Application: stationary-cover O-ring for a circulation housing Part/drawing revision, groove and mating surfaces: Existing and proposed compound references: Hardness scale, method, tolerance and specimen basis: Actual fluid/product, concentration, temperature/time, pressure and cleaning: Please identify evidence for the offered compound under these exposures. For compression set, provide method/version, specimen, deformation, medium, temperature, duration and recovery conditions. Which assembly/functional trial remains, with what criteria and decision owner? Quantity, destination, timing and change-notification arrangement: