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TP33. ConstructionConstruction, TPThe TP pump is a single-stage, in-line centrifugalpump with standard motor and mechanical shaft seal.The pumps are of the top-pull-out design, i.e. pumphead (motor, motor stool and impeller) can be removedwithout interfering with the pipework on either side ofthe pump housing. Consequently, service work oneven the biggest pumps can be performed by a singleperson.TM00 2265 4696Material specification, TPPos. Description Materials AISI, ASTM2 Motor stool Cast iron6 Pump housing Cast iron7 Coupling guard Stainless steel 3048 CouplingSintered metalHPX PNC4517 Vent screw Brass19 Pipe plug Stainless steel 30345 Neck ringStainless steel/Teflon48 Split cone nut Stainless steel 430F49 Impeller Stainless steel 30449b Split cone Stainless steel 30451 Shaft Stainless steel 43171 Distributing cup Stainless steel 30472a O-ring/flat gasket EPDM rubber105a Shaft sealConstructionFig. 3Internal cross section, TP shaft and shaft sealSectional drawing, TP4949b48851105a27177172a19645TM01 0175 0697Fig. 4Sectional drawing, TP7
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