PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RG174AUCable,radio Frequency

Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion · NSN 6145-00-577-8113 · FSC 6145 · No Item Name Available
Verified by PartsTable
NSN 6145-00-577-8113 — this item is cataloged by the U.S. Government under National Stock Number 6145-00-577-8113. Primary manufacturer part number: RG174AU.
Features
  • Cable,radio Frequency — FSC 6145
  • Conductor Quantity: 1
  • Electrical Resistance: 50.0 OHMS IMPEDANCE
  • Material Document and Classification: QQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
  • Conductor Arrangement and Quantity: 1 COAXIAL
  • Conductor Form: SOLID SINGLE CONDUCTOR
  • Voltage Rating: 8000.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
  • Material: COPPER CORE CONDUCTOR SINGLE CONDUCTOR
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Applications requiring Copper Core Conductor Single Conductor construction
General Description

The Cable,radio Frequency, cataloged under National Stock Number 6145-00-577-8113, 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 Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: FT.

Technical Specifications
ParameterValue
NSN6145-00-577-8113
Primary Part NumberRG174AU
Item NameCable,radio Frequency
FSC / FSG6145 / 61 — No Item Name Available
ManufacturerLockheed Martin Sippican, Inc. Div Lockheed Martin Marion
StatusCANCELLED
Conductor Quantity1
Electrical Resistance50.0 OHMS IMPEDANCE
Material Document and ClassificationQQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
Conductor Arrangement and Quantity1 COAXIAL
Conductor FormSOLID SINGLE CONDUCTOR
Voltage Rating8000.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
MaterialCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
Cross Section Outside Diameter0.870 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND
Conductor Quantity1
Electrical Resistance50.0 OHMS IMPEDANCE
Material Document and ClassificationQQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
Conductor Arrangement and Quantity1 COAXIAL
Conductor FormSOLID SINGLE CONDUCTOR
Voltage Rating8000.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
MaterialCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
Cross Section Outside Diameter0.870 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueFT
SMR CodeDZ
Weight1.0000 lbs
Cube0.0069 cu ft
Verified Substitutes 2
Cable,radio Frequency
6145-00-660-8714 INTERCHANGEABLE
Cable,radio Frequency
Cross-Reference Index
Part NumberManufacturer
RG174AU Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion (USA)
MIL-DTL-17/79 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M17/79-RG218 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
RG218U Joint Electronics Type Designation System (USA)
RG174AU Teledyne Instruments Inc Dba Dgo Div Teledyne D.g.o'brien (USA)
Related Parts
6145-00-606-8237SUCCESSOR
CABLE,RADIO FREQUENCY
6145-00-660-8714INTERCHANGEABLE
CABLE,RADIO FREQUENCY

Frequently Asked Questions

What is NSN 6145-00-577-8113?

NSN 6145-00-577-8113 is a Cable,radio Frequency, manufactured by Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion, classified under FSC 6145 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6145-00-577-8113?

NSN 6145-00-577-8113 has 5 cross-referenced part numbers: RG174AU (Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion), MIL-DTL-17/79 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M17/79-RG218 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), RG218U (Joint Electronics Type Designation System), RG174AU (Teledyne Instruments Inc Dba Dgo Div Teledyne D.g.o'brien).

What NSN replaces 6145-00-577-8113?

There are 2 known substitutes for 6145-00-577-8113: 6145-00-606-8237, 6145-00-660-8714. Verify interchangeability with system specifications before substitution.

What are the specifications of RG174AU?

Key specifications for RG174AU: Conductor Quantity: 1; Electrical Resistance: 50.0 OHMS IMPEDANCE; Material Document and Classification: QQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR; Conductor Arrangement and Quantity: 1 COAXIAL. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6145-00-577-8113 still in active supply?

NSN 6145-00-577-8113 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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