PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SCB69581Gear,spur

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 3020-00-203-1447 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-203-1447 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-203-1447. Primary manufacturer part number: SCB69581.
Features
  • Gear,spur — FSC 3020
  • Hub Nominal Diameter: 0.625 INCHES FIRST END IN
  • Teeth Quantity: 37
  • Body Style: WEBBED, OFFSET, SOLID
  • Pressure Angle: 14.5000 DEGREES
  • Mounting Hole Type and Quantity: 2 THREADED TRANSVERSELY THROUGH HUB FIRST END
  • Style Designator: PROTRUDING HUB, RECESSED BODY
  • Mounting Hole Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH HUB FIRST END
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 3020-00-203-1447, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-203-1447
Primary Part NumberSCB69581
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Hub Nominal Diameter0.625 INCHES FIRST END IN
Teeth Quantity37
Body StyleWEBBED, OFFSET, SOLID
Pressure Angle14.5000 DEGREES
Mounting Hole Type and Quantity2 THREADED TRANSVERSELY THROUGH HUB FIRST END
Style DesignatorPROTRUDING HUB, RECESSED BODY
Mounting Hole Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH HUB FIRST END
Nominal Overall Length0.740 INCHES IN
Mounting Hole Thread Quantity Per Inch32 TRANSVERSELY THROUGH HUB FIRST END
Body Recess Nominal Depth0.125 INCHES SECOND END IN
Face Nominal Width0.219 INCHES IN
Bore StyleSQUARE BOTH ENDS
Surface TreatmentPHOSPHATE OVERALL
MaterialSTEEL OVERALL
Tooth FormSTANDARD
Pitch Diameter1.1540 INCHES MINIMUM AND 1.1580 INCHES MAXIMUM IN
Attachment MethodMOUNTING HOLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5930-00-189-2400A50383 INTERCHANGEABLE
Boot,dust and Moisture Seal
Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
3020-00-431-6344 INTERCHANGEABLE
Chain,roller
5935-00-477-1307SMC2015887-1 INTERCHANGEABLE
Connector Body,receptacle,electr
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
2930-00-481-26988529 INTERCHANGEABLE
Pump,cooling System,engine
Elgin Industries Inc. Dba
5310-00-616-1330 INTERCHANGEABLE
Nut,plain,hexagon
Cross-Reference Index
Part NumberManufacturer
50383 Kleinschmidt Inc (USA)
SCB69581 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
Related Parts
5930-00-189-2400INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL
A50383
3020-00-431-6344INTERCHANGEABLE
CHAIN,ROLLER
5935-00-477-1307INTERCHANGEABLE
CONNECTOR BODY,RECEPTACLE,ELECTR
SMC2015887-1
2930-00-481-2698INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
8529
5310-00-616-1330INTERCHANGEABLE
NUT,PLAIN,HEXAGON

Frequently Asked Questions

What is NSN 3020-00-203-1447?

NSN 3020-00-203-1447 is a Gear,spur, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-203-1447?

NSN 3020-00-203-1447 has 2 cross-referenced part numbers: 50383 (Kleinschmidt Inc), SCB69581 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir).

What NSN replaces 3020-00-203-1447?

There are 5 known substitutes for 3020-00-203-1447: 5930-00-189-2400, 3020-00-431-6344, 5935-00-477-1307 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SCB69581?

Key specifications for SCB69581: Hub Nominal Diameter: 0.625 INCHES FIRST END IN; Teeth Quantity: 37; Body Style: WEBBED, OFFSET, SOLID; Pressure Angle: 14.5000 DEGREES. 17 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