![Sudbury Holding Tank Kem - 8oz *Case of 6* [826-86]](https://www.vertihivu.shop/image/sudbury-holding-tank-kem-8oz-case-of-6-826-86_L64WxD_285x.webp "Sudbury Holding Tank Kem - 8oz *Case of 6* [826-86]")
- O-RINGS on a scuba tank create an air tight seal bet ween the scuba tank valve and the first stage of a scuba regulator.
Quick Facts and Tips : O RINGS on a scuba tank create an air tight seal bet ween the scuba tank valve and the first stage of a scuba regulator. Buna-N is a common trade name for nitrile rubber, while Viton is a trade name for Fluorocarbon rubber. Viton has better chemical and temperature resistance than Buna, but Buna is usually less expensive. Viton O -rings are 02 Compatible – Buna rings are not.
