Nylon True-Seal Union Connector 3/8″ x 3/8″ Tube OD Safety Notes:Actual working pressures will be lower at elevated temperatures.; WARNING: Cancer and Reproductive Harm- http://www.P65Warnings.ca.gov Use:Not Available. Contact for More Information. Specifications:FDA compliant; NSF-51 listed for contact with food; Certified to NSF-61 Features:EPDM seal secures connection with larger surface area than standard O-rings; full flow self-cleaning ball; high-temperature, scale resistant Polysulfone ball