TRD Manufacturing combines twenty-seven years of precision machining and engineering with an unmatched selection of options and modifications to deliver the highest quality customizable NFPA cylinders on the market. At TRD Manufacturing, your specials are our specialty.

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RS Round Steel

TRD’s NFPA interchangeable Round Stainless Steel cylinders (RS Series) are made using 303 and 316 stainless steel to provide excellent corrosion resistance. These cylinders have been designed specifically to reduce sharp edges and corners which provide a smooth transition to the cylinder body eliminating catch points for contamination and allow easy cleaning.
  • Meets FDA-USDA certification when ordered with option U.
  • Ideal for wash-down applications due to high corrosion resistance.
  • Strokes available up to 24”.
  • 8 Bore sizes available, 1-1/2”, 2”, 2-1/2”, 3-1/4”, 4”, 5”, 6”, and 8”.
  • Several options available to customize cylinders to the application.
  • Standard lubrication is Bel-Ray No-Tox HD grease #2, USDA approved. 


Basic RS series cylinder