PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21343Gear,spur

Teledyne Industries Inc Teledyne Power Systems Div · NSN 3020-00-194-4850 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-194-4850 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-194-4850. Primary manufacturer part number: 21343.
Features
  • Gear,spur — FSC 3020
  • Nominal Overall Length: 1.437 INCHES IN
  • Pitch Diameter: 1.1660 INCHES NOMINAL IN
  • Material Document and Classification: C.A.E 314-3,FSCM 88408 MFR REF SINGLE MATERIAL RESPONSE OVERALL
  • Hub Style Designator: PLAIN FIRST END
  • Material: STEEL OVERALL
  • Hub Nominal Diameter: 0.560 INCHES FIRST END IN
  • Body Style: PLAIN, SOLID
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-194-4850, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Teledyne Industries Inc Teledyne Power Systems Div. Government technical data includes 16 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-194-4850
Primary Part Number21343
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerTeledyne Industries Inc Teledyne Power Systems Div
StatusACTIVE
Nominal Overall Length1.437 INCHES IN
Pitch Diameter1.1660 INCHES NOMINAL IN
Material Document and ClassificationC.A.E 314-3,FSCM 88408 MFR REF SINGLE MATERIAL RESPONSE OVERALL
Hub Style DesignatorPLAIN FIRST END
MaterialSTEEL OVERALL
Hub Nominal Diameter0.560 INCHES FIRST END IN
Body StylePLAIN, SOLID
Bore Nominal Diameter0.375 INCHES BOTH ENDS IN
Tooth FormSTUB
Face Nominal Width0.559 INCHES IN
Nominal Distance Between Body Face and Protruding Hub End0.878 INCHES FIRST END IN
Nominal Outside Diameter1.495 INCHES IN
Pressure Angle29.0000 DEGREES
Style DesignatorPROTRUDING HUB
Bore StylePLAIN BOTH ENDS
Teeth Quantity7
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-6158 INTERCHANGEABLE
Ball,bearing
3455-00-236-3637 INTERCHANGEABLE
Reamer,machine
5930-01-024-761821343 INTERCHANGEABLE
Switch,toggle
Noske-Kaeser Germany Gmbh
6640-01-056-60609026 INTERCHANGEABLE
Tip,pipet
Medical Laboratory Automation Inc
5315-01-098-9433D3-1000 INTERCHANGEABLE
Pin,straight,headless
Roller Bearing Co of America, Inc Div Pic Design
3010-01-286-5660 INTERCHANGEABLE
Coupling Half,shaft
4720-01-357-961621343 INTERCHANGEABLE
Hose,preformed
Gates Corporation
3110-01-389-00503947302 INTERCHANGEABLE
Bearing,ball,annular
Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)
2010-01-418-021321343-1009-1 INTERCHANGEABLE
Plate,anvil
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
3040-01-418-933921343-1005-1 INTERCHANGEABLE
Guide,spring,gear Operator
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
21343 Teledyne Industries Inc Teledyne Power Systems Div (USA)
Related Parts
3110-00-100-6158INTERCHANGEABLE
BALL,BEARING
3455-00-236-3637INTERCHANGEABLE
REAMER,MACHINE
5930-01-024-7618INTERCHANGEABLE
SWITCH,TOGGLE
21343
6640-01-056-6060INTERCHANGEABLE
TIP,PIPET
9026
5315-01-098-9433INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
D3-1000
3010-01-286-5660INTERCHANGEABLE
COUPLING HALF,SHAFT
4720-01-357-9616INTERCHANGEABLE
HOSE,PREFORMED
21343
3110-01-389-0050INTERCHANGEABLE
BEARING,BALL,ANNULAR
3947302
2010-01-418-0213INTERCHANGEABLE
PLATE,ANVIL
21343-1009-1
3040-01-418-9339INTERCHANGEABLE
GUIDE,SPRING,GEAR OPERATOR
21343-1005-1
4820-01-419-1613INTERCHANGEABLE
STEM,FLUID VALVE
21343-1001-1
3040-01-419-1616INTERCHANGEABLE
SHAFT,SHOULDERED
21343-1007-1

Frequently Asked Questions

What is NSN 3020-00-194-4850?

NSN 3020-00-194-4850 is a Gear,spur, manufactured by Teledyne Industries Inc Teledyne Power Systems Div, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-194-4850?

NSN 3020-00-194-4850 has 1 cross-referenced part number: 21343 (Teledyne Industries Inc Teledyne Power Systems Div).

What NSN replaces 3020-00-194-4850?

There are 12 known substitutes for 3020-00-194-4850: 3110-00-100-6158, 3455-00-236-3637, 5930-01-024-7618 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21343?

Key specifications for 21343: Nominal Overall Length: 1.437 INCHES IN; Pitch Diameter: 1.1660 INCHES NOMINAL IN; Material Document and Classification: C.A.E 314-3,FSCM 88408 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Hub Style Designator: PLAIN FIRST END. 16 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com