Each seal is suited to the pump specification and the application.
Sizes are typically available from shaft diameter of 10mm to diameters larger than 100mm.
Sealing faces are typically available in Carbon, Silicon Carbide and Tungsten Carbide as required by the application.
Elastomers (O-rings and seals) are typically available as EPDM, Viton, Aflas, FFKM (Perfluoroelastomers) Graphite, and PTFE elastomers for specific applications.
Contact Nexus to ensure that your seal is suited to your application.