Rainbow viton chemical feeder lid oring

Descripti Ring onPentair R172009Z O-Ring For Model 320, 322 In-Line Automatic Chemical Feeder Cap, Automatic Chemical Feeder Cap, Commercial Size Chemical Feeder Cap, Model 343 Viton Chlorinator Lid oring-343 Viton 3" Cap Product Specifications Brand Pentair ForUseWith Model 320, 322 In-Line Automatic Chemical Feeder Cap, Automatic Chemical Feeder Cap, Commercial Size Chemical Feeder Cap, Model 343 Viton Chlorinator Lid Item O- Substitute Item: 90-423-5343 Replaces: 17-102-1280 , 17-196-1856 , 2114-02 , 283 , 343 , 343-7470-10 , 35505-1425 , 355051425 , 361451 , 4682-12 , 788379004507 , 90-423-1283 , APCO2449 , CH1009 , CLW-451-6202 , O-283 , R0586300 , R172009 , SPG-601-1144  Part Type O-Ring Cross Section 3/16" Inside Diameter 3-3/4"id