This O-ring is used on some 1 1/2" Pump Union that measures 2 1/8" Center to Center of the o-ring groove..
Part Type O-Ring
Jet Part Type Gasket/O-Ring
Cross Section 1/8"
Union Fitting Application Inlet Fitting, Pump
Union Fitting Part Type O-Ring
Manufacturer Generic
Inside Diameter 1-15/16"id
