PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20731/20079KK7Cable,special Purpose,electrical

Amphenol Cable and Interconnect Technologies, Inc · NSN 6145-01-355-3721 · FSC 6145 · No Item Name Available
Verified by PartsTable
NSN 6145-01-355-3721 — this item is cataloged by the U.S. Government under National Stock Number 6145-01-355-3721. Primary manufacturer part number: 20731/20079KK7.
Features
  • Cable,special Purpose,electrical — FSC 6145
  • Tracer Color: ORANGE SINGLE TRACER THIRD CONDUCTOR
  • Tracer Color: RED SINGLE TRACER FIFTH CONDUCTOR
  • Strand Awg Size Per Conductor: 32 ALL CONDUCTORS
  • Tracer Color: BLACK SINGLE TRACER SIXTH CONDUCTOR
  • Material: COPPER CORE CONDUCTOR ALL CONDUCTORS
  • Tracer Color: GREEN SINGLE TRACER FOURTH CONDUCTOR
  • Tracer Color: BLUE SINGLE TRACER SECOND CONDUCTOR
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Applications requiring Copper Core Conductor All Conductors construction
General Description

The Cable,special Purpose,electrical, cataloged under National Stock Number 6145-01-355-3721, 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 Amphenol Cable and Interconnect Technologies, Inc. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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
NSN6145-01-355-3721
Primary Part Number20731/20079KK7
Item NameCable,special Purpose,electrical
FSC / FSG6145 / 61 — No Item Name Available
ManufacturerAmphenol Cable and Interconnect Technologies, Inc
StatusACTIVE
Tracer ColorORANGE SINGLE TRACER THIRD CONDUCTOR
Tracer ColorRED SINGLE TRACER FIFTH CONDUCTOR
Strand Awg Size Per Conductor32 ALL CONDUCTORS
Tracer ColorBLACK SINGLE TRACER SIXTH CONDUCTOR
MaterialCOPPER CORE CONDUCTOR ALL CONDUCTORS
Tracer ColorGREEN SINGLE TRACER FOURTH CONDUCTOR
Tracer ColorBLUE SINGLE TRACER SECOND CONDUCTOR
Round Conductor Size20 AWG ALL CONDUCTORS
Conductor FormSTRANDED ALL CONDUCTORS
Voltage Rating600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
Strand Quantity Per Conductor19 ALL CONDUCTORS
Material Document and ClassificationASTM B355 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
Conductor Arrangement and Quantity7 SINGLES
Conductor Quantity7
Surface TreatmentNICKEL CORE CONDUCTOR ALL CONDUCTORS
Cross Section Outside Diameter0.199 INCHES NOMINAL IN
Tracer ColorYELLOW SINGLE TRACER SEVENTH CONDUCTOR
Departure From Cited DocumentAS MODIFIED BY OUTER JACKET COLOR AND COLOR BANDS ON BASIC WIRE
Cross-Sectional Shape StyleROUND
Tracer ColorORANGE SINGLE TRACER THIRD CONDUCTOR
Tracer ColorRED SINGLE TRACER FIFTH CONDUCTOR
Strand Awg Size Per Conductor32 ALL CONDUCTORS
Tracer ColorBLACK SINGLE TRACER SIXTH CONDUCTOR
MaterialCOPPER CORE CONDUCTOR ALL CONDUCTORS
Tracer ColorGREEN SINGLE TRACER FOURTH CONDUCTOR
Tracer ColorBLUE SINGLE TRACER SECOND CONDUCTOR
Round Conductor Size20 AWG ALL CONDUCTORS
Conductor FormSTRANDED ALL CONDUCTORS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueFT
SMR CodeJN
Verified Substitutes 12
6145-01-006-9525M27500-16MY2N12 SUCCESSOR
Cable,power,electrical
National Electrical Mfrs Assn Dba Nema
6145-01-334-3772M27500-22MY2N12 SUCCESSOR
Cable,power,electrical
National Electrical Mfrs Assn Dba Nema
6145-01-335-0088M27500-20MY2N12 SUCCESSOR
Cable,power,electrical
National Electrical Mfrs Assn Dba Nema
6145-01-350-2272M27500-20MY3N12 SUCCESSOR
Cable,power,electrical
National Electrical Mfrs Assn Dba Nema
6145-01-224-2449B1-0151 INTERCHANGEABLE
Cable,special Purpose,electrical
Nexans Aerospace Usa Llc
6145-01-224-4705B1-0161 INTERCHANGEABLE
Cable,special Purpose,electrical
Nexans Aerospace Usa Llc
6640-01-314-5985B1015-7 INTERCHANGEABLE
Water for Inoculation
Beckman Coulter Inc Div Us Customer Operations
6145-01-355-371516731/20079KK4 INTERCHANGEABLE
Cable,power,electrical
Amphenol Cable and Interconnect Technologies, Inc
6145-01-355-371822731/20079KK5 INTERCHANGEABLE
Cable,special Purpose,electrical
Amphenol Cable and Interconnect Technologies, Inc
6145-01-355-371922731/20079KK7 INTERCHANGEABLE
Cable,special Purpose,electrical
Amphenol Cable and Interconnect Technologies, Inc
Cross-Reference Index
Part NumberManufacturer
MIL-C-7078/12 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
20731/20079KK7 PRIMARY Amphenol Cable and Interconnect Technologies, Inc (USA)
LB-B1-5207 PRIMARY Barcel/cdt (USA)
B1-0157 PRIMARY Nexans Aerospace Usa Llc (USA)
30-90502/20 Champlain Cable Corp Sub of Huber and Suhner Inc (USA)
Related Parts
6145-01-006-9525SUCCESSOR
CABLE,POWER,ELECTRICAL
M27500-16MY2N12
6145-01-334-3772SUCCESSOR
CABLE,POWER,ELECTRICAL
M27500-22MY2N12
6145-01-335-0088SUCCESSOR
CABLE,POWER,ELECTRICAL
M27500-20MY2N12
6145-01-350-2272SUCCESSOR
CABLE,POWER,ELECTRICAL
M27500-20MY3N12
6145-01-224-2449INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
B1-0151
6145-01-224-4705INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
B1-0161
6640-01-314-5985INTERCHANGEABLE
WATER FOR INOCULATION
B1015-7
6145-01-355-3715INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
16731/20079KK4
6145-01-355-3718INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
22731/20079KK5
6145-01-355-3719INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
22731/20079KK7
6145-01-355-3720INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
20731/20079KK4
6145-01-355-5459INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
12731/20079KK4

