AISI 440C martensitic stainless steel is used for inner rings, outer rings and balls. AISI 304 austenitic stainless steel is used for retainers, metal shields, and snap rings. Standard material of rubber seals is nitrile butadiene rubber (NBR), and other materials such as fluorinated rubber, etc. These are Resistant to Corrosion and High Temperature and also High resistance to chemicals.
||Rubber seals is nitrile butadiene rubber (nbr)
|| Ball bearings