Dental Equipment Tank Sealing Ring Sealing Ring Leak-ProofTank Sealing Ring: Ensures Leak-Proof Seal For Dry Vacuum Tanks, Maintains System Efficiency. $1.00 Request a Quote System Overview The tank sealing ring provides a leak-proof seal for the tanks in dry vacuum systems. It helps maintain system efficiency and reliability by preventing air or fluid leaks. Specifications Part Number: 8102267A Type: Sealing Ring