APV-3 25mm 35mm Double Mechanical Seals To Suit A. P. V. World Series Pumps replace Vulcan type 16 DOUB

Combination materials

Rotary Face Silicon carbide (RBSIC) Carbon graphite resin impregnated Stationary Seat   Silicon carbide (RBSIC) Stainless Steel (SUS316) Auxiliary Seal Ethylene-Propylene-Diene (EPDM)  Fluorocarbon-Rubber (Viton) Spring Stainless Steel (SUS304) Stainless Steel (SUS316) Metal Parts Stainless Steel (SUS304)  Stainless Steel (SUS316)

APV-3 data sheet of dimension(mm)