PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

204102Gear,spur

Woodward, Inc. · NSN 3020-00-470-5929 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-470-5929 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-470-5929. Primary manufacturer part number: 204102.
Features
  • Gear,spur — FSC 3020
  • Material: IRON CAST OVERALL
  • Style Designator: HUBLESS
  • Bore Nominal Diameter: 0.500 INCHES BOTH ENDS IN
  • Counterbore Nominal Diameter: 0.813 INCHES BOTH ENDS IN
  • Nominal Outside Diameter: 0.373 INCHES IN
  • Bore Style: W/COUNTERBORE BOTH ENDS
  • Face Nominal Width: 0.378 INCHES IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Iron Cast Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-470-5929, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Woodward, Inc.. Government technical data includes 14 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-470-5929
Primary Part Number204102
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerWoodward, Inc.
StatusACTIVE
MaterialIRON CAST OVERALL
Style DesignatorHUBLESS
Bore Nominal Diameter0.500 INCHES BOTH ENDS IN
Counterbore Nominal Diameter0.813 INCHES BOTH ENDS IN
Nominal Outside Diameter0.373 INCHES IN
Bore StyleW/COUNTERBORE BOTH ENDS
Face Nominal Width0.378 INCHES IN
Counterbore Nominal Depth0.0156 INCHES BOTH ENDS IN
Tooth FormSTANDARD
Pressure Angle14.5000 DEGREES
Material Document and ClassificationQQ-I-652,CL 20 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Teeth Quantity14
Pitch Diameter1.2080 INCHES NOMINAL IN
Body StylePLAIN, SOLID
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5935-01-117-5097204RED INTERCHANGEABLE
Plug,tip
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5340-01-189-5819204-102 INTERCHANGEABLE
Bracket,angle
Heathkit Co Inc Dba Heathkit Educational Systems
Cross-Reference Index
Part NumberManufacturer
204102 Woodward, Inc. Div Industrial Control Systems (USA)
204102 PRIMARY Woodward, Inc. (USA)
204102 Woodward, Inc. Div Fuel Systems and Controls (USA)
Related Parts
5935-01-117-5097INTERCHANGEABLE
PLUG,TIP
204RED
5340-01-189-5819INTERCHANGEABLE
BRACKET,ANGLE
204-102

Frequently Asked Questions

What is NSN 3020-00-470-5929?

NSN 3020-00-470-5929 is a Gear,spur, manufactured by Woodward, Inc., classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-470-5929?

NSN 3020-00-470-5929 has 3 cross-referenced part numbers: 204102 (Woodward, Inc. Div Industrial Control Systems), 204102 (Woodward, Inc.), 204102 (Woodward, Inc. Div Fuel Systems and Controls).

What NSN replaces 3020-00-470-5929?

There are 2 known substitutes for 3020-00-470-5929: 5935-01-117-5097, 5340-01-189-5819. Verify interchangeability with system specifications before substitution.

What are the specifications of 204102?

Key specifications for 204102: Material: IRON CAST OVERALL; Special Features: DRILL 0.098 IN. HOLE CENTER OF COUNTERBORE IN; Style Designator: HUBLESS; Bore Nominal Diameter: 0.500 INCHES BOTH ENDS IN. 15 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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