3123?

NSN 3020-01-129-3123 is a Gear Assembly,governor, manufactured by Lauson Division of Tecumseh Products Co, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-129-3123?

NSN 3020-01-129-3123 has 1 cross-referenced part number: 30591 (Lauson Division of Tecumseh Products Co).

What NSN replaces 3020-01-129-3123?

There are 6 known substitutes for 3020-01-129-3123: 5985-00-270-3147, 5360-00-386-3350, 9540-01-048-6694 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30591?

Key specifications for 30591: General Characteristics Item Description: CONSISTS OF A STEEL FLAT WASHER AND FOUR STEEL FLYWEIGHTS PINNED TO A PLASTIC GEAR,1.469 IN.DIA,0.922 IN.LG IN. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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