The blue bolted flange protector is used on SAE J518 code 61 3000-PSI flanges. The red bolted flange protector is used on SAE J518 Code 62 6000-PSI high-pressure flanges. Both designs require no fasteners.
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KasPex™ PEEK, BoKure™ Urethane, and RyFlor™ are trademarks of Hi-Tech Seals Inc. Kalrez® is a registered trademark of DuPont Performance Elastomers. Delrin® and Hytrel® are registered trademarks of DuPont™.
Viton™, and Viton™ Extreme™ are trademarks of the Chemours Company.