77N-BH7

It’s a wave spring seal, can be used in universal applications. Many variations possible for seal faces. Very Flexible in torque transmission. Short installation length possible. Wave spring is very useful in self-cleaning application.
 
Seal Characteristics
Single Acting
Internal or External Mounted
Independent of Direction of Rotation
Balanced
 
Operating Limits
Shaft Diameter    : 20….150mm
Pressure        : 16 Bar
Temperature    : -30° to 180° C
 
Materials
Rotary Face : Carbon/SiC/TC/SS/Stellite
Stationary Seat : Ceramic/TC/SiC/SS/Stellite/Carbon
Elastomer : NBR/EPDM/Viton/Silicon