Dana Heavy Wear Rings HR803 – Rod

The Dana Heavy Wear ring is a universal guide ring for lubricated applications. Even when subjected to very high side loads, deformation of the material is extremely small. This is simply the best way to ensure that there is no metallic contact between piston and bore.

Product details
Technical details

Advantages:

  • Very small deformation even when subjected to high side loads
  • Resistance to hydraulic fluids

Application Examples

  • Mobile hydraulics
  • Standard cylinders
  • Machine tools
  • Injection moulding machines
  • Presses
  • Servo cylinders

Working conditions:

  • Radial side load: 50N/mm² projected area
  • Temperature: -30 to +80
  • Application: Intensive movement
  • Speed: 1 m/s
  • Diameter range: 300 to *1500 mm
  • Seals larger than 1000 mm please contact us for design details
Frequently used - DanaFlon Material
Guide ring  –30 to +100 °C
Basis Thermopolyester resin
Synthetic fabric
DanaFlon 803
Filler Aditive 
Colour Blue
Lubricating media yes
Extreme wear resistance  yes
Wide range of media (yes)
Non-lubricating media (yes)

The performance of the wear ring will always depend on the overall picture of the working conditions. Verification can only be done by testing the wear ring in the actual working conditions.

Dana Heavy Wear Rings HR803 – Rod

Technical details

Here you can see the technical details

Serial Rod Diameter Groove Diameter Groove Width Ring Thickness øDG H9
øB f8/h9 øA H7 G + 0,2- 0 W
HR250-056 300 - 2000 øB + 5 5,6 2,5 øB + 1,6
HR250-097 300 - 2000 øB + 5 9,7 2,5 øB + 1,6
HR250-150 300 - 2000 øB + 5 15,0 2,5 øB + 1,6
HR250-250 300 - 2000 øB + 5 25,0 2,5 øB + 1,6
Order example DanaHeavy wear ring 300 mm rod
Straight Cut 90° - Code 3

Delivery times

For special requests, please complete our Request form or call us on +45 4922 4400.

Request form
+45 4922 4400

Since the founding in 1992, Dana-Seals has strived to be the customer’s preferred go-to supplier for standard and advanced sealing solutions for hydraulic and pneumatic equipment

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Engineering request form

Please fill in the form below and we would appreciate it if you attach eventual drawings of hardware or seals to clarify technical demands.