Grundfos-9 OEM mechanical seals suitable for Grundfos pump

Combination materials

Rotary Face 

Silicon carbide (RBSIC)

Tungsten carbide

Stationary Seat

Silicon carbide (RBSIC)

Carbon graphite resin impregnated

Tungsten carbide

Auxiliary Seal

Ethylene-Propylene-Diene (EPDM)

Fluorocarbon-Rubber (Viton)

Spring

Stainless Steel (SUS304)

Stainless Steel (SUS316)

Metal Parts

Stainless Steel (SUS304) 

Stainless Steel (SUS316)

Shaft size

12mm and 16mm