[Product Size]: Approximately 7/16" ID,5/8"OD, 3/32"Thickness
[Material quality]: Buna-N O-RING
[Excellent Design]: The seal ring is made of high quality rubber, light weight, soft and flexible, long service life, can be used with all food grade lubricants to help you keep the water filter leak free.
[Great Service Support]: Please check whether your model is suitable for our products before purchase. If there is any problem with our products, please feel free to contact us, we will solve the problem for you at the first time and provide you with the best after-sales service.