PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

80387-1Pulley,groove

L3harris Technologies, Inc. Div Space and Airborne Systems · NSN 3020-01-372-4254 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-372-4254 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-372-4254. Primary manufacturer part number: 80387-1.
Features
  • Pulley,groove — FSC 3020
  • Design Form: PLAIN
  • Groove Quantity: 1
  • Face Width: 0.688 INCHES NOMINAL IN
  • Counterbore Feature: NOT INCLUDED
  • Bearings: NOT INCLUDED
  • Bore Type: STRAIGHT
  • Material: STEEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Pulley,groove, cataloged under National Stock Number 3020-01-372-4254, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is L3harris Technologies, Inc. Div Space and Airborne Systems. Government technical data includes 16 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-372-4254
Primary Part Number80387-1
Item NamePulley,groove
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerL3harris Technologies, Inc. Div Space and Airborne Systems
StatusACTIVE
Design FormPLAIN
Groove Quantity1
Face Width0.688 INCHES NOMINAL IN
Counterbore FeatureNOT INCLUDED
BearingsNOT INCLUDED
Bore TypeSTRAIGHT
MaterialSTEEL OVERALL
Integral Cooling VaneINCLUDED
Style DesignatorPLAIN
Lightening HoleNOT INCLUDED
Groove ShapeV
Bore FeatureINCLUDED
Split Hub FeatureNOT INCLUDED
Bore Diameter0.375 INCHES NOMINAL IN
Outside Diameter2.000 INCHES NOMINAL IN
Bore Length0.688 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6685-00-559-2742D363E INTERCHANGEABLE
Sending Unit,oil Te
Stewart-Warner Corporation
4210-01-067-8129803866 INTERCHANGEABLE
Nozzle,fire Equipment
Kidde-Fenwal, Llc
5962-01-084-7401 INTERCHANGEABLE
Microcircuit,digital
5962-01-346-3406 INTERCHANGEABLE
Math Co-Processor
Cross-Reference Index
Part NumberManufacturer
80387-1 PRIMARY L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
1AX20-3/8 Reliance Electric Company Dba Reliance & Dodge Brands (USA)
OK15-3/8 Emerson Electric Co Browning Mfg Div (USA)
80387 L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
Related Parts
6685-00-559-2742INTERCHANGEABLE
SENDING UNIT,OIL TE
D363E
4210-01-067-8129INTERCHANGEABLE
NOZZLE,FIRE EQUIPMENT
803866
5962-01-084-7401INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5962-01-346-3406INTERCHANGEABLE
MATH CO-PROCESSOR

Frequently Asked Questions

What is NSN 3020-01-372-4254?

NSN 3020-01-372-4254 is a Pulley,groove, manufactured by L3harris Technologies, Inc. Div Space and Airborne Systems, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-372-4254?

NSN 3020-01-372-4254 has 4 cross-referenced part numbers: 80387-1 (L3harris Technologies, Inc. Div Space and Airborne Systems), 1AX20-3/8 (Reliance Electric Company Dba Reliance & Dodge Brands), OK15-3/8 (Emerson Electric Co Browning Mfg Div), 80387 (L3harris Technologies, Inc. Div Space and Airborne Systems).

What NSN replaces 3020-01-372-4254?

There are 4 known substitutes for 3020-01-372-4254: 6685-00-559-2742, 4210-01-067-8129, 5962-01-084-7401 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 80387-1?

Key specifications for 80387-1: Design Form: PLAIN; Groove Quantity: 1; Face Width: 0.688 INCHES NOMINAL IN; Counterbore Feature: NOT INCLUDED. 16 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com