Valves

O-Ring Sizes:

Standard size rings are used and these are available everywhere. Six rings of 70 Shore hardness are used in the body of each valve.
Valve SizeO-Ring SizeStandard
Material
1/4" & 3/8"
1/2"
3/4" & 1"
1-1/2" & 2"
3/4"x15/16"
1-1/8"x1-3/8"
1-3/8"x1-5/8"
2-1/4"x2-5/8"
Viton A
Buna-N
Buna-N
Buna-N
Some valves are also available with different O-Ring materials. Some most common O-Ring materials available are: Neoprene, Silicon, Viton A, Butyl, Teflon, natural rubber, Urethane, and Buna. Contact the factory for availability of O-Ring material for the size and combatibility with the operating temperature and environment of your valve.