GRISWOLD PUMP COMPANY Routine and Preventive Maintenance Page 36
Installation, Operation and Maintenance Manual
Griswold Model 811
Griswold Pump Company Routine and Preventive Maintenance Page 38
onto the pump shaft. The stator OD is sealed with a replaceable o-ring. There is another o-ring,
which is internal to the seal that cannot be replaced, so the seal should be treated as an assembly,
replaced as an assembly if necessary.