PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

102455Gear,spur

Astronautics Corporation of America · NSN 3020-00-102-9227 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-102-9227 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-102-9227. Primary manufacturer part number: 102455.
Features
  • Gear,spur — FSC 3020
  • Pitch Diameter: 0.3083 INCHES NOMINAL IN
  • End Nominal Length: 0.275 INCHES FIRST END IN
  • Body Style: PLAIN, SOLID
  • Tooth Form: STANDARD
  • Nominal Distance Between Body Face and Protruding Hub End: 0.980 INCHES FIRST END IN
  • Style Designator: PROTRUDING HUB
  • Hub Style Designator: 2 STEPS FIRST END
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 3020-00-102-9227, 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 19 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
NSN3020-00-102-9227
Primary Part Number102455
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAstronautics Corporation of America
StatusACTIVE
Pitch Diameter0.3083 INCHES NOMINAL IN
End Nominal Length0.275 INCHES FIRST END IN
Body StylePLAIN, SOLID
Tooth FormSTANDARD
Nominal Distance Between Body Face and Protruding Hub End0.980 INCHES FIRST END IN
Style DesignatorPROTRUDING HUB
Hub Style Designator2 STEPS FIRST END
MaterialSTEEL COMP 303 OVERALL
Surface TreatmentPASSIVATE OVERALL
Material Document and ClassificationMIL-S-7720,COMP 303,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Second Step Nominal Length0.035 INCHES FIRST END IN
End Nominal Diameter0.124 INCHES FIRST END IN
Face Nominal Width0.090 INCHES IN
Teeth Quantity37
Second Step Nominal Diameter0.250 INCHES FIRST END IN
First Step Nominal Diameter0.186 INCHES FIRST END IN
First Step Nominal Length0.670 INCHES FIRST END IN
Nominal Outside Diameter0.325 INCHES IN
Pressure Angle20.0000 DEGREES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5365-01-147-464140531 INTERCHANGEABLE
Spacer,plate
American Fuel Cell and Coated Fabrics Company, Llc
7030-01-604-7638 INTERCHANGEABLE
Software
Cross-Reference Index
Part NumberManufacturer
102455 PRIMARY Astronautics Corporation of America (USA)
Related Parts
5365-01-147-4641INTERCHANGEABLE
SPACER,PLATE
40531
7030-01-604-7638INTERCHANGEABLE
SOFTWARE

Frequently Asked Questions

What is NSN 3020-00-102-9227?

NSN 3020-00-102-9227 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 3020-00-102-9227?

NSN 3020-00-102-9227 has 1 cross-referenced part number: 102455 (Astronautics Corporation of America).

What NSN replaces 3020-00-102-9227?

There are 2 known substitutes for 3020-00-102-9227: 5365-01-147-4641, 7030-01-604-7638. Verify interchangeability with system specifications before substitution.

What are the specifications of 102455?

Key specifications for 102455: Pitch Diameter: 0.3083 INCHES NOMINAL IN; End Nominal Length: 0.275 INCHES FIRST END IN; Body Style: PLAIN, SOLID; Tooth Form: STANDARD. 19 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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