PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18-466-1Gear,internal

Dana Corp Spicer Transmission Div · NSN 3020-00-495-7097 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-495-7097 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-495-7097. Primary manufacturer part number: 18-466-1.
Features
  • Gear,internal — FSC 3020
  • Nominal Overall Length: 1.7500 INCHES IN
  • Hub Style Designator: 2 STEPS FIRST END
  • Tooth Form: SPECIAL
  • Hardness Rating: 59.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
  • Second Step Nominal Diameter: 1.6180 INCHES FIRST END IN
  • Spline Quantity: 10 BOTH ENDS
  • End Nominal Diameter: 1.0630 INCHES FIRST END IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 8620 Overall construction
General Description

The Gear,internal, cataloged under National Stock Number 3020-00-495-7097, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Dana Corp Spicer Transmission Div. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-495-7097
Primary Part Number18-466-1
Item NameGear,internal
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerDana Corp Spicer Transmission Div
StatusACTIVE
Nominal Overall Length1.7500 INCHES IN
Hub Style Designator2 STEPS FIRST END
Tooth FormSPECIAL
Hardness Rating59.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
Second Step Nominal Diameter1.6180 INCHES FIRST END IN
Spline Quantity10 BOTH ENDS
End Nominal Diameter1.0630 INCHES FIRST END IN
Bore Nominal Diameter1.4155 INCHES BOTH ENDS IN
Bore StyleSTRAIGHT SPLINE BOTH ENDS
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Teeth TypeSPUR
Teeth Quantity10
Style DesignatorSOLID BACK RING, PROTRUDING HUB, RECESSED HUB
Nominal Distance Between Body Face and Protruding Hub End1.0090 INCHES FIRST END IN
Body StylePLAIN, SOLID
Second Step Nominal Length0.3850 INCHES FIRST END IN
Pitch Diameter1.6666 INCHES NOMINAL IN
End Nominal Length0.4370 INCHES FIRST END IN
MaterialSTEEL COMP 8620 OVERALL
Pressure Angle25.0000 DEGREES
First Step Nominal Diameter2.0680 INCHES FIRST END IN
First Step Nominal Length0.1870 INCHES FIRST END IN
Nominal Outside Diameter2.4030 INCHES IN
Face Nominal Width0.4750 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4730-00-078-2519J215 INTERCHANGEABLE
Clamp,hose
Band-It-Idex Inc Unit of Idex Corp
6150-01-306-8231 INTERCHANGEABLE
Cable Assembly,special Purpose,e
5998-01-509-9422083-0813 FIND 47 INTERCHANGEABLE
Electronic Components Assembly
Kongsberg Maritime Inc Dba Kongsberg Maritime Inc
6150-01-537-8657 INTERCHANGEABLE
Wiring Harness
Cross-Reference Index
Part NumberManufacturer
867870R1 Navistar Intl Corp Truck Br Ohio Plant (USA)
18-466-1 PRIMARY Dana Corp Spicer Transmission Div (USA)
GP7762 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
R20872 Pressed Metals of America Inc (USA)
7371212 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
18-466-1 Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products (USA)
867870R1 Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
A992 PRIMARY Am General Llc (USA)
GP7762 Ford Motor Company (USA)
J2-15 Liberty Ventures Inti, Llc (USA)
Related Parts
4730-00-078-2519INTERCHANGEABLE
CLAMP,HOSE
J215
6150-01-306-8231INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
5998-01-509-9422INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
083-0813 FIND 47
6150-01-537-8657INTERCHANGEABLE
WIRING HARNESS

Frequently Asked Questions

What is NSN 3020-00-495-7097?

NSN 3020-00-495-7097 is a Gear,internal, manufactured by Dana Corp Spicer Transmission Div, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-495-7097?

NSN 3020-00-495-7097 has 10 cross-referenced part numbers: 867870R1 (Navistar Intl Corp Truck Br Ohio Plant), 18-466-1 (Dana Corp Spicer Transmission Div), GP7762 (Ford Motor Co Ford Parts and Service Div Government Part Sales), R20872 (Pressed Metals of America Inc), 7371212 (U S Army Tank Automotive Command Amsta-Im-Mm) and 5 more.

What NSN replaces 3020-00-495-7097?

There are 4 known substitutes for 3020-00-495-7097: 4730-00-078-2519, 6150-01-306-8231, 5998-01-509-9422 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18-466-1?

Key specifications for 18-466-1: Nominal Overall Length: 1.7500 INCHES IN; Hub Style Designator: 2 STEPS FIRST END; Tooth Form: SPECIAL; Hardness Rating: 59.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL. 24 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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