PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-W-16878/19Wire,electrical

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 6145-00-420-2177 · FSC 6145 · No Item Name Available
Verified by PartsTable
NSN 6145-00-420-2177 — this item is cataloged by the U.S. Government under National Stock Number 6145-00-420-2177. Primary manufacturer part number: MIL-W-16878/19.
Features
  • Wire,electrical — FSC 6145
  • Cross-Sectional Shape Style: ROUND
  • Material Document and Classification: ASTM B33 ASSN STD ALL MATERIAL RESPONSES CORE CONDUCTOR SINGLE CONDUCTOR
  • Strand Awg Size Per Conductor: 23 ALL CONDUCTORS
  • Surface Treatment: TIN CORE CONDUCTOR SINGLE CONDUCTOR
  • Round Conductor Size: 2 AWG SINGLE CONDUCTOR
  • Material: PLASTIC POLYAMIDE NYLON SECOND POSITION JACKET SINGLE CONDUCTOR
  • Conductor Form: STRANDED SINGLE CONDUCTOR
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Applications requiring Plastic Polyamide Nylon Second Position Jacket Single Conductor construction
General Description

The Wire,electrical, cataloged under National Stock Number 6145-00-420-2177, 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 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: FT.

Technical Specifications
ParameterValue
NSN6145-00-420-2177
Primary Part NumberMIL-W-16878/19
Item NameWire,electrical
FSC / FSG6145 / 61 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Cross-Sectional Shape StyleROUND
Material Document and ClassificationASTM B33 ASSN STD ALL MATERIAL RESPONSES CORE CONDUCTOR SINGLE CONDUCTOR
Strand Awg Size Per Conductor23 ALL CONDUCTORS
Surface TreatmentTIN CORE CONDUCTOR SINGLE CONDUCTOR
Round Conductor Size2 AWG SINGLE CONDUCTOR
MaterialPLASTIC POLYAMIDE NYLON SECOND POSITION JACKET SINGLE CONDUCTOR
Conductor FormSTRANDED SINGLE CONDUCTOR
Voltage Rating3000.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
MaterialPLASTIC POLYVINYL CHLORIDE (PVC) FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
ColorGRAY/GREY FIRST POSITION COVER SINGLE CONDUCTOR
MaterialCOPPER ALLOY 101 OR COPPER ALLOY 102 CORE CONDUCTOR SINGLE CONDUCTOR
Departure From Cited DocumentAS MODIFIED BY STRAND QUANTITY PER CONDUCTOR AND STRAND AWG SIZE PER CONDUCTOR
Strand Quantity Per Conductor133 ALL CONDUCTORS
Material Document and ClassificationMIL-M-20693,TYPE 3 GRADE E MIL SPEC SINGLE MATERIAL RESPONSE SECOND POSITION JACKET SINGLE CONDUCTOR
Surface Treatment Document and ClassificationASTM B33-63 ASSN STD SINGLE TREATMENT RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
Cross Section Outside Diameter0.453 INCHES NOMINAL IN
Temp Rating105.0 CELSIUS DEGC
Cross-Sectional Shape StyleROUND
Material Document and ClassificationASTM B33 ASSN STD ALL MATERIAL RESPONSES CORE CONDUCTOR SINGLE CONDUCTOR
Strand Awg Size Per Conductor23 ALL CONDUCTORS
Surface TreatmentTIN CORE CONDUCTOR SINGLE CONDUCTOR
Round Conductor Size2 AWG SINGLE CONDUCTOR
MaterialPLASTIC POLYAMIDE NYLON SECOND POSITION JACKET SINGLE CONDUCTOR
Conductor FormSTRANDED SINGLE CONDUCTOR
Voltage Rating3000.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
MaterialPLASTIC POLYVINYL CHLORIDE (PVC) FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
ColorGRAY/GREY FIRST POSITION COVER SINGLE CONDUCTOR
MaterialCOPPER ALLOY 101 OR COPPER ALLOY 102 CORE CONDUCTOR SINGLE CONDUCTOR
Departure From Cited DocumentAS MODIFIED BY STRAND QUANTITY PER CONDUCTOR AND STRAND AWG SIZE PER CONDUCTOR
Strand Quantity Per Conductor133 ALL CONDUCTORS
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor6145-00-420-6110
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueFT
SMR CodeJN
Weight3.7700 lbs
Cube0.0092 cu ft
Verified Substitutes 1
Wire,electrical
Cross-Reference Index
Part NumberManufacturer
MIL-W-16878/19 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-16878/19 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M16878/19BSL8 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
SUCCESSOR 6145-00-420-6110 Wire,electrical

Frequently Asked Questions

What is NSN 6145-00-420-2177?

NSN 6145-00-420-2177 is a Wire,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: cancelled.

What are the part numbers for NSN 6145-00-420-2177?

NSN 6145-00-420-2177 has 3 cross-referenced part numbers: MIL-W-16878/19 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-16878/19 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M16878/19BSL8 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 6145-00-420-2177?

There is 1 known substitute for 6145-00-420-2177: 6145-00-420-6110. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-W-16878/19?

Key specifications for MIL-W-16878/19: Cross-Sectional Shape Style: ROUND; Material Document and Classification: ASTM B33 ASSN STD ALL MATERIAL RESPONSES CORE CONDUCTOR SINGLE CONDUCTOR; Strand Awg Size Per Conductor: 23 ALL CONDUCTORS; Surface Treatment: TIN CORE CONDUCTOR SINGLE CONDUCTOR. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6145-00-420-2177 still in active supply?

NSN 6145-00-420-2177 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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