PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31118-1Gear,worm Wheel

The Dewey Electronics Corporation Div Pitometer Log Division · NSN 3020-01-064-2804 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-064-2804 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-064-2804. Primary manufacturer part number: 31118-1.
Features
  • Gear,worm Wheel — FSC 3020
  • Bore Nominal Diameter: 0.250 INCHES BOTH ENDS IN
  • Nominal Outside Diameter: 0.670 INCHES IN
  • Tooth Direction: RIGHT
  • Hub Style Designator: PLAIN FIRST END
  • Style Designator: PROTRUDING HUB
  • Hub Nominal Diameter: 0.500 INCHES FIRST END IN
  • Bore Style: PLAIN BOTH ENDS
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Copper Alloy Overall construction
General Description

The Gear,worm Wheel, cataloged under National Stock Number 3020-01-064-2804, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is The Dewey Electronics Corporation Div Pitometer Log Division. Government technical data includes 17 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-064-2804
Primary Part Number31118-1
Item NameGear,worm Wheel
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerThe Dewey Electronics Corporation Div Pitometer Log Division
StatusACTIVE
Bore Nominal Diameter0.250 INCHES BOTH ENDS IN
Nominal Outside Diameter0.670 INCHES IN
Tooth DirectionRIGHT
Hub Style DesignatorPLAIN FIRST END
Style DesignatorPROTRUDING HUB
Hub Nominal Diameter0.500 INCHES FIRST END IN
Bore StylePLAIN BOTH ENDS
Helix Angle1.7831 DEGREES
Pressure Angle14.5000 DEGREES
Face Nominal Width0.188 INCHES IN
Mating Thread Lead Quantity1
Face TypeCONCAVE
Teeth Quantity40
Body StylePLAIN, SOLID
Pitch Diameter0.6250 INCHES NOMINAL IN
MaterialCOPPER ALLOY OVERALL
Nominal Distance Between Body Face and Protruding Hub End0.218 INCHES FIRST END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5905-00-464-9978 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
3040-01-240-006631118-1 INTERCHANGEABLE
Lever,manual Control
Pneudraulics, Inc.
Cross-Reference Index
Part NumberManufacturer
31118-1 PRIMARY The Dewey Electronics Corporation Div Pitometer Log Division (USA)
Related Parts
5905-00-464-9978INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
3040-01-240-0066INTERCHANGEABLE
LEVER,MANUAL CONTROL
31118-1

Frequently Asked Questions

What is NSN 3020-01-064-2804?

NSN 3020-01-064-2804 is a Gear,worm Wheel, manufactured by The Dewey Electronics Corporation Div Pitometer Log Division, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-064-2804?

NSN 3020-01-064-2804 has 1 cross-referenced part number: 31118-1 (The Dewey Electronics Corporation Div Pitometer Log Division).

What NSN replaces 3020-01-064-2804?

There are 2 known substitutes for 3020-01-064-2804: 5905-00-464-9978, 3040-01-240-0066. Verify interchangeability with system specifications before substitution.

What are the specifications of 31118-1?

Key specifications for 31118-1: Bore Nominal Diameter: 0.250 INCHES BOTH ENDS IN; Nominal Outside Diameter: 0.670 INCHES IN; Tooth Direction: RIGHT; Hub Style Designator: PLAIN FIRST END. 17 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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