PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8512150Gear,spur

Us Army Aviation and Missile Command · NSN 3020-00-510-6445 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-510-6445 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-510-6445. Primary manufacturer part number: 8512150.
Features
  • Gear,spur — FSC 3020
  • Teeth Quantity: 26
  • Nominal Distance Between Body Face and Protruding Hub End: 0.234 INCHES FIRST END IN
  • Nominal Distance Between Body Face and Protruding Hub End: 0.031 INCHES SECOND END IN
  • Nominal Overall Length: 0.453 INCHES IN
  • Precision Classification: QUALITY NUMBER 8
  • Material: STEEL COMP 416 OVERALL
  • Material Document and Classification: QQ-S-763,CLASS416 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 416 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-510-6445, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 21 verified specifications, 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-510-6445
Primary Part Number8512150
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusACTIVE
Teeth Quantity26
Nominal Distance Between Body Face and Protruding Hub End0.234 INCHES FIRST END IN
Nominal Distance Between Body Face and Protruding Hub End0.031 INCHES SECOND END IN
Nominal Overall Length0.453 INCHES IN
Precision ClassificationQUALITY NUMBER 8
MaterialSTEEL COMP 416 OVERALL
Material Document and ClassificationQQ-S-763,CLASS416 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Surface Treatment Document and ClassificationMIL-STD-171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL
Face Nominal Width0.188 INCHES IN
Mounting Hole Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH HUB FIRST END
Mounting Hole Type and Quantity1 THREADED TRANSVERSELY THROUGH HUB FIRST END
Pressure Angle20.0000 DEGREES
Body StylePLAIN, SOLID
Hub Nominal Diameter0.375 INCHES FIRST END IN
Tooth FormSTANDARD
Mounting Hole Thread Quantity Per Inch32 TRANSVERSELY THROUGH HUB FIRST END
Surface TreatmentPASSIVATE OVERALL
Hub Nominal Diameter0.250 INCHES SECOND END IN
Style DesignatorPROTRUDING HUBS
Pitch Diameter0.5416 INCHES NOMINAL IN
Attachment MethodMOUNTING HOLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2990-00-166-59768512-150 INTERCHANGEABLE
Governor,diesel Engine
Woodward, Inc. Div Woodward Industrial Control Systems
Cross-Reference Index
Part NumberManufacturer
8512150 PRIMARY Us Army Aviation and Missile Command (USA)
Related Parts
2990-00-166-5976INTERCHANGEABLE
GOVERNOR,DIESEL ENGINE
8512-150

Frequently Asked Questions

What is NSN 3020-00-510-6445?

NSN 3020-00-510-6445 is a Gear,spur, manufactured by Us Army Aviation and Missile Command, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-510-6445?

NSN 3020-00-510-6445 has 1 cross-referenced part number: 8512150 (Us Army Aviation and Missile Command).

What NSN replaces 3020-00-510-6445?

There is 1 known substitute for 3020-00-510-6445: 2990-00-166-5976. Verify interchangeability with system specifications before substitution.

What are the specifications of 8512150?

Key specifications for 8512150: Teeth Quantity: 26; Nominal Distance Between Body Face and Protruding Hub End: 0.234 INCHES FIRST END IN; Nominal Distance Between Body Face and Protruding Hub End: 0.031 INCHES SECOND END IN; Nominal Overall Length: 0.453 INCHES IN. 21 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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