PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SF492Gear,spur

American Standard Inc Westinghouse Air Brake Co Div · NSN 3020-00-363-8310 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-363-8310 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-363-8310. Primary manufacturer part number: SF492.
Features
  • Gear,spur — FSC 3020
  • Pitch Diameter: 2.0000 INCHES NOMINAL IN
  • Counterbore Nominal Depth: 0.203 INCHES SECOND END IN
  • Style Designator: PROTRUDING HUB
  • Nominal Distance Between Body Face and Protruding Hub End: 1.875 INCHES FIRST END IN
  • Bore Style: STRAIGHT SPLINE BOTH ENDS
  • Face Nominal Width: 1.125 INCHES IN
  • Pressure Angle: 20.0000 DEGREES
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-363-8310, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is American Standard Inc Westinghouse Air Brake Co Div. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-363-8310
Primary Part NumberSF492
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAmerican Standard Inc Westinghouse Air Brake Co Div
StatusCANCELLED
Pitch Diameter2.0000 INCHES NOMINAL IN
Counterbore Nominal Depth0.203 INCHES SECOND END IN
Style DesignatorPROTRUDING HUB
Nominal Distance Between Body Face and Protruding Hub End1.875 INCHES FIRST END IN
Bore StyleSTRAIGHT SPLINE BOTH ENDS
Face Nominal Width1.125 INCHES IN
Pressure Angle20.0000 DEGREES
Hub Nominal Diameter1.682 INCHES FIRST END IN
Hub Style DesignatorPLAIN FIRST END
Body StylePLAIN, SOLID
Nominal Outside Diameter2.250 INCHES IN
MaterialSTEEL OVERALL
Counterbore Nominal Diameter1.207 INCHES SECOND END IN
Teeth Quantity11
Spline Quantity4 BOTH ENDS
Nominal Overall Length3.203 INCHES IN
Tooth FormSTANDARD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5985-01-303-9394190717-1 INTERCHANGEABLE
Drive,antenna
L3harris Technologies, Inc Div Space & Airborne Systems
5999-01-631-7023202215 INTERCHANGEABLE
Nrp,oiu Laptop
Controlled Systems Sales Company
Cross-Reference Index
Part NumberManufacturer
SF492 American Standard Inc Westinghouse Air Brake Co Div (USA)
1907171 Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations (USA)
1907171 General Motors Corp AC-Delco Div Government Order Dept (USA)
8P0682 Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA)
1879437 General Motors Corp Delco Remy Div (USA)
202215 Hyster-Yale Group, Inc. (USA)
1907171 General Motors Llc Dba General Motors Llc (USA)
11232-74 John Reiner & Co. Inc. (USA)
1907171 Diamond Reo Truck Co (USA)
1879437 Borgwarner Pds (anderson), L.l.c. (USA)
Related Parts
5985-01-303-9394INTERCHANGEABLE
DRIVE,ANTENNA
190717-1
5999-01-631-7023INTERCHANGEABLE
NRP,OIU LAPTOP
202215

Frequently Asked Questions

What is NSN 3020-00-363-8310?

NSN 3020-00-363-8310 is a Gear,spur, manufactured by American Standard Inc Westinghouse Air Brake Co Div, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-363-8310?

NSN 3020-00-363-8310 has 10 cross-referenced part numbers: SF492 (American Standard Inc Westinghouse Air Brake Co Div), 1907171 (Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations), 1907171 (General Motors Corp AC-Delco Div Government Order Dept), 8P0682 (Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)), 1879437 (General Motors Corp Delco Remy Div) and 5 more.

What NSN replaces 3020-00-363-8310?

There are 2 known substitutes for 3020-00-363-8310: 5985-01-303-9394, 5999-01-631-7023. Verify interchangeability with system specifications before substitution.

What are the specifications of SF492?

Key specifications for SF492: Pitch Diameter: 2.0000 INCHES NOMINAL IN; Special Features: SPLINE MINOR DIA. 0.819 IN. NOM IN; Counterbore Nominal Depth: 0.203 INCHES SECOND END IN; Style Designator: PROTRUDING HUB. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-363-8310 still in active supply?

NSN 3020-00-363-8310 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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