PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

J-C-30Wire,electrical

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 6145-00-023-6783 · FSC 6145 · No Item Name Available
Verified by PartsTable
NSN 6145-00-023-6783 — this item is cataloged by the U.S. Government under National Stock Number 6145-00-023-6783. Primary manufacturer part number: J-C-30.
Features
  • Wire,electrical — FSC 6145
  • Temp Rating: 75.0 CELSIUS DEGC
  • Material: RUBBER SYNTHETIC FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
  • Voltage Rating: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
  • Strand Quantity Per Conductor: 7 SINGLE CONDUCTOR
  • Conductor Form: STRANDED SINGLE CONDUCTOR
  • Material: RUBBER CHLOROPRENE CLASS CR SECOND POSITION JACKET SINGLE CONDUCTOR
  • Color: BLACK FIRST POSITION COVER SINGLE CONDUCTOR
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Applications requiring Rubber Synthetic First Position Primary Insulation Single Conductor construction
General Description

The Wire,electrical, cataloged under National Stock Number 6145-00-023-6783, 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 Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: FT.

Technical Specifications
ParameterValue
NSN6145-00-023-6783
Primary Part NumberJ-C-30
Item NameWire,electrical
FSC / FSG6145 / 61 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Temp Rating75.0 CELSIUS DEGC
MaterialRUBBER SYNTHETIC FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
Voltage Rating600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
Strand Quantity Per Conductor7 SINGLE CONDUCTOR
Conductor FormSTRANDED SINGLE CONDUCTOR
MaterialRUBBER CHLOROPRENE CLASS CR SECOND POSITION JACKET SINGLE CONDUCTOR
ColorBLACK FIRST POSITION COVER SINGLE CONDUCTOR
Strand Awg Size Per Conductor12 SINGLE CONDUCTOR
Surface TreatmentTIN CORE CONDUCTOR SINGLE CONDUCTOR
MaterialCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
Material Document and ClassificationQQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
Round Conductor Size4 AWG SINGLE CONDUCTOR
Cross-Sectional Shape StyleROUND
Cross Section Outside Diameter0.445 INCHES NOMINAL IN
Temp Rating75.0 CELSIUS DEGC
MaterialRUBBER SYNTHETIC FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
Voltage Rating600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
Strand Quantity Per Conductor7 SINGLE CONDUCTOR
Conductor FormSTRANDED SINGLE CONDUCTOR
MaterialRUBBER CHLOROPRENE CLASS CR SECOND POSITION JACKET SINGLE CONDUCTOR
ColorBLACK FIRST POSITION COVER SINGLE CONDUCTOR
Strand Awg Size Per Conductor12 SINGLE CONDUCTOR
Surface TreatmentTIN CORE CONDUCTOR SINGLE CONDUCTOR
MaterialCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
Material Document and ClassificationQQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
Round Conductor Size4 AWG SINGLE CONDUCTOR
Cross-Sectional Shape StyleROUND
Cross Section Outside Diameter0.445 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6145-00-299-6229
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueFT
SMR CodeJN
Verified Substitutes 12
Wire,electrical
Wire,electrical
Wire,electrical
Wire,electrical
Wire,electrical
Wire,electrical
Wire,electrical
Wire,electrical
Wire,electrical
Wire,electrical
Cross-Reference Index
Part NumberManufacturer
J-C-30 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
AA59544RHW06CF1/4SRW0 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
RHW06CF1/4SRW0 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
A-A-59544 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
RHW06CF1/4SRNJ0 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
SUCCESSOR 6145-00-299-6229 Wire,electrical
6145-01-047-8113SUCCESSOR
WIRE,ELECTRICAL
6145-01-207-3811SUCCESSOR
WIRE,ELECTRICAL
6145-01-207-3815SUCCESSOR
WIRE,ELECTRICAL
6145-00-239-0784SUCCESSOR
WIRE,ELECTRICAL
6145-00-290-1759SUCCESSOR
WIRE,ELECTRICAL
6145-01-068-8610SUCCESSOR
WIRE,ELECTRICAL
6145-01-088-0373SUCCESSOR
WIRE,ELECTRICAL
6145-01-114-2988SUCCESSOR
WIRE,ELECTRICAL
6145-01-539-6899SUCCESSOR
WIRE,ELECTRICAL
6145-01-539-6916SUCCESSOR
WIRE,ELECTRICAL
6145-01-539-7017SUCCESSOR
WIRE,ELECTRICAL

Frequently Asked Questions

What is NSN 6145-00-023-6783?

NSN 6145-00-023-6783 is a Wire,electrical, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 6145 (No Item Name Available). Status: active.

What are the part numbers for NSN 6145-00-023-6783?

NSN 6145-00-023-6783 has 5 cross-referenced part numbers: J-C-30 (Federal Specifications Promulgated by General Services Administration Washington DC), AA59544RHW06CF1/4SRW0 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), RHW06CF1/4SRW0 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), A-A-59544 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), RHW06CF1/4SRNJ0 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 6145-00-023-6783?

There are 12 known substitutes for 6145-00-023-6783: 6145-01-047-8113, 6145-01-207-3811, 6145-01-207-3815 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of J-C-30?

Key specifications for J-C-30: Temp Rating: 75.0 CELSIUS DEGC; Material: RUBBER SYNTHETIC FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR; Voltage Rating: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR; Strand Quantity Per Conductor: 7 SINGLE CONDUCTOR. 28 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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