Shop Home / Shop View cart “Xylem Flygt Pump -Mixer Cartridge Mechanical Seal Models 3301, 5150.350 & 5150.360” has been added to your cart. Cartridge Mechanical Seals (13) Double Mechanical Seals (5) John Crane (16) Mechanical Seals General (150) Single Spring Mechanical Seals (54) Expanded PTFE Joint Sealant (7) Gland & Stuffing Box Packing (26) Cyclone Separators (2)