PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A15225-2Gear,spur

L3 Technologies, Inc. · NSN 3020-00-810-6909 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-810-6909 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-810-6909. Primary manufacturer part number: A15225-2.
Features
  • Gear,spur — FSC 3020
  • Material Document and Classification: QQ-A-250/4,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Body Style: PLAIN, SOLID
  • Surface Treatment: ANODIZE OVERALL
  • Style Designator: PROTRUDING HUB
  • Bore Style: PLAIN BOTH ENDS
  • Bore Nominal Diameter: 0.187 INCHES BOTH ENDS IN
  • Nominal Outside Diameter: 1.893 INCHES IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Aluminum Alloy 2024 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-810-6909, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is L3 Technologies, Inc.. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-810-6909
Primary Part NumberA15225-2
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerL3 Technologies, Inc.
StatusACTIVE
Material Document and ClassificationQQ-A-250/4,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Body StylePLAIN, SOLID
Surface TreatmentANODIZE OVERALL
Style DesignatorPROTRUDING HUB
Bore StylePLAIN BOTH ENDS
Bore Nominal Diameter0.187 INCHES BOTH ENDS IN
Nominal Outside Diameter1.893 INCHES IN
Hub Nominal Diameter0.438 INCHES FIRST END IN
Nominal Distance Between Body Face and Protruding Hub End0.172 INCHES FIRST END IN
Hub Style DesignatorPINNED FIRST END
Pressure Angle20.0000 DEGREES
Precision ClassificationQUALITY NUMBER 10 OR QUALITY NUMBER 11
Mounting Hole Nominal Diameter0.078 INCHES TRANSVERSELY THROUGH HUB FIRST END IN
MaterialALUMINUM ALLOY 2024 OVERALL
Face Nominal Width0.078 INCHES IN
Tooth FormSTANDARD
Pitch Diameter1.8720 INCHES MINIMUM AND 1.8730 INCHES MAXIMUM IN
Teeth Quantity180
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4820-00-512-3601A14841 INTERCHANGEABLE
Valve,diaphragm,stop
Mueller Brass Co.
5360-00-839-8861 INTERCHANGEABLE
Spring,helical,extension
3020-01-037-4460A-15225-TY1 INTERCHANGEABLE
Gear,spur
L3 Technologies, Inc.
Cross-Reference Index
Part NumberManufacturer
A15225-2 PRIMARY L3 Technologies, Inc. (USA)
A15225TYII L3 Technologies, Inc. (USA)
A-15225 L3 Technologies, Inc. (USA)
Related Parts
4820-00-512-3601INTERCHANGEABLE
VALVE,DIAPHRAGM,STOP
A14841
5360-00-839-8861INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
3020-01-037-4460INTERCHANGEABLE
GEAR,SPUR
A-15225-TY1

Frequently Asked Questions

What is NSN 3020-00-810-6909?

NSN 3020-00-810-6909 is a Gear,spur, manufactured by L3 Technologies, Inc., classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-810-6909?

NSN 3020-00-810-6909 has 3 cross-referenced part numbers: A15225-2 (L3 Technologies, Inc.), A15225TYII (L3 Technologies, Inc.), A-15225 (L3 Technologies, Inc.).

What NSN replaces 3020-00-810-6909?

There are 3 known substitutes for 3020-00-810-6909: 4820-00-512-3601, 5360-00-839-8861, 3020-01-037-4460. Verify interchangeability with system specifications before substitution.

What are the specifications of A15225-2?

Key specifications for A15225-2: Material Document and Classification: QQ-A-250/4,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Body Style: PLAIN, SOLID; Surface Treatment: ANODIZE OVERALL; Style Designator: PROTRUDING HUB. 18 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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