PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TWC-78-1Cable,radio Frequency

Trompeter Electronics, Inc. · NSN 6145-01-066-6800 · FSC 6145 · No Item Name Available
Verified by PartsTable
NSN 6145-01-066-6800 — this item is cataloged by the U.S. Government under National Stock Number 6145-01-066-6800. Primary manufacturer part number: TWC-78-1.
Features
  • Cable,radio Frequency — FSC 6145
  • Conductor Arrangement and Quantity: 2 SINGLES
  • Conductor Form: STRANDED ALL CONDUCTORS
  • Strand Quantity Per Conductor: 7 ALL CONDUCTORS
  • Strand Awg Size Per Conductor: 33 ALL CONDUCTORS
  • Material: COPPER CORE CONDUCTOR ALL CONDUCTORS
  • Round Conductor Size: 25 AWG ALL CONDUCTORS
  • Conductor Quantity: 2
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Applications requiring Copper Core Conductor All Conductors construction
General Description

The Cable,radio Frequency, cataloged under National Stock Number 6145-01-066-6800, 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 Trompeter Electronics, Inc.. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 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
NSN6145-01-066-6800
Primary Part NumberTWC-78-1
Item NameCable,radio Frequency
FSC / FSG6145 / 61 — No Item Name Available
ManufacturerTrompeter Electronics, Inc.
StatusCANCELLED
Conductor Arrangement and Quantity2 SINGLES
Conductor FormSTRANDED ALL CONDUCTORS
Strand Quantity Per Conductor7 ALL CONDUCTORS
Strand Awg Size Per Conductor33 ALL CONDUCTORS
MaterialCOPPER CORE CONDUCTOR ALL CONDUCTORS
Round Conductor Size25 AWG ALL CONDUCTORS
Conductor Quantity2
Cross Section Outside Diameter0.150 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND
MaterialPLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) FIRST POSITION PRIMARY INSULATION ALL CONDUCTORS
Conductor Arrangement and Quantity2 SINGLES
Conductor FormSTRANDED ALL CONDUCTORS
Strand Quantity Per Conductor7 ALL CONDUCTORS
Strand Awg Size Per Conductor33 ALL CONDUCTORS
MaterialCOPPER CORE CONDUCTOR ALL CONDUCTORS
Round Conductor Size25 AWG ALL CONDUCTORS
Conductor Quantity2
Cross Section Outside Diameter0.150 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND
MaterialPLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) FIRST POSITION PRIMARY INSULATION ALL CONDUCTORS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueFT
SMR CodeZN
Weight0.0134 lbs
Cube0.0002 cu ft
Verified Substitutes 12
No Item Name Available
4730-00-740-9106 INTERCHANGEABLE
Elbow,pipe
6520-01-003-227314760 INTERCHANGEABLE
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Ss White Burs Llc
5950-01-018-38324681 INTERCHANGEABLE
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Sartron, Inc
5970-01-099-01944681 INTERCHANGEABLE
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Keystone Electronics Corp
4820-01-202-3466 INTERCHANGEABLE
Valve,restrictor Check
4130-01-203-211914760 INTERCHANGEABLE
Accumulator,refrigerant
Traulsen and Co Inc
6675-01-275-7909 INTERCHANGEABLE
Cutting Block
7530-01-285-64704681 INTERCHANGEABLE
Paper,tabulating Machine,continu
Inmac Usa Microwarehouse Inc of Connecticut
6105-01-293-768714760 INTERCHANGEABLE
Motor,alternating Current
Elkay Mfg Co Water Cooler Div
Cross-Reference Index
Part NumberManufacturer
TWC-78-1 PRIMARY Trompeter Electronics, Inc. (USA)
MW2066 Mercury Wire Products, Inc. Dba Mercury Wire Products Inc (USA)
YR-14910 PRIMARY Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division (USA)
B4036570 Department of the Army Hq United States Army Communications Research and Development Command (USA)
SP-CO-019-002 Gould Inc Simulation Systems Div (USA)
14760 General Wire Products, Inc. Dba General Wire Products Inc (USA)
4681 Champlain Cable Leeds Corporation (USA)
MTWC-78-1 Trompeter Electronics, Inc. (USA)
13219276 Us Army Aviation and Missile Command (USA)
Related Parts
6145-01-164-4548SUCCESSOR
NO ITEM NAME AVAILABLE
4730-00-740-9106INTERCHANGEABLE
ELBOW,PIPE
6520-01-003-2273INTERCHANGEABLE
BUR,DENTAL,EXCAVATING
14760
5950-01-018-3832INTERCHANGEABLE
TRANSFORMER,SPECIAL
4681
5970-01-099-0194INTERCHANGEABLE
INSULATOR,WASHER
4681
4820-01-202-3466INTERCHANGEABLE
VALVE,RESTRICTOR CHECK
4130-01-203-2119INTERCHANGEABLE
ACCUMULATOR,REFRIGERANT
14760
6675-01-275-7909INTERCHANGEABLE
CUTTING BLOCK
7530-01-285-6470INTERCHANGEABLE
PAPER,TABULATING MACHINE,CONTINU
4681
6105-01-293-7687INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
14760
5310-01-334-0438INTERCHANGEABLE
NUT,SELF-LOCKING,ROUND
14760
6505-01-579-9697INTERCHANGEABLE
OSELTAMIVIR PHOSPHA
NDC00004-0802-08

Frequently Asked Questions

What is NSN 6145-01-066-6800?

NSN 6145-01-066-6800 is a Cable,radio Frequency, manufactured by Trompeter Electronics, Inc., classified under FSC 6145 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6145-01-066-6800?

NSN 6145-01-066-6800 has 9 cross-referenced part numbers: TWC-78-1 (Trompeter Electronics, Inc.), MW2066 (Mercury Wire Products, Inc. Dba Mercury Wire Products Inc), YR-14910 (Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division), B4036570 (Department of the Army Hq United States Army Communications Research and Development Command), SP-CO-019-002 (Gould Inc Simulation Systems Div) and 4 more.

What NSN replaces 6145-01-066-6800?

There are 12 known substitutes for 6145-01-066-6800: 6145-01-164-4548, 4730-00-740-9106, 6520-01-003-2273 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TWC-78-1?

Key specifications for TWC-78-1: Conductor Arrangement and Quantity: 2 SINGLES; Conductor Form: STRANDED ALL CONDUCTORS; Strand Quantity Per Conductor: 7 ALL CONDUCTORS; Strand Awg Size Per Conductor: 33 ALL CONDUCTORS. 22 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6145-01-066-6800 still in active supply?

NSN 6145-01-066-6800 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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