PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4170Gear,spur

Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division · NSN 3020-00-480-3138 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-480-3138 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-480-3138. Primary manufacturer part number: 4170.
Features
  • Gear,spur — FSC 3020
  • Body Style: PLAIN, SOLID
  • Material: COPPER ALLOY OVERALL
  • Style Designator: PROTRUDING HUB
  • Bore Nominal Diameter: 0.313 INCHES BOTH ENDS IN
  • Nominal Distance Between Body Face and Protruding Hub End: 0.269 INCHES FIRST END IN
  • Nominal Outside Diameter: 2.563 INCHES 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,spur, cataloged under National Stock Number 3020-00-480-3138, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division. Government technical data includes 15 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
NSN3020-00-480-3138
Primary Part Number4170
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerCurtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division
StatusACTIVE
Body StylePLAIN, SOLID
MaterialCOPPER ALLOY OVERALL
Style DesignatorPROTRUDING HUB
Bore Nominal Diameter0.313 INCHES BOTH ENDS IN
Nominal Distance Between Body Face and Protruding Hub End0.269 INCHES FIRST END IN
Nominal Outside Diameter2.563 INCHES IN
Bore StylePLAIN BOTH ENDS
Hub Style DesignatorPLAIN FIRST END
Tooth FormSTANDARD
Pressure Angle14.5000 DEGREES
Face Nominal Width0.187 INCHES IN
Hub Nominal Diameter0.625 INCHES FIRST END IN
Nominal Overall Length0.456 INCHES IN
Pitch Diameter2.5000 INCHES NOMINAL IN
Teeth Quantity80
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5996-00-112-45884170 INTERCHANGEABLE
Amplifier,magnetic
Spang & Company Dba Magnetics Division
5940-00-204-82254-170 INTERCHANGEABLE
Terminal Board
Cinch Connectivity Solutions Inc.
5310-00-272-7310G-88-137 INTERCHANGEABLE
Washer,flat
M.t. Davidson Company
4730-00-391-4598 INTERCHANGEABLE
Sleeve,hose Connector
5950-00-645-6403 INTERCHANGEABLE
Transformer,audio Frequency
4530-00-736-9228 INTERCHANGEABLE
Plate,sprayer,oil Burner Atomize
5930-00-924-2002 INTERCHANGEABLE
Switch,speed
5360-01-137-11584170 INTERCHANGEABLE
Spring
Columbia Machine Inc
5999-01-333-49504170 INTERCHANGEABLE
Heat Sink-Insulator
Boyd Laconia Llc
6640-01-543-26184170 INTERCHANGEABLE
Tube,capillary,micro Pipet
Matrix Technologies L.l.c. Dba Thermo Fisher Scientific
Cross-Reference Index
Part NumberManufacturer
4170 PRIMARY Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division (USA)
Related Parts
5996-00-112-4588INTERCHANGEABLE
AMPLIFIER,MAGNETIC
4170
5940-00-204-8225INTERCHANGEABLE
TERMINAL BOARD
4-170
5310-00-272-7310INTERCHANGEABLE
WASHER,FLAT
G-88-137
4730-00-391-4598INTERCHANGEABLE
SLEEVE,HOSE CONNECTOR
5950-00-645-6403INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
4530-00-736-9228INTERCHANGEABLE
PLATE,SPRAYER,OIL BURNER ATOMIZE
5930-00-924-2002INTERCHANGEABLE
SWITCH,SPEED
5360-01-137-1158INTERCHANGEABLE
SPRING
4170
5999-01-333-4950INTERCHANGEABLE
HEAT SINK-INSULATOR
4170
6640-01-543-2618INTERCHANGEABLE
TUBE,CAPILLARY,MICRO PIPET
4170
2910-01-609-6250INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
4170 13010
5325-01-643-0408INTERCHANGEABLE
FASTENER TAPE,HOOK AND PILE
4170

Frequently Asked Questions

What is NSN 3020-00-480-3138?

NSN 3020-00-480-3138 is a Gear,spur, manufactured by Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-480-3138?

NSN 3020-00-480-3138 has 1 cross-referenced part number: 4170 (Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division).

What NSN replaces 3020-00-480-3138?

There are 12 known substitutes for 3020-00-480-3138: 5996-00-112-4588, 5940-00-204-8225, 5310-00-272-7310 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4170?

Key specifications for 4170: Body Style: PLAIN, SOLID; Material: COPPER ALLOY OVERALL; Style Designator: PROTRUDING HUB; Bore Nominal Diameter: 0.313 INCHES BOTH ENDS IN. 15 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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