PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

981423 ITEM 45Gear,spur

Warn Industries, Inc. Dba Warn Div Warn Industries · NSN 3020-01-306-9280 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-306-9280 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-306-9280. Primary manufacturer part number: 981423 ITEM 45.
Features
  • Gear,spur — FSC 3020
  • Teeth Quantity: 15
  • Face Nominal Width: 0.750 INCHES IN
  • Counterbore Nominal Depth: 0.750 INCHES SECOND END IN
  • Hardness Rating: 52.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM OVERALL
  • Material: STEEL COMP 4340 OVERALL
  • Counterbore Nominal Diameter: 1.063 INCHES SECOND END IN
  • Nominal Outside Diameter: 1.063 INCHES IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 4340 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-306-9280, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Warn Industries, Inc. Dba Warn Div Warn Industries. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, 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
NSN3020-01-306-9280
Primary Part Number981423 ITEM 45
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerWarn Industries, Inc. Dba Warn Div Warn Industries
StatusACTIVE
Teeth Quantity15
Face Nominal Width0.750 INCHES IN
Counterbore Nominal Depth0.750 INCHES SECOND END IN
Hardness Rating52.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM OVERALL
MaterialSTEEL COMP 4340 OVERALL
Counterbore Nominal Diameter1.063 INCHES SECOND END IN
Nominal Outside Diameter1.063 INCHES IN
Nominal Distance Between Body Face and Protruding Hub End1.400 INCHES FIRST END IN
Bore StylePARTIAL W/COUNTERBORE SECOND END
Hub Nominal Diameter0.750 INCHES FIRST END IN
Hub Style DesignatorPLAIN FIRST END
Pressure Angle20.0000 DEGREES
Bore Nominal Depth1.200 INCHES SECOND END IN
Body StylePLAIN, SOLID
Style DesignatorPROTRUDING HUB
Bore Nominal Diameter0.502 INCHES SECOND END IN
Pitch Diameter0.9875 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-00-004-36054003276-2 INTERCHANGEABLE
Thumbscrew
Gichner Systems Group, Inc. Div C5isr Division
5340-00-442-806316149 INTERCHANGEABLE
Seat,helical Compression Spring
Pneudraulics, Inc.
2915-00-511-498916149A INTERCHANGEABLE
Shaft,actuator,over
Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S
5331-01-179-2254X11779 INTERCHANGEABLE
O-Ring
Paragon Power Inc Sub of Great Lakes Power Products Inc
5315-01-276-964316149 INTERCHANGEABLE
Pin,quick Release
Chicago Steel Tape Co Inc Berger Instruments Co Inc
2520-01-306-4008 INTERCHANGEABLE
Lever Assembly,clutch
3020-01-306-4038 INTERCHANGEABLE
Gear,internal
3020-01-306-4040 INTERCHANGEABLE
Gear,internal
3010-01-306-4113 INTERCHANGEABLE
Gear Assembly,speed Decreaser
3010-01-306-4114 INTERCHANGEABLE
Gear Assembly,speed Decreaser
Cross-Reference Index
Part NumberManufacturer
981423 ITEM 45 Warn Industries, Inc. Dba Warn Div Warn Industries (USA)
16149 Warn Industries Inc (USA)
16149 Warn Industries, Inc. Dba Warn Div Warn Industries (USA)
981423 ITEM 45 Warn Industries Inc (USA)
2039W Paccar Winch Inc Dba Paccar Winch Division (USA)
981016 Warn Industries Inc (USA)
Related Parts
5305-00-004-3605INTERCHANGEABLE
THUMBSCREW
4003276-2
5340-00-442-8063INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
16149
2915-00-511-4989INTERCHANGEABLE
SHAFT,ACTUATOR,OVER
16149A
5331-01-179-2254INTERCHANGEABLE
O-RING
X11779
5315-01-276-9643INTERCHANGEABLE
PIN,QUICK RELEASE
16149
2520-01-306-4008INTERCHANGEABLE
LEVER ASSEMBLY,CLUTCH
3020-01-306-4038INTERCHANGEABLE
GEAR,INTERNAL
3020-01-306-4040INTERCHANGEABLE
GEAR,INTERNAL
3010-01-306-4113INTERCHANGEABLE
GEAR ASSEMBLY,SPEED DECREASER
3010-01-306-4114INTERCHANGEABLE
GEAR ASSEMBLY,SPEED DECREASER
3040-01-307-3676INTERCHANGEABLE
SHAFT,STRAIGHT
1630-01-477-9185INTERCHANGEABLE
WHEEL HALF ASSEMBLY,AIRCRAFT
161-04900

Frequently Asked Questions

What is NSN 3020-01-306-9280?

NSN 3020-01-306-9280 is a Gear,spur, manufactured by Warn Industries, Inc. Dba Warn Div Warn Industries, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-306-9280?

NSN 3020-01-306-9280 has 6 cross-referenced part numbers: 981423 ITEM 45 (Warn Industries, Inc. Dba Warn Div Warn Industries), 16149 (Warn Industries Inc), 16149 (Warn Industries, Inc. Dba Warn Div Warn Industries), 981423 ITEM 45 (Warn Industries Inc), 2039W (Paccar Winch Inc Dba Paccar Winch Division) and 1 more.

What NSN replaces 3020-01-306-9280?

There are 12 known substitutes for 3020-01-306-9280: 5305-00-004-3605, 5340-00-442-8063, 2915-00-511-4989 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 981423 ITEM 45?

Key specifications for 981423 ITEM 45: End Item Identification: 3930-01-275-6420 TRUCK,LIFT,FORK; Teeth Quantity: 15; Face Nominal Width: 0.750 INCHES IN; Counterbore Nominal Depth: 0.750 INCHES SECOND END IN. 19 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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