The Jacuzzi 6540-383MB R is a compatible replacement for the following pool and spa filters:
The Jacuzzi Premium Spas 6540-383MB Comp. Pool Filter has a diameter of 6 5/8 inches, and a length of 15 1/2 inches. This spa filter has an open top with gasket that has a diameter of 3 inches.This Jacuzzi spa filter has 2 inch SAE (Society of Automotive Engineers) threads on its bottom. This pool filter cartridge will keep the water in your pool or spa clean and clear.