PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18764900Gear,spur

Cummins Inc. · NSN 3020-01-022-0864 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-022-0864 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-022-0864. Primary manufacturer part number: 18764900.
Features
  • Gear,spur — FSC 3020
  • Pressure Angle: 20.0000 DEGREES
  • Material: STEEL COMP 4140H OVERALL
  • Keyway Nominal Width: 0.252 INCHES BOTH ENDS IN
  • Material Document and Classification: 66AISI/SAE4140H FED STD SINGLE MATERIAL RESPONSE OVERALL
  • Tooth Form: STUB
  • Hub Nominal Diameter: 2.000 INCHES SECOND END IN
  • Nominal Distance Between Body Face and Protruding Hub End: 0.320 INCHES FIRST END IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 4140h Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-022-0864, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Cummins Inc.. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-022-0864
Primary Part Number18764900
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerCummins Inc.
StatusACTIVE
Pressure Angle20.0000 DEGREES
MaterialSTEEL COMP 4140H OVERALL
Keyway Nominal Width0.252 INCHES BOTH ENDS IN
Material Document and Classification66AISI/SAE4140H FED STD SINGLE MATERIAL RESPONSE OVERALL
Tooth FormSTUB
Hub Nominal Diameter2.000 INCHES SECOND END IN
Nominal Distance Between Body Face and Protruding Hub End0.320 INCHES FIRST END IN
Nominal Distance From Bore Center to Keyway Bottom0.128 INCHES BOTH ENDS IN
Hub Style DesignatorPLAIN BOTH ENDS
Face Nominal Width0.605 INCHES IN
Hub Nominal Diameter2.500 INCHES FIRST END IN
Pitch Diameter8.8000 INCHES NOMINAL IN
Nominal Outside Diameter8.966 INCHES IN
Body StyleWEBBED, OFFSET, WITH LIGHTENING HOLES
Bore StyleW/ KEYWAY BOTH ENDS
Bore Nominal Diameter1.450 INCHES BOTH ENDS IN
Teeth Quantity88
Style DesignatorONE PROTRUDING HUB, ONE FLUSH HUB
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5930-00-548-7855187649 INTERCHANGEABLE
Switch,toggle
Lockheed Martin Corporation Div Rms - Mitchel Field
6680-00-922-5406 INTERCHANGEABLE
Collar,ratio Relay
5330-01-228-0480187649 INTERCHANGEABLE
Retainer,packing
Eaton Aerospace, Llc Dba Jackson South
Cross-Reference Index
Part NumberManufacturer
187649 Cummins Inc. (USA)
187649 Cummins Ltd (GBR)
18764900 PRIMARY Cummins Inc. (USA)
8765882 Manitowoc Crane Group (uk) Limited (GBR)
Related Parts
5930-00-548-7855INTERCHANGEABLE
SWITCH,TOGGLE
187649
6680-00-922-5406INTERCHANGEABLE
COLLAR,RATIO RELAY
5330-01-228-0480INTERCHANGEABLE
RETAINER,PACKING
187649

Frequently Asked Questions

What is NSN 3020-01-022-0864?

NSN 3020-01-022-0864 is a Gear,spur, manufactured by Cummins Inc., classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-022-0864?

NSN 3020-01-022-0864 has 4 cross-referenced part numbers: 187649 (Cummins Inc.), 187649 (Cummins Ltd), 18764900 (Cummins Inc.), 8765882 (Manitowoc Crane Group (uk) Limited).

What NSN replaces 3020-01-022-0864?

There are 3 known substitutes for 3020-01-022-0864: 5930-00-548-7855, 6680-00-922-5406, 5330-01-228-0480. Verify interchangeability with system specifications before substitution.

What are the specifications of 18764900?

Key specifications for 18764900: Pressure Angle: 20.0000 DEGREES; Material: STEEL COMP 4140H OVERALL; Keyway Nominal Width: 0.252 INCHES BOTH ENDS IN; Material Document and Classification: 66AISI/SAE4140H FED STD SINGLE MATERIAL RESPONSE OVERALL. 18 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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