PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

105264Gear,spur

Astronautics Corporation of America · NSN 3020-01-253-5536 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-253-5536 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-253-5536. Primary manufacturer part number: 105264.
Features
  • Gear,spur — FSC 3020
  • Attachment Method: MOUNTING HOLE
  • Teeth Quantity: 120
  • Pitch Diameter: 1.0000 INCHES NOMINAL IN
  • Body Style: PLAIN, SOLID
  • Keyway Nominal Width: 0.039 INCHES BOTH ENDS IN
  • Nominal Distance From Bore Center to Keyway Bottom: 0.250 INCHES BOTH ENDS IN
  • Bore Nominal Diameter: 0.090 INCHES BOTH ENDS IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 303 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-253-5536, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Astronautics Corporation of America. Government technical data includes 22 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-253-5536
Primary Part Number105264
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAstronautics Corporation of America
StatusACTIVE
Attachment MethodMOUNTING HOLE
Teeth Quantity120
Pitch Diameter1.0000 INCHES NOMINAL IN
Body StylePLAIN, SOLID
Keyway Nominal Width0.039 INCHES BOTH ENDS IN
Nominal Distance From Bore Center to Keyway Bottom0.250 INCHES BOTH ENDS IN
Bore Nominal Diameter0.090 INCHES BOTH ENDS IN
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC ALL TREATMENT RESPONSES OVERALL
Surface TreatmentPASSIVATE OVERALL
MaterialSTEEL COMP 303 OVERALL
Bore StyleW/ KEYWAY BOTH ENDS
Nominal Distance Between Body Face and Protruding Hub End0.236 INCHES FIRST END IN
Material Document and ClassificationMS7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorPROTRUDING HUB
Hub Style DesignatorPLAIN FIRST END
Face Nominal Width0.060 INCHES IN
Pressure Angle20.0000 DEGREES
Mounting Hole Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH HUB FIRST END
Hub Nominal Diameter0.374 INCHES FIRST END IN
Mounting Hole Nominal Thread Size0.062 INCHES TRANSVERSELY THROUGH HUB FIRST END IN
Mounting Hole Type and Quantity2 THREADED TRANSVERSELY THROUGH HUB FIRST END
Nominal Outside Diameter1.016 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2810-00-566-2893283110 INTERCHANGEABLE
Masterod Assy,engine
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
4310-01-185-6162 INTERCHANGEABLE
Tank,pressure
Cross-Reference Index
Part NumberManufacturer
105264 PRIMARY Astronautics Corporation of America (USA)
Related Parts
2810-00-566-2893INTERCHANGEABLE
MASTEROD ASSY,ENGINE
283110
4310-01-185-6162INTERCHANGEABLE
TANK,PRESSURE

Frequently Asked Questions

What is NSN 3020-01-253-5536?

NSN 3020-01-253-5536 is a Gear,spur, manufactured by Astronautics Corporation of America, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-253-5536?

NSN 3020-01-253-5536 has 1 cross-referenced part number: 105264 (Astronautics Corporation of America).

What NSN replaces 3020-01-253-5536?

There are 2 known substitutes for 3020-01-253-5536: 2810-00-566-2893, 4310-01-185-6162. Verify interchangeability with system specifications before substitution.

What are the specifications of 105264?

Key specifications for 105264: Attachment Method: MOUNTING HOLE; Teeth Quantity: 120; Pitch Diameter: 1.0000 INCHES NOMINAL IN; Body Style: PLAIN, SOLID. 22 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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