Frequently Asked Questions

What is NSN 6145-01-355-3721?

NSN 6145-01-355-3721 is a Cable,special Purpose,electrical, manufactured by Amphenol Cable and Interconnect Technologies, Inc, classified under FSC 6145 (No Item Name Available). Status: active.

What are the part numbers for NSN 6145-01-355-3721?

NSN 6145-01-355-3721 has 5 cross-referenced part numbers: MIL-C-7078/12 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 20731/20079KK7 (Amphenol Cable and Interconnect Technologies, Inc), LB-B1-5207 (Barcel/cdt), B1-0157 (Nexans Aerospace Usa Llc), 30-90502/20 (Champlain Cable Corp Sub of Huber and Suhner Inc).

What NSN replaces 6145-01-355-3721?

There are 12 known substitutes for 6145-01-355-3721: 6145-01-006-9525, 6145-01-334-3772, 6145-01-335-0088 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20731/20079KK7?

Key specifications for 20731/20079KK7: Special Features: A DOUBLE RED BAND SHALL BE APPLIED EVERY 2 3/4 INCHES ON BASIC WIRE IN; Tracer Color: ORANGE SINGLE TRACER THIRD CONDUCTOR; Tracer Color: RED SINGLE TRACER FIFTH CONDUCTOR; Strand Awg Size Per Conductor: 32 ALL CONDUCTORS. 30 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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