PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

116120Gear,antibacklash,spur

Kearfott Corporation Div Guidance and Navigation Division · NSN 3020-00-398-0615 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-398-0615 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-398-0615. Primary manufacturer part number: 116120.
Features
  • Gear,antibacklash,spur — FSC 3020
  • Hub Style Designator: SPLIT FIRST END
  • Hub Nominal Diameter: 0.375 INCHES SECOND END IN
  • Hub Style Designator: PLAIN SECOND END
  • Face Nominal Width: 0.064 INCHES IN
  • Style Designator: PROTRUDING HUBS
  • Teeth Quantity: 64
  • Material: STEEL COMP 1118 HUB
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 1118 Hub construction
General Description

The Gear,antibacklash,spur, cataloged under National Stock Number 3020-00-398-0615, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Kearfott Corporation Div Guidance and Navigation Division. 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-398-0615
Primary Part Number116120
Item NameGear,antibacklash,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerKearfott Corporation Div Guidance and Navigation Division
StatusACTIVE
Hub Style DesignatorSPLIT FIRST END
Hub Nominal Diameter0.375 INCHES SECOND END IN
Hub Style DesignatorPLAIN SECOND END
Face Nominal Width0.064 INCHES IN
Style DesignatorPROTRUDING HUBS
Teeth Quantity64
MaterialSTEEL COMP 1118 HUB
MaterialCOPPER ALLOY BODY
Material Document and ClassificationASTM B121-51T,ALLOY 4,COND H ASSN STD SINGLE MATERIAL RESPONSE BODY
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE HUB
Nominal Outside Diameter1.1870 INCHES IN
Bore StylePLAIN BOTH ENDS
Nominal Distance Between Body Face and Protruding Hub End0.217 INCHES FIRST END IN
Hub Nominal Diameter0.187 INCHES FIRST END IN
Pressure Angle14.5000 DEGREES
Bore Nominal Diameter0.120 INCHES BOTH ENDS IN
Nominal Distance Between Body Face and Protruding Hub End0.031 INCHES SECOND END IN
Tooth FormSTANDARD
Clamping Surface Nominal Length0.206 INCHES FIRST END IN
Attachment MethodCLAMP
Pitch Diameter1.1560 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-00-011-6120 INTERCHANGEABLE
Washer,lock
2530-01-039-3802287612N INTERCHANGEABLE
Valve,brake Pneumatic
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
2520-01-133-2118 INTERCHANGEABLE
Shaft,axle,automotive
3110-01-189-482093-0126 INTERCHANGEABLE
Bearing,ball,annular
Med Con Ltd Dba Service Engineering Company
Cross-Reference Index
Part NumberManufacturer
116120 PRIMARY Kearfott Corporation Div Guidance and Navigation Division (USA)
Related Parts
5310-00-011-6120INTERCHANGEABLE
WASHER,LOCK
2530-01-039-3802INTERCHANGEABLE
VALVE,BRAKE PNEUMATIC
287612N
2520-01-133-2118INTERCHANGEABLE
SHAFT,AXLE,AUTOMOTIVE
3110-01-189-4820INTERCHANGEABLE
BEARING,BALL,ANNULAR
93-0126

Frequently Asked Questions

What is NSN 3020-00-398-0615?

NSN 3020-00-398-0615 is a Gear,antibacklash,spur, manufactured by Kearfott Corporation Div Guidance and Navigation Division, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-398-0615?

NSN 3020-00-398-0615 has 1 cross-referenced part number: 116120 (Kearfott Corporation Div Guidance and Navigation Division).

What NSN replaces 3020-00-398-0615?

There are 4 known substitutes for 3020-00-398-0615: 5310-00-011-6120, 2530-01-039-3802, 2520-01-133-2118 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 116120?

Key specifications for 116120: Hub Style Designator: SPLIT FIRST END; Hub Nominal Diameter: 0.375 INCHES SECOND END IN; Hub Style Designator: PLAIN SECOND END; Face Nominal Width: 0.064 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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