PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-C-619839Gear,spur

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 3020-00-089-8117 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-089-8117 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-089-8117. Primary manufacturer part number: SM-C-619839.
Features
  • Gear,spur — FSC 3020
  • Teeth Quantity: 36
  • Pressure Angle: 20.0000 DEGREES
  • End Nominal Length: 0.120 INCHES FIRST END IN
  • Hub Style Designator: 1 STEP BOTH ENDS
  • Nominal Distance Between Body Face and Protruding Hub End: 0.1620 INCHES SECOND END IN
  • Nominal Distance Between Body Face and Protruding Hub End: 1.0680 INCHES FIRST END IN
  • Face Nominal Width: 0.098 INCHES IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 416 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-089-8117, 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 20 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-089-8117
Primary Part NumberSM-C-619839
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Teeth Quantity36
Pressure Angle20.0000 DEGREES
End Nominal Length0.120 INCHES FIRST END IN
Hub Style Designator1 STEP BOTH ENDS
Nominal Distance Between Body Face and Protruding Hub End0.1620 INCHES SECOND END IN
Nominal Distance Between Body Face and Protruding Hub End1.0680 INCHES FIRST END IN
Face Nominal Width0.098 INCHES IN
Surface TreatmentPASSIVATE OVERALL
Tooth FormSTANDARD
First Step Nominal Diameter1.0680 INCHES FIRST END IN
Nominal Outside Diameter0.5932 INCHES IN
MaterialSTEEL COMP 416 OVERALL
Surface Treatment Document and ClassificationMIL-F-14072,FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
End Nominal Length0.120 INCHES SECOND END IN
End Nominal Diameter0.1249 INCHES BOTH ENDS IN
First Step Nominal Length0.1200 INCHES BOTH ENDS IN
Style DesignatorPROTRUDING HUBS
Material Document and ClassificationQQ-S-763,CLASS 416,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Body StylePLAIN, SOLID
Pitch Diameter0.5625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5962-01-301-4164 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
SM-C-619839 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
438320-1 Raytheon Company (USA)
Related Parts
5962-01-301-4164INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 3020-00-089-8117?

NSN 3020-00-089-8117 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 3020-00-089-8117?

NSN 3020-00-089-8117 has 2 cross-referenced part numbers: SM-C-619839 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 438320-1 (Raytheon Company).

What NSN replaces 3020-00-089-8117?

There is 1 known substitute for 3020-00-089-8117: 5962-01-301-4164. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-C-619839?

Key specifications for SM-C-619839: Teeth Quantity: 36; Pressure Angle: 20.0000 DEGREES; End Nominal Length: 0.120 INCHES FIRST END IN; Hub Style Designator: 1 STEP BOTH ENDS. 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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