PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-C-55021/1Cable,special Purpose,electrical

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 6145-00-065-4320 · FSC 6145 · No Item Name Available
Verified by PartsTable
NSN 6145-00-065-4320 — this item is cataloged by the U.S. Government under National Stock Number 6145-00-065-4320. Primary manufacturer part number: MIL-C-55021/1.
Features
  • Cable,special Purpose,electrical — FSC 6145
  • Voltage Rating: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
  • Material Document and Classification: QQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
  • Tracer Color: WHITE FIRST TRACER SECOND CONDUCTOR
  • Strand Awg Size Per Conductor: 36 ALL CONDUCTORS
  • Material: PLASTIC POLYVINYL CHLORIDE (PVC) ELEVENTH POSITION PRIMARY INSULATION SINGLE CONDUCTOR
  • Departure From Cited Document: AS MODIFIED BY STRAND QUANTITY PER CONDUCTOR AND AWG STRAND SIZE PER CONDUCTOR
  • Round Conductor Size: 24 AWG ALL CONDUCTORS
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Applications requiring Plastic Polyvinyl Chloride (pvc) Eleventh Position Primary Insulation Single Conductor construction
General Description

The Cable,special Purpose,electrical, cataloged under National Stock Number 6145-00-065-4320, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 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
NSN6145-00-065-4320
Primary Part NumberMIL-C-55021/1
Item NameCable,special Purpose,electrical
FSC / FSG6145 / 61 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Voltage Rating600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
Material Document and ClassificationQQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
Tracer ColorWHITE FIRST TRACER SECOND CONDUCTOR
Strand Awg Size Per Conductor36 ALL CONDUCTORS
MaterialPLASTIC POLYVINYL CHLORIDE (PVC) ELEVENTH POSITION PRIMARY INSULATION SINGLE CONDUCTOR
Departure From Cited DocumentAS MODIFIED BY STRAND QUANTITY PER CONDUCTOR AND AWG STRAND SIZE PER CONDUCTOR
Round Conductor Size24 AWG ALL CONDUCTORS
Conductor FormSTRANDED ALL CONDUCTORS
MaterialPLASTIC POLYAMIDE NYLON SECOND POSITION JACKET ALL CONDUCTORS
Surface TreatmentTIN CORE CONDUCTOR ALL CONDUCTORS
Cross-Sectional Width0.087 INCHES NOMINAL IN
Conductor Arrangement and Quantity1 TWISTED PAIR
Cross-Sectional Height0.043 INCHES NOMINAL IN
Conductor Quantity2
Temp Rating115.0 CELSIUS DEGC
Strand Quantity Per Conductor19 ALL CONDUCTORS
MaterialCOPPER CORE CONDUCTOR ALL CONDUCTORS
Cross-Sectional Shape StyleTWIST
Voltage Rating600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
Material Document and ClassificationQQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
Tracer ColorWHITE FIRST TRACER SECOND CONDUCTOR
Strand Awg Size Per Conductor36 ALL CONDUCTORS
MaterialPLASTIC POLYVINYL CHLORIDE (PVC) ELEVENTH POSITION PRIMARY INSULATION SINGLE CONDUCTOR
Departure From Cited DocumentAS MODIFIED BY STRAND QUANTITY PER CONDUCTOR AND AWG STRAND SIZE PER CONDUCTOR
Round Conductor Size24 AWG ALL CONDUCTORS
Conductor FormSTRANDED ALL CONDUCTORS
MaterialPLASTIC POLYAMIDE NYLON SECOND POSITION JACKET ALL CONDUCTORS
Surface TreatmentTIN CORE CONDUCTOR ALL CONDUCTORS
Cross-Sectional Width0.087 INCHES NOMINAL IN
Conductor Arrangement and Quantity1 TWISTED PAIR
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6145-01-145-0850
HAZMATNo
Verified Substitutes 4
6145-01-092-3827B24-19/36N-S2V SUCCESSOR
Cable,special Purpose,electrical
Storm Products Co
Cable,special Purpose,electrical
Cable,special Purpose,electrical
Cable,special Purpose,electrical
Cross-Reference Index
Part NumberManufacturer
MIL-C-55021/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
10049101-2 Us Army Aviation and Missile Command (USA)
MIL-DTL-55021/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
BC24J8-89U Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
SUCCESSOR 6145-01-145-0850 Cable,special Purpose,electrical
6145-01-092-3827SUCCESSOR
CABLE,SPECIAL PURPOSE,ELECTRICAL
B24-19/36N-S2V
6145-00-845-4488SUCCESSOR
CABLE,SPECIAL PURPOSE,ELECTRICAL
6145-01-622-2967SUCCESSOR
CABLE,SPECIAL PURPOSE,ELECTRICAL

Frequently Asked Questions

What is NSN 6145-00-065-4320?

NSN 6145-00-065-4320 is a Cable,special Purpose,electrical, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 6145 (No Item Name Available). Status: active.

What are the part numbers for NSN 6145-00-065-4320?

NSN 6145-00-065-4320 has 4 cross-referenced part numbers: MIL-C-55021/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 10049101-2 (Us Army Aviation and Missile Command), MIL-DTL-55021/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), BC24J8-89U (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 6145-00-065-4320?

There are 4 known substitutes for 6145-00-065-4320: 6145-01-092-3827, 6145-00-845-4488, 6145-01-145-0850 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-C-55021/1?

Key specifications for MIL-C-55021/1: Voltage Rating: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS; Material Document and Classification: QQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS; Tracer Color: WHITE FIRST TRACER SECOND CONDUCTOR; Strand Awg Size Per Conductor: 36 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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