PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

123-0791Pulley,groove

Caterpillar Inc Div Caterpillar Defense · NSN 3020-01-735-0072 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-735-0072 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-735-0072. Primary manufacturer part number: 123-0791.
Features
  • Pulley,groove — FSC 3020
  • Integral Cooling Vane: NOT INCLUDED
  • Lightening Hole: NOT INCLUDED
  • Design Form: GROOVED
  • Style Designator: PLAIN
  • Outside Diameter: 75.0 MILLIMETERS NOMINAL MM
  • Split Hub Feature: NOT INCLUDED
  • Groove Quantity: 8
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Pulley,groove, cataloged under National Stock Number 3020-01-735-0072, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 8 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-735-0072
Primary Part Number123-0791
Item NamePulley,groove
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Integral Cooling VaneNOT INCLUDED
Lightening HoleNOT INCLUDED
Design FormGROOVED
Style DesignatorPLAIN
Outside Diameter75.0 MILLIMETERS NOMINAL MM
Split Hub FeatureNOT INCLUDED
Groove Quantity8
Face Width39.0 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2090-01-480-4702123079-1 INTERCHANGEABLE
Guide,trough
L3harris Technologies, Inc. Div Space and Airborne Systems
Cross-Reference Index
Part NumberManufacturer
123-0791 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
Related Parts
2090-01-480-4702INTERCHANGEABLE
GUIDE,TROUGH
123079-1

Frequently Asked Questions

What is NSN 3020-01-735-0072?

NSN 3020-01-735-0072 is a Pulley,groove, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-735-0072?

NSN 3020-01-735-0072 has 1 cross-referenced part number: 123-0791 (Caterpillar Inc Div Caterpillar Defense).

What NSN replaces 3020-01-735-0072?

There is 1 known substitute for 3020-01-735-0072: 2090-01-480-4702. Verify interchangeability with system specifications before substitution.

What are the specifications of 123-0791?

Key specifications for 123-0791: Integral Cooling Vane: NOT INCLUDED; Lightening Hole: NOT INCLUDED; Design Form: GROOVED; Style Designator: PLAIN. 10 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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