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Constructing materials Cover (1) - body (9)- flanged body (10) in brass (WPPZ - WPLZ); Supporting bush (4) in graphite; Driving shaft (3) - driven shaft (2) - gears (6) seeger (5-11) in stainless steel 1.4404 with thermic anti-wear/anti-seizure treatment; Mechanical seal (12) in ceramics/graphite/NBR or vyton (by request mechanical seals in tungsten carbide/tungsten carbide/vyton or P.T.F.E. as well); O-ring (7 - 13) in NBR or vyton or other elastomer materials; WP pump is available, by request, in WPPX - WPLX version totaly in stainless steel 1.4404 (AISI 316 L).
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