PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20229-2Gear,spur

Triumph Thermal Systems - Maryland, Inc. · NSN 3020-00-674-3689 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-674-3689 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-674-3689. Primary manufacturer part number: 20229-2.
Features
  • Gear,spur — FSC 3020
  • Nominal Distance Between Body Face and Protruding Hub End: 0.417 INCHES FIRST END IN
  • Material: STEEL COMP E9310 OVERALL
  • Material Document and Classification: AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Nominal Overall Length: 1.318 INCHES IN
  • Pressure Angle: 28.0000 DEGREES
  • Hub Nominal Diameter: 0.499 INCHES BOTH ENDS IN
  • Hub Style Designator: PLAIN BOTH ENDS
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp E9310 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-674-3689, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Triumph Thermal Systems - Maryland, Inc.. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-674-3689
Primary Part Number20229-2
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerTriumph Thermal Systems - Maryland, Inc.
StatusACTIVE
Nominal Distance Between Body Face and Protruding Hub End0.417 INCHES FIRST END IN
MaterialSTEEL COMP E9310 OVERALL
Material Document and ClassificationAMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Nominal Overall Length1.318 INCHES IN
Pressure Angle28.0000 DEGREES
Hub Nominal Diameter0.499 INCHES BOTH ENDS IN
Hub Style DesignatorPLAIN BOTH ENDS
Teeth Quantity8
Body StylePLAIN, SOLID
Nominal Distance Between Body Face and Protruding Hub End0.398 INCHES SECOND END IN
Tooth FormSTANDARD
Style DesignatorPROTRUDING HUBS
Face Nominal Width0.500 INCHES IN
Bore StylePLAIN BOTH ENDS
Nominal Outside Diameter1.250 INCHES IN
Pitch Diameter1.0000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3020-01-163-6684 INTERCHANGEABLE
Chain,roller
4730-01-199-65522-02292F101006 INTERCHANGEABLE
Tee,tube to Boss
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
4730-01-331-6600AS1009F060406 INTERCHANGEABLE
Tee,tube to Boss
Sae International Dba Sae International
4810-01-592-6999202292 INTERCHANGEABLE
Repair Kit,solenoid Valve
Parker-Hannifin Corporation Dba Refrigeration Specialties Div Refrigerating Specialties Division
Cross-Reference Index
Part NumberManufacturer
20229-2 Triumph Thermal Systems - Maryland, Inc. (USA)
20229-2 Defense & Development Enterprises Llc (USA)
20229-2 Hiller Aircraft Corporation (USA)
Related Parts
3020-01-163-6684INTERCHANGEABLE
CHAIN,ROLLER
4730-01-199-6552INTERCHANGEABLE
TEE,TUBE TO BOSS
2-02292F101006
4730-01-331-6600INTERCHANGEABLE
TEE,TUBE TO BOSS
AS1009F060406
4810-01-592-6999INTERCHANGEABLE
REPAIR KIT,SOLENOID VALVE
202292

Frequently Asked Questions

What is NSN 3020-00-674-3689?

NSN 3020-00-674-3689 is a Gear,spur, manufactured by Triumph Thermal Systems - Maryland, Inc., classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-674-3689?

NSN 3020-00-674-3689 has 3 cross-referenced part numbers: 20229-2 (Triumph Thermal Systems - Maryland, Inc.), 20229-2 (Defense & Development Enterprises Llc), 20229-2 (Hiller Aircraft Corporation).

What NSN replaces 3020-00-674-3689?

There are 4 known substitutes for 3020-00-674-3689: 3020-01-163-6684, 4730-01-199-6552, 4730-01-331-6600 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20229-2?

Key specifications for 20229-2: Nominal Distance Between Body Face and Protruding Hub End: 0.417 INCHES FIRST END IN; Material: STEEL COMP E9310 OVERALL; Material Document and Classification: AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Nominal Overall Length: 1.318 INCHES IN. 16 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com