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HRD offers the most complete cylinder repair facility on the west coast.  We operate three separate cylinder divisions; Large Department, Small Department, and Telescopic Department.  From resealing, to complete rebuilding of cylinders, HRD is unmatched in quality!  We also custom build cylinders to match your design needs.


We now offer a cylinder exchange program for the mining industry. Call for price and availability!

The Large Cylinder Department Includes:

  •  Repair of all cylinders from 6" to 36" bore.
  • Two Sunnen power hones up to 36" ID and 40 feet in length.
  • A Weld shop which has a mig-tig dual shield capabilities, stick capabilities with silica and aluminum bronze overlay services.
  • An HRD designed torques bench capable of 50,000 ft. lbs.
  • A cylinder test bench with pressure testing to 6,000 PSI.
  • A complete machine shop tooled to repair and manufacture large bore cylinders.

The Small Cylinder Department Includes:

  • Repair of all makes of rods and cylinders up to 5-1/2" bore.
  • Test stand up to 6,000 PSI.
  • Custom built rods and cylinders with quick turnaround.
  • An inventory that includes all sizes of rod material, seals, replacement cylinders, and barrel stock.
  • A complete machine shop tooled to repair small cylinders.

The Telescopic Cylinder Department Includes:

  • Over 250 cylinders in stock, 50 different models.
  • Northwest factory warehouse for HYCO Telescopic Cylinders.
  • Specializing in repair of all types of hydraulic cylinders.
  • Direct replacements.
  • Packing in stock for most major brands
  • Double and single acting custom designed cylinders.

Click here for a complete listing of Telescopic Cylinders


Contact Info
Hydraulic Repair and Design -
701 N Levee Rd
Puyallup WA, 98371
- Map It!
Customer Service -
Phone: (253) 604-0400
Fax: (253) 604-0408
Toll Free: (United States) -
Phone: (800) 323-8416
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