Product Description


The Digital Complete O-Ring Hardness Kit is the most convenient and accurate way to perform repeatable hardness (durometer) testing on thin materials – as thin as .050″.


Includes the following equipment:

  • Model DD-5-M – Type M Durometer with timer
  • Model OS-3 – Air Dampened Operating Stand
  • Model ORF-1 – O-Ring Fixture Kit
  • Model TBK-M Type M Test Block Kit


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Rex Durometer Model OHK-DD-5: Specifications Fill 118 Copy 1 Created with Sketch.
Presser Foot:12.7 mm (0.50 inch) Ø
Scale:0—100; 0.1 resolution
Indentor:1.27 mm (0.050 inch) extension
Dimensions:57 x 156 mm (2.25 x 6.125 inch)
Weight:203 g (7.15 ounce)
Standards:ASTM D2240, ISO 7619 & ISO 868

Index Terms: Fill 118 Copy 1 Created with Sketch.

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