Complete gasket and shaft seal kit needed when replacing Northstar pump motor
The Go-Kit 66 contains everything you will need to complete motor replacement on Hayward Northstar Pump.  This kit includes:
O-83 Union O-ring (1)
O-239 Seal Plate O-ring (1)
O-246 Diffuser O-ring (1)
O-504 Strainer Cover O-ring (1)
AS-200 Shaft Seal (1)
Each kit also contains one package of PTFE-based sealant/lubricant for proper gasket seal