O-Ring for SPX4000S Hayward Northstar Strainer Cover O-ring [SPX4000S] : The O-Ring Store LLC, We make getting O-Rings easy!
Hayward SPX2700Z4 MaxFlo II Pump Strainer Cover O-Ring
Hayward Replacement Strainer Lid O-Ring for PowerFlo Matrix Pump (SPX5 – Ideal Pool & Spa
Hayward Spx4000dlt Strainer Cover Replacement Kit For Northstar Pump, Includes Black Lock Ring, Transparent See Thru Strainer Cover And O-ring, Black : Target
Amazon.com: Hayward SPX5500H Strainer Cover O-ring Replacement for Select Hayward Pump and Filter : Patio, Lawn & Garden
Johnson Pump Strainer Cover with O-Ring Assembly #09-36012 | eBay