PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

102198Gear,spur

Astronautics Corporation of America · NSN 3020-00-942-3128 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-942-3128 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-942-3128. Primary manufacturer part number: 102198.
Features
  • Gear,spur — FSC 3020
  • Teeth Quantity: 44
  • Pressure Angle: 20.0000 DEGREES
  • Nominal Distance Between Body Face and Protruding Hub End: 0.065 INCHES FIRST END IN
  • Material: STEEL COMP 303 OVERALL
  • Pitch Diameter: 0.6111 INCHES NOMINAL IN
  • Hub Style Designator: PLAIN FIRST END
  • Body Style: PLAIN, SOLID
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 3020-00-942-3128, 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 18 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-942-3128
Primary Part Number102198
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAstronautics Corporation of America
StatusACTIVE
Teeth Quantity44
Pressure Angle20.0000 DEGREES
Nominal Distance Between Body Face and Protruding Hub End0.065 INCHES FIRST END IN
MaterialSTEEL COMP 303 OVERALL
Pitch Diameter0.6111 INCHES NOMINAL IN
Hub Style DesignatorPLAIN FIRST END
Body StylePLAIN, SOLID
Material Document and ClassificationMIL-S-7720,COMP 303,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Nominal Outside Diameter0.636 INCHES IN
Face Nominal Width0.085 INCHES IN
Style DesignatorPROTRUDING HUB
Bore Nominal Diameter0.250 INCHES BOTH ENDS IN
Surface TreatmentPASSIVATE OVERALL
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Precision ClassificationQUALITY NUMBER 8
Hub Nominal Diameter0.300 INCHES FIRST END IN
Tooth FormSTANDARD
Bore StylePLAIN BOTH ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5306-00-033-5957102198 INTERCHANGEABLE
Bolt,shoulder
Viking Technologies, Ltd.
6625-00-560-4761102198 INTERCHANGEABLE
Generator,signal
Aimtron Systems, Llc
4130-00-789-0407D8497-173A INTERCHANGEABLE
Tube Assembly Metal
Chief of Engineers Dept of Army
2530-01-217-8209102198 INTERCHANGEABLE
Adjuster,slack,brake
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
1005-01-434-3183 INTERCHANGEABLE
Housing,trigger
4320-01-512-7275102198 INTERCHANGEABLE
Cylinder Sleeve
Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense
Cross-Reference Index
Part NumberManufacturer
102198 PRIMARY Astronautics Corporation of America (USA)
Related Parts
5306-00-033-5957INTERCHANGEABLE
BOLT,SHOULDER
102198
6625-00-560-4761INTERCHANGEABLE
GENERATOR,SIGNAL
102198
4130-00-789-0407INTERCHANGEABLE
TUBE ASSEMBLY METAL
D8497-173A
2530-01-217-8209INTERCHANGEABLE
ADJUSTER,SLACK,BRAKE
102198
1005-01-434-3183INTERCHANGEABLE
HOUSING,TRIGGER
4320-01-512-7275INTERCHANGEABLE
CYLINDER SLEEVE
102198

Frequently Asked Questions

What is NSN 3020-00-942-3128?

NSN 3020-00-942-3128 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 3020-00-942-3128?

NSN 3020-00-942-3128 has 1 cross-referenced part number: 102198 (Astronautics Corporation of America).

What NSN replaces 3020-00-942-3128?

There are 6 known substitutes for 3020-00-942-3128: 5306-00-033-5957, 6625-00-560-4761, 4130-00-789-0407 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 102198?

Key specifications for 102198: Teeth Quantity: 44; Pressure Angle: 20.0000 DEGREES; Nominal Distance Between Body Face and Protruding Hub End: 0.065 INCHES FIRST END IN; Material: STEEL COMP 303 OVERALL. 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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