PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M27500-18MR3U00Cable,power,electrical

National Electrical Mfrs Assn Dba Nema · NSN 6145-01-055-4465 · FSC 6145 · No Item Name Available
Verified by PartsTable
NSN 6145-01-055-4465 — this item is cataloged by the U.S. Government under National Stock Number 6145-01-055-4465. Primary manufacturer part number: M27500-18MR3U00.
Features
  • Cable,power,electrical — FSC 6145
  • Round Conductor Size: 18 AWG ALL CONDUCTORS
  • Color: WHITE FIRST POSITION COVER ALL CONDUCTORS
  • Precious Material: SILVER
  • Precious Material and Location: SURFACE ALL CONDUCTORS SILVER
  • Material: COPPER CORE CONDUCTOR ALL CONDUCTORS
  • Material Document and Classification: ASTM B298 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
  • Voltage Rating: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Applications requiring Copper Core Conductor All Conductors construction
General Description

The Cable,power,electrical, cataloged under National Stock Number 6145-01-055-4465, 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 National Electrical Mfrs Assn Dba Nema. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 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: FT.

Technical Specifications
ParameterValue
NSN6145-01-055-4465
Primary Part NumberM27500-18MR3U00
Item NameCable,power,electrical
FSC / FSG6145 / 61 — No Item Name Available
ManufacturerNational Electrical Mfrs Assn Dba Nema
StatusCANCELLED
Round Conductor Size18 AWG ALL CONDUCTORS
ColorWHITE FIRST POSITION COVER ALL CONDUCTORS
Precious MaterialSILVER
Precious Material and LocationSURFACE ALL CONDUCTORS SILVER
MaterialCOPPER CORE CONDUCTOR ALL CONDUCTORS
Material Document and ClassificationASTM B298 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
Voltage Rating600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
Temp Rating200.0 CELSIUS DEGC
Surface Treatment Document and ClassificationASTM B298 ASSN STD SINGLE TREATMENT RESPONSE CORE CONDUCTOR ALL CONDUCTORS
Conductor Quantity3
Surface TreatmentSILVER CORE CONDUCTOR ALL CONDUCTORS
Strand Quantity Per Conductor19 ALL CONDUCTORS
Cross-Sectional Shape StyleTWIST
Cross-Sectional Width0.118 INCHES NOMINAL IN
Conductor Arrangement and Quantity1 TWISTED TOGETHER W/NO OUTER COVERING
Conductor FormSTRANDED ALL CONDUCTORS
Strand Awg Size Per Conductor30 ALL CONDUCTORS
Cross-Sectional Height0.118 INCHES NOMINAL IN
Round Conductor Size18 AWG ALL CONDUCTORS
ColorWHITE FIRST POSITION COVER ALL CONDUCTORS
Precious MaterialSILVER
Precious Material and LocationSURFACE ALL CONDUCTORS SILVER
MaterialCOPPER CORE CONDUCTOR ALL CONDUCTORS
Material Document and ClassificationASTM B298 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
Voltage Rating600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
Temp Rating200.0 CELSIUS DEGC
Surface Treatment Document and ClassificationASTM B298 ASSN STD SINGLE TREATMENT RESPONSE CORE CONDUCTOR ALL CONDUCTORS
Conductor Quantity3
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor6145-00-003-4169 (M27500-22CB3T10)
HAZMATNo
Shelf Life Code0
Unit of IssueFT
SMR CodeY
Verified Substitutes 12
No Item Name Available
6145-00-003-4169M27500-22CB3T10 SUCCESSOR
Cable,special Purpose,electrical
National Electrical Mfrs Assn Dba Nema
6145-00-004-3524M27500-18MH1T08 SUCCESSOR
Wire,electrical
National Electrical Mfrs Assn Dba Nema
6145-00-004-7319M27500-20RB1S05 SUCCESSOR
Wire,electrical
National Electrical Mfrs Assn Dba Nema
6145-00-006-2653M27500-20ML1T08 SUCCESSOR
Wire,electrical
National Electrical Mfrs Assn Dba Nema
6145-00-013-8655M27500-8B1T03 SUCCESSOR
Cable,power,electrical
National Electrical Mfrs Assn Dba Nema
6145-00-020-6687M27500-20MK4T08 SUCCESSOR
Cable,power,electrical
National Electrical Mfrs Assn Dba Nema
6145-00-023-6594M27500-20B3T02 SUCCESSOR
Cable,power,electrical
National Electrical Mfrs Assn Dba Nema
6145-00-023-6921M27500-16A2T02 SUCCESSOR
Cable,power,electrical
National Electrical Mfrs Assn Dba Nema
6145-00-059-8825M27500-22RC1S04 SUCCESSOR
Wire,electrical
National Electrical Mfrs Assn Dba Nema
Cross-Reference Index
Part NumberManufacturer
MIL-C-27500 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M27500-18MR3U00 PRIMARY National Electrical Mfrs Assn Dba Nema (USA)
M27500-18MR3U00WHITE Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M275000-18BC3U0 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-27500 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M27500-18MR3U00 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
NEMA-WC27500 National Electrical Mfrs Assn Dba Nema (USA)
Related Parts
SUCCESSOR 6145-00-003-4169 Cable,special Purpose,electrical · M27500-22CB3T10
6145-00-267-0853SUCCESSOR
NO ITEM NAME AVAILABLE
6145-00-004-3524SUCCESSOR
WIRE,ELECTRICAL
M27500-18MH1T08
6145-00-004-7319SUCCESSOR
WIRE,ELECTRICAL
M27500-20RB1S05
6145-00-006-2653SUCCESSOR
WIRE,ELECTRICAL
M27500-20ML1T08
6145-00-013-8655SUCCESSOR
CABLE,POWER,ELECTRICAL
M27500-8B1T03
6145-00-020-6687SUCCESSOR
CABLE,POWER,ELECTRICAL
M27500-20MK4T08
6145-00-023-6594SUCCESSOR
CABLE,POWER,ELECTRICAL
M27500-20B3T02
6145-00-023-6921SUCCESSOR
CABLE,POWER,ELECTRICAL
M27500-16A2T02
6145-00-059-8825SUCCESSOR
WIRE,ELECTRICAL
M27500-22RC1S04
6145-00-059-8849SUCCESSOR
CABLE,POWER,ELECTRICAL
M27500A22RC2S04
6145-00-059-8870SUCCESSOR
CABLE,POWER,ELECTRICAL
M27500-22RC3S04

Frequently Asked Questions

What is NSN 6145-01-055-4465?

NSN 6145-01-055-4465 is a Cable,power,electrical, manufactured by National Electrical Mfrs Assn Dba Nema, classified under FSC 6145 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6145-01-055-4465?

NSN 6145-01-055-4465 has 7 cross-referenced part numbers: MIL-C-27500 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M27500-18MR3U00 (National Electrical Mfrs Assn Dba Nema), M27500-18MR3U00WHITE (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M275000-18BC3U0 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-27500 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 2 more.

What NSN replaces 6145-01-055-4465?

There are 12 known substitutes for 6145-01-055-4465: 6145-00-267-0853, 6145-00-003-4169, 6145-00-004-3524 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M27500-18MR3U00?

Key specifications for M27500-18MR3U00: Round Conductor Size: 18 AWG ALL CONDUCTORS; Color: WHITE FIRST POSITION COVER ALL CONDUCTORS; Special Features: OPTIONAL IDENTIFICATION METHOD 2 APPLIES; Precious Material: SILVER. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6145-01-055-4465 still in active supply?

NSN 6145-01-055-4465 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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