PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

273MS187P0011SS3Cable,special Purpose,electrical

Raytheon Company Div Corp · NSN 6145-00-052-9658 · FSC 6145 · No Item Name Available
Verified by PartsTable
NSN 6145-00-052-9658 — this item is cataloged by the U.S. Government under National Stock Number 6145-00-052-9658. Primary manufacturer part number: 273MS187P0011SS3.
Features
  • Cable,special Purpose,electrical — FSC 6145
  • Voltage Rating: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
  • Strand Awg Size Per Conductor: 28 ALL CONDUCTORS
  • Conductor Form: STRANDED ALL CONDUCTORS
  • Material: COPPER FIRST POSITION SHIELD BRAID METALLIC CABLE
  • Surface Treatment Document and Classification: ASTM B298 ASSN STD SINGLE TREATMENT RESPONSE CORE CONDUCTOR ALL CONDUCTORS
  • Material: SILVER SECOND POSITION COATING CABLE
  • Surface Treatment: SILVER CORE CONDUCTOR ALL CONDUCTORS
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Applications requiring Copper First Position Shield Braid Metallic Cable construction
General Description

The Cable,special Purpose,electrical, cataloged under National Stock Number 6145-00-052-9658, 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 Raytheon Company Div Corp. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: FT.

Technical Specifications
ParameterValue
NSN6145-00-052-9658
Primary Part Number273MS187P0011SS3
Item NameCable,special Purpose,electrical
FSC / FSG6145 / 61 — No Item Name Available
ManufacturerRaytheon Company Div Corp
StatusACTIVE
Voltage Rating600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
Strand Awg Size Per Conductor28 ALL CONDUCTORS
Conductor FormSTRANDED ALL CONDUCTORS
MaterialCOPPER FIRST POSITION SHIELD BRAID METALLIC CABLE
Surface Treatment Document and ClassificationASTM B298 ASSN STD SINGLE TREATMENT RESPONSE CORE CONDUCTOR ALL CONDUCTORS
MaterialSILVER SECOND POSITION COATING CABLE
Surface TreatmentSILVER CORE CONDUCTOR ALL CONDUCTORS
Conductor Arrangement and Quantity3 SINGLES
Round Conductor Size20 AWG ALL CONDUCTORS
Strand Quantity Per Conductor7 ALL CONDUCTORS
Precious Material and LocationSURFACE ALL CONDUCTORS SILVER
Cross Section Outside Diameter0.175 INCHES NOMINAL IN
Conductor Quantity3
MaterialPLASTIC POLYTETRAFLUOROETHYLENE FIRST POSITION PRIMARY INSULATION ALL CONDUCTORS
Cross-Sectional Shape StyleROUND
Temp Rating200.0 CELSIUS DEGC
MaterialPLASTIC POLYURETHANE THIRD POSITION JACKET CABLE
Material Document and ClassificationMIL-W-16878 MIL SPEC SINGLE MATERIAL RESPONSE FIRST POSITION PRIMARY INSULATION ALL CONDUCTORS
MaterialCOPPER CORE CONDUCTOR ALL CONDUCTORS
Material Document and ClassificationQQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
Voltage Rating600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
Strand Awg Size Per Conductor28 ALL CONDUCTORS
Conductor FormSTRANDED ALL CONDUCTORS
MaterialCOPPER FIRST POSITION SHIELD BRAID METALLIC CABLE
Surface Treatment Document and ClassificationASTM B298 ASSN STD SINGLE TREATMENT RESPONSE CORE CONDUCTOR ALL CONDUCTORS
MaterialSILVER SECOND POSITION COATING CABLE
Surface TreatmentSILVER CORE CONDUCTOR ALL CONDUCTORS
Conductor Arrangement and Quantity3 SINGLES
Round Conductor Size20 AWG ALL CONDUCTORS
Strand Quantity Per Conductor7 ALL CONDUCTORS
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6145-00-056-8184
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueFT
SMR CodeJF
Weight0.0300 lbs
Cube0.0001 cu ft
Verified Substitutes 9
6145-00-450-1947M27500-18RC1S06 SUCCESSOR
Wire,electrical
National Electrical Mfrs Assn Dba Nema
Cable,special Purpose,electrical
Cable,special Purpose,electrical
Cable,special Purpose,electrical
Cable,power,electrical
Cable,special Purpose,electrical
6145-01-038-88241943466-9 SUCCESSOR
Cable,power,electrical
Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div
6145-01-138-142444A0111-16-2 SUCCESSOR
Wire,electrical
Tyco Electronics Uk Ltd
6145-01-276-5867ED741547-09-0 SUCCESSOR
Cable,special Purpose,electrical
Hamilton Sundstrand Corporation Dba Collins Aerospace
Cross-Reference Index
Part NumberManufacturer
273MS187P0011SS3 Raytheon Company Div Corp (USA)
273MS187P0011SS3 Raytheon Company Dba Raytheon Co (USA)
EC20U1-3-9STX Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-C-55021/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-55021/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
E20C1-3-9STX Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
10178358 Us Army Aviation and Missile Command (USA)
Related Parts
SUCCESSOR 6145-00-056-8184 Cable,power,electrical
6145-00-450-1947SUCCESSOR
WIRE,ELECTRICAL
M27500-18RC1S06
6145-01-509-6754SUCCESSOR
CABLE,SPECIAL PURPOSE,ELECTRICAL
6145-01-509-6780SUCCESSOR
CABLE,SPECIAL PURPOSE,ELECTRICAL
6145-01-515-3906SUCCESSOR
CABLE,SPECIAL PURPOSE,ELECTRICAL
6145-00-825-6924SUCCESSOR
CABLE,SPECIAL PURPOSE,ELECTRICAL
6145-01-038-8824SUCCESSOR
CABLE,POWER,ELECTRICAL
1943466-9
6145-01-138-1424SUCCESSOR
WIRE,ELECTRICAL
44A0111-16-2
6145-01-276-5867SUCCESSOR
CABLE,SPECIAL PURPOSE,ELECTRICAL
ED741547-09-0

Frequently Asked Questions

What is NSN 6145-00-052-9658?

NSN 6145-00-052-9658 is a Cable,special Purpose,electrical, manufactured by Raytheon Company Div Corp, classified under FSC 6145 (No Item Name Available). Status: active.

What are the part numbers for NSN 6145-00-052-9658?

NSN 6145-00-052-9658 has 7 cross-referenced part numbers: 273MS187P0011SS3 (Raytheon Company Div Corp), 273MS187P0011SS3 (Raytheon Company Dba Raytheon Co), EC20U1-3-9STX (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-C-55021/2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-55021/2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 2 more.

What NSN replaces 6145-00-052-9658?

There are 9 known substitutes for 6145-00-052-9658: 6145-00-450-1947, 6145-01-509-6754, 6145-01-509-6780 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 273MS187P0011SS3?

Key specifications for 273MS187P0011SS3: Voltage Rating: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS; Strand Awg Size Per Conductor: 28 ALL CONDUCTORS; Conductor Form: STRANDED ALL CONDUCTORS; Material: COPPER FIRST POSITION SHIELD BRAID METALLIC CABLE. 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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