Jacuzzi JWB BMH Silver O-Ring Seat Ring (8487945) is a replacement sealing component used in compatible Jacuzzi or Sundance jet and wall fitting assemblies. O-rings and seat rings help create a reliable seal between mating parts, reducing the chance of leaks around jet bodies, fittings, and serviceable spa components.Replace this part whenever the original seal is flattened, brittle, swollen, cut, missing, or disturbed during service. For best results, match the exact application and part number before installation and inspect surrounding components for wear. Replacement sealing part for compatible spa fittings Helps reduce leaks at jet or wall fitting connections Useful during rebuilds, repairs, or routine service Recommended when the original seal is worn or damaged Confirm part number and application before purchase
