Power Transmission Utilities


For over 50 years, Columbia Forge and Machine Works has been a leader in high quality steel forged parts for the industrial, marine, and railcar industry. Recently we have had the opportunity to successfully develop and manufacture parts for the utilities market, with an emphasis on transmission line hardware used by power companies throughout the United States. Shackles, anchor rods, chain links, yoke assemblies, sheave supports – these are just a partial list of the items currently being produced in our Portland OR facility. We are also able to custom manufacture parts to meet your specific requirements in the field. We welcome the opportunity to become an “approved vendor” and supply your utility with on-time delivery of competivily priced parts. Please contact us today for more information!

Here is a PARTIAL list of recently manufactured products:


  • 0.5″ Chain Shackle – 0.875″ opening 0.625″ hex bolt and pin
  • 0.625″ Chain Shackle – 1″ opening 0.75″ hex bolt and pin
  • 0.75″ Anchor Shackle – 1.3125″ opening 0.875″ hex bolt and pin
  • 1″ Anchor Shackle – 1.625″ opening 1.125″ hex bolt and pin

Chain Links

  • 1.625″ Chain Link 2.25″ x 12″ opening x 1.625″ diameter
  • 1.25″ Chain Link 1.75″ x 5.5″ opening x 1.25″ diameter
  • 0.75″ Chain Link 1.125″ x 3.5″ opening x 0.75″ diameter

Extension Links

  • 24″ Extenstion Link 0.75″ diameter
  • 36″ Extenstion Link 0.75″ diameter

Triple Eye Anchor Rod

  • 1″ Diameter 2 Heavy Hex Nuts

Power Transmission Structures

  • Angle Iron Machine Processing
  • Angle Iron Galvanizing Processing

Other Products (Please inquire for specific spec’s)

  • Small Socket Clevis
  • Large Socket Clevis
  • Socket Pin
  • Spreader Assembly
  • Yoke Assembly