PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MW-C22(7)U4Wire,electrical

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 6145-00-231-6251 · FSC 6145 · No Item Name Available
Verified by PartsTable
NSN 6145-00-231-6251 — this item is cataloged by the U.S. Government under National Stock Number 6145-00-231-6251. Primary manufacturer part number: MW-C22(7)U4.
Features
  • Wire,electrical — FSC 6145
  • Material Document and Classification: QQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
  • Material Document and Classification: MIL-I-3930,TYPE 1P MIL SPEC SINGLE MATERIAL RESPONSE FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
  • Material: COPPER CORE CONDUCTOR SINGLE CONDUCTOR
  • Conductor Form: STRANDED SINGLE CONDUCTOR
  • Cross-Sectional Shape Style: ROUND
  • Voltage Rating: 1000.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
  • Material: PLASTIC POLYVINYL CHLORIDE (PVC) FIRST POSITION PRIMARY INSULATION 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 6145-00-231-6251, 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 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: Cancelled. Unit of issue: SL.

Technical Specifications
ParameterValue
NSN6145-00-231-6251
Primary Part NumberMW-C22(7)U4
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
Material Document and ClassificationQQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
Material Document and ClassificationMIL-I-3930,TYPE 1P MIL SPEC SINGLE MATERIAL RESPONSE FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
MaterialCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
Conductor FormSTRANDED SINGLE CONDUCTOR
Cross-Sectional Shape StyleROUND
Voltage Rating1000.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
MaterialPLASTIC POLYVINYL CHLORIDE (PVC) FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
Cross Section Outside Diameter0.067 INCHES NOMINAL IN
Surface TreatmentTIN CORE CONDUCTOR SINGLE CONDUCTOR
Strand Awg Size Per Conductor30 SINGLE CONDUCTOR
ColorYELLOW CORE CONDUCTOR SINGLE CONDUCTOR
Round Conductor Size22 AWG SINGLE CONDUCTOR
Strand Quantity Per Conductor7 SINGLE CONDUCTOR
Temp Rating80.0 CELSIUS DEGC
Material Document and ClassificationQQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
Material Document and ClassificationMIL-I-3930,TYPE 1P MIL SPEC SINGLE MATERIAL RESPONSE FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
MaterialCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
Conductor FormSTRANDED SINGLE CONDUCTOR
Cross-Sectional Shape StyleROUND
Voltage Rating1000.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
MaterialPLASTIC POLYVINYL CHLORIDE (PVC) FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
Cross Section Outside Diameter0.067 INCHES NOMINAL IN
Surface TreatmentTIN CORE CONDUCTOR SINGLE CONDUCTOR
Strand Awg Size Per Conductor30 SINGLE CONDUCTOR
ColorYELLOW CORE CONDUCTOR SINGLE CONDUCTOR
Round Conductor Size22 AWG SINGLE CONDUCTOR
Strand Quantity Per Conductor7 SINGLE CONDUCTOR
Temp Rating80.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor6145-00-160-5140
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueSL
SMR CodeJZ
Weight0.1000 lbs
Cube0.0851 cu ft
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
MW-C22(7)U4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-W-76 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-76 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M76MWPC227A4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
1551-5 Belden, Inc. (USA)
Related Parts
SUCCESSOR 6145-00-160-5140 Wire,electrical
6145-00-655-2212SUCCESSOR
WIRE,ELECTRICAL
6145-00-669-5201SUCCESSOR
WIRE,ELECTRICAL
6145-00-669-6694SUCCESSOR
WIRE,ELECTRICAL
6145-00-669-6695SUCCESSOR
WIRE,ELECTRICAL
6145-00-726-6910SUCCESSOR
WIRE,ELECTRICAL
6145-00-160-6220SUCCESSOR
WIRE,ELECTRICAL
6145-00-264-8277SUCCESSOR
WIRE,ELECTRICAL
6145-00-283-9032SUCCESSOR
WIRE,ELECTRICAL
6145-00-283-9639SUCCESSOR
WIRE,ELECTRICAL
6145-00-284-0627SUCCESSOR
WIRE,ELECTRICAL
6145-00-284-0628SUCCESSOR
WIRE,ELECTRICAL

Frequently Asked Questions

What is NSN 6145-00-231-6251?

NSN 6145-00-231-6251 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 6145-00-231-6251?

NSN 6145-00-231-6251 has 5 cross-referenced part numbers: MW-C22(7)U4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-W-76 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-76 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M76MWPC227A4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 1551-5 (Belden, Inc.).

What NSN replaces 6145-00-231-6251?

There are 12 known substitutes for 6145-00-231-6251: 6145-00-655-2212, 6145-00-669-5201, 6145-00-669-6694 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MW-C22(7)U4?

Key specifications for MW-C22(7)U4: Material Document and Classification: QQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR; Material Document and Classification: MIL-I-3930,TYPE 1P MIL SPEC SINGLE MATERIAL RESPONSE FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR; Material: COPPER CORE CONDUCTOR SINGLE CONDUCTOR; Conductor Form: STRANDED SINGLE CONDUCTOR. 28 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6145-00-231-6251 still in active supply?

NSN 6145-00-231-6251 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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