VALQUA No.          Name  Features Application
640 Synthetic Rubber O-ring Synthetic rubber material is molded into a ring shape with 0-shaped cross section. Lubricant rubber material with low friction is also available. Static / Dynamic
4640 Fluororubber O-ring Fluororubber material is molded into a ring shape with an 0-shaped cross section. Colored 0-rings such as white and brown are also available. Static / Dynamic
5640 Silicone Rubber O-ring Silicone rubber material is molded into a ring shape with an 0-shaped cross section. Static / Dynamic
NRF640 NEW RUBBERFLON O-ring This product has an improved surface from NO.640 with tough coating for increased strength. Static
NRF4640 NEW RUBBERFLON
Fluororubber O-ring		 This product has an improved surface from NO.4640 with tough coating for increased strength. Static
H4640 Heat-Resistant Fluororubber
O-ring		 Heat-resistant fluororubber material is molded into a ring shape with an O-shaped cross section.(Black) Static