Cell Cap O-Ring for CompuPool CPSC or CircuPool RJ Systems (JD363ECM)
Specs: 3-1/4″ diameter, 1/8″ stock
Cross Reference: Old number: JD363CELO
Always lube your o-ring before reinstalling.
To remove your cell there is a slot at the botton so you can insert a screwdriver and pry out. Be carefull so you do not crack the housing.