We offer ANSI standard cartridge seal.Design features:Single, spring cartridge seal, Interchangeability, Operating limits:Temperature: -50204;Speed: 23ms;Pressure: 20 bar;Standard: EN12756, ANSIModular design, Q is for back cooling design, F is for pump spiral design, no rotation request, mass production.Material:Seal face: Carbon, SiC, TC;Secondary seal: NBR, Viton, EPDM, Kalrez;NBR, Viton, EPDM, Kalrez, GraphiteMetal parts: 304, 316, C-276, dual-phase steel, Ti.Carp 42, AM350, C-276, Alloy 718