PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RG-58C/UCable,radio Frequency

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 6145-01-181-2549 · FSC 6145 · No Item Name Available
Verified by PartsTable
NSN 6145-01-181-2549 — this item is cataloged by the U.S. Government under National Stock Number 6145-01-181-2549. Primary manufacturer part number: RG-58C/U.
Features
  • Cable,radio Frequency — FSC 6145
  • Cross-Sectional Shape Style: ROUND
  • Conductor Quantity: 1
  • Cross Section Outside Diameter: 0.195 INCHES NOMINAL IN
  • Electrical Resistance: 50.0 OHMS IMPEDANCE
  • Surface Treatment Document and Classification: ASTM B33-63 ASSN STD SINGLE TREATMENT RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
  • Round Conductor Size: 20 AWG SINGLE CONDUCTOR
  • Strand Quantity Per Conductor: 19 SINGLE CONDUCTOR
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
General Description

The Cable,radio Frequency, cataloged under National Stock Number 6145-01-181-2549, 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 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: FT.

Technical Specifications
ParameterValue
NSN6145-01-181-2549
Primary Part NumberRG-58C/U
Item NameCable,radio Frequency
FSC / FSG6145 / 61 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Cross-Sectional Shape StyleROUND
Conductor Quantity1
Cross Section Outside Diameter0.195 INCHES NOMINAL IN
Electrical Resistance50.0 OHMS IMPEDANCE
Surface Treatment Document and ClassificationASTM B33-63 ASSN STD SINGLE TREATMENT RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
Round Conductor Size20 AWG SINGLE CONDUCTOR
Strand Quantity Per Conductor19 SINGLE CONDUCTOR
Strand Awg Size Per Conductor34 SINGLE CONDUCTOR
Voltage Rating1400.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
Conductor FormSTRANDED SINGLE CONDUCTOR
Nominal Capacitance in Picofarads30.8 PER FOOT
Surface TreatmentTIN CORE CONDUCTOR SINGLE CONDUCTOR
Conductor Arrangement and Quantity1 COAXIAL
Cross-Sectional Shape StyleROUND
Conductor Quantity1
Cross Section Outside Diameter0.195 INCHES NOMINAL IN
Electrical Resistance50.0 OHMS IMPEDANCE
Surface Treatment Document and ClassificationASTM B33-63 ASSN STD SINGLE TREATMENT RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
Round Conductor Size20 AWG SINGLE CONDUCTOR
Strand Quantity Per Conductor19 SINGLE CONDUCTOR
Strand Awg Size Per Conductor34 SINGLE CONDUCTOR
Voltage Rating1400.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
Conductor FormSTRANDED SINGLE CONDUCTOR
Nominal Capacitance in Picofarads30.8 PER FOOT
Surface TreatmentTIN CORE CONDUCTOR SINGLE CONDUCTOR
Conductor Arrangement and Quantity1 COAXIAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor6145-00-542-6092
HAZMATNo
Shelf Life Code0
Criticality Code1
Unit of IssueFT
SMR CodeYZ
Weight0.0400 lbs
Cube0.0003 cu ft
Verified Substitutes 7
No Item Name Available
Cable,radio Frequency
3030-00-722-722113511 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5962-01-092-47867542108P1 INTERCHANGEABLE
Microcircuit,digital
Lockheed Martin Corp Naval Electronics & Surveillance Systems
6515-01-177-69828259 INTERCHANGEABLE
Bag,ostomy
Nu-Hope Laboratories Inc
4620-01-200-4660 INTERCHANGEABLE
Clutch
5930-01-545-2638 INTERCHANGEABLE
Retainer,electrical Switch
Cross-Reference Index
Part NumberManufacturer
RG-58C/U Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
8259 Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division (USA)
M17/155-00001 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-C-17/155 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
36F118WF Newark Electronics Corporation Dba Newark (USA)
Related Parts
SUCCESSOR 6145-00-542-6092 Cable,radio Frequency
6145-01-200-5016SUCCESSOR
NO ITEM NAME AVAILABLE
3030-00-722-7221INTERCHANGEABLE
BELT,V
13511
5962-01-092-4786INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
7542108P1
6515-01-177-6982INTERCHANGEABLE
BAG,OSTOMY
8259
4620-01-200-4660INTERCHANGEABLE
CLUTCH
5930-01-545-2638INTERCHANGEABLE
RETAINER,ELECTRICAL SWITCH

Frequently Asked Questions

What is NSN 6145-01-181-2549?

NSN 6145-01-181-2549 is a Cable,radio Frequency, 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 6145-01-181-2549?

NSN 6145-01-181-2549 has 5 cross-referenced part numbers: RG-58C/U (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 8259 (Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division), M17/155-00001 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-C-17/155 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 36F118WF (Newark Electronics Corporation Dba Newark).

What NSN replaces 6145-01-181-2549?

There are 7 known substitutes for 6145-01-181-2549: 6145-01-200-5016, 6145-00-542-6092, 3030-00-722-7221 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RG-58C/U?

Key specifications for RG-58C/U: Cross-Sectional Shape Style: ROUND; Conductor Quantity: 1; Cross Section Outside Diameter: 0.195 INCHES NOMINAL IN; Electrical Resistance: 50.0 OHMS IMPEDANCE. 28 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6145-01-181-2549 still in active supply?

NSN 6145-01-181-2549 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.
PartsTable Design LLC · partstable.com