Our Products
Back-Up Washers
Immediate recovery allows quick assembly.

Profiles
Style 19(Comparable to Universal)
High-strength material offers maximum extrusion resistance.

Materials
Liquid cast Durathane offers superior ultimate elongation and the lowest compression set.

Metal

Property O-ring Material Back-up Washer Material
70 Duro Rubber 90 Duro Rubber 95 Duro Polyurethane
Hardness 70 A 90 A 95 A
Tensile Strength 2000 PSI 3000 PSI 6500 PSI
Tear Strength (Die C) 150 PLI 400 PLI 700 PLI