SRB 20 Rubber Bellow Seal

Rubber Bellow Seal SRB 20 Series is a single coil spring rubber bellow seal used for Water and Oil Containing Soft Slurry Applications. This seal is mainly used in waste water treatment plants for sewage application. Seal has self aligning feature which compensates abnormal shaft end play and run out, which leads to improved service life. Elastomeric bellow protects shaft and sleeve from fretting.

Seal Components/Face :

• Carbon / Ceramic
• Carbon / Silicon Carbide
• Silicon Carbide / Silicon Carbide
• Secondary Seal : Nitrile, Viton
• Metal Parts: SS 304, SS 316

Seal Characteristics :

• Single Acting
• Unbalanced
• Single Helical Coil Spring
• Independent of Direction of Rotation
• Torque Transmission by Spring Holder