PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

27566Wire,electrical

Caterpillar Work Tools, Inc Dba Caterpillar · NSN 6145-01-242-0871 · FSC 6145 · No Item Name Available
Verified by PartsTable
NSN 6145-01-242-0871 — this item is cataloged by the U.S. Government under National Stock Number 6145-01-242-0871. Primary manufacturer part number: 27566.
Features
  • Wire,electrical — FSC 6145
  • Cross Section Outside Diameter: 0.350 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: ROUND
  • Material: COPPER CORE CONDUCTOR SINGLE CONDUCTOR
  • Conductor Form: STRANDED SINGLE CONDUCTOR
  • Strand Awg Size Per Conductor: 22 SINGLE CONDUCTOR
  • Round Conductor Size: 4 AWG SINGLE CONDUCTOR
  • Strand Quantity Per Conductor: 61 SINGLE CONDUCTOR
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Applications requiring Copper Core Conductor Single Conductor construction
General Description

The Wire,electrical, cataloged under National Stock Number 6145-01-242-0871, is classified within Federal Supply Class 6145 (No Item Name Available) of the Electric Wire, Power, and Distribution Equipment group. The primary manufacturer of record is Caterpillar Work Tools, Inc Dba Caterpillar. Government technical data includes 18 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: FT.

Technical Specifications
ParameterValue
NSN6145-01-242-0871
Primary Part Number27566
Item NameWire,electrical
FSC / FSG6145 / 61 — No Item Name Available
ManufacturerCaterpillar Work Tools, Inc Dba Caterpillar
StatusACTIVE
Cross Section Outside Diameter0.350 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND
MaterialCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
Conductor FormSTRANDED SINGLE CONDUCTOR
Strand Awg Size Per Conductor22 SINGLE CONDUCTOR
Round Conductor Size4 AWG SINGLE CONDUCTOR
Strand Quantity Per Conductor61 SINGLE CONDUCTOR
ColorRED FIRST POSITION COVER SINGLE CONDUCTOR
MaterialPLASTIC POLYVINYL CHLORIDE (PVC) FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
Cross Section Outside Diameter0.350 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND
MaterialCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
Conductor FormSTRANDED SINGLE CONDUCTOR
Strand Awg Size Per Conductor22 SINGLE CONDUCTOR
Round Conductor Size4 AWG SINGLE CONDUCTOR
Strand Quantity Per Conductor61 SINGLE CONDUCTOR
ColorRED FIRST POSITION COVER SINGLE CONDUCTOR
MaterialPLASTIC POLYVINYL CHLORIDE (PVC) FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueFT
SMR CodeJ
Weight0.2600 lbs
Cube0.0010 cu ft
Verified Substitutes 10
4410-00-051-6278 INTERCHANGEABLE
Diffuser,air
4720-00-059-77962756-6 INTERCHANGEABLE
Hose,nonmetallic
Danfoss Power Solutions II, Llc
6940-00-128-053827566 INTERCHANGEABLE
Dial Assembly
Ricoh Americas Corporation
3110-00-156-5064 INTERCHANGEABLE
Bearing,ball,annular
6240-00-295-2668 INTERCHANGEABLE
Lamp,incandescent
4310-00-715-5678 INTERCHANGEABLE
Cooler Assembly,oil
6105-00-815-290127566 INTERCHANGEABLE
Stator,motor
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
5950-00-945-3866T56905 INTERCHANGEABLE
Reactor
Thordarson Inc
5330-01-144-619827566 INTERCHANGEABLE
Gasket
Traulsen and Co Inc
3040-01-188-862527566 INTERCHANGEABLE
Piston,linear Actuating Cylinder
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
27566 Caterpillar Work Tools, Inc Dba Caterpillar (USA)
Related Parts
4410-00-051-6278INTERCHANGEABLE
DIFFUSER,AIR
4720-00-059-7796INTERCHANGEABLE
HOSE,NONMETALLIC
2756-6
6940-00-128-0538INTERCHANGEABLE
DIAL ASSEMBLY
27566
3110-00-156-5064INTERCHANGEABLE
BEARING,BALL,ANNULAR
6240-00-295-2668INTERCHANGEABLE
LAMP,INCANDESCENT
4310-00-715-5678INTERCHANGEABLE
COOLER ASSEMBLY,OIL
6105-00-815-2901INTERCHANGEABLE
STATOR,MOTOR
27566
5950-00-945-3866INTERCHANGEABLE
REACTOR
T56905
5330-01-144-6198INTERCHANGEABLE
GASKET
27566
3040-01-188-8625INTERCHANGEABLE
PISTON,LINEAR ACTUATING CYLINDER
27566

Frequently Asked Questions

What is NSN 6145-01-242-0871?

NSN 6145-01-242-0871 is a Wire,electrical, manufactured by Caterpillar Work Tools, Inc Dba Caterpillar, classified under FSC 6145 (No Item Name Available). Status: active.

What are the part numbers for NSN 6145-01-242-0871?

NSN 6145-01-242-0871 has 1 cross-referenced part number: 27566 (Caterpillar Work Tools, Inc Dba Caterpillar).

What NSN replaces 6145-01-242-0871?

There are 10 known substitutes for 6145-01-242-0871: 4410-00-051-6278, 4720-00-059-7796, 6940-00-128-0538 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 27566?

Key specifications for 27566: Cross Section Outside Diameter: 0.350 INCHES NOMINAL IN; Cross-Sectional Shape Style: ROUND; Material: COPPER CORE CONDUCTOR SINGLE CONDUCTOR; Conductor Form: STRANDED SINGLE CONDUCTOR. 20 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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