Transcription of BERKELEY 7TMH SERIES SUBMERSIBLE TURBINE …
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1345679117-1/2 (191 mm)including lead guard21 Discharge Ductile iron ASTM 536-84 Threaded with large wrench flats and sized for the pump s flow range2 Upthrust nut / screw - 304 Stainless Steel/Bismuth Tin BronzeFactory pre-set upthrust screw is retained by a stainless steel locknut, providing maximum upthrust Discharge bearing - Vesconite Low friction, no water swell, long life. Specific for water-immersed applications, clean or dirty4 Shaft - 416 stainless steelPrecision ground and polished for reduced running friction and increased service life 5 Impeller - 304 stainless steel, investment castSmooth and efficient performance, long life6 Bowls - Class 30 cast ironHeavy-walled construction incorporates precision hydraulic design for maximum efficiency and performance. Coated internal passageways on the 7 TMH SERIES increases overall pump efficiency and Isolator bearings - neoprene Unique design channels abrasives away from the stainless steel shaft bearing journal.
1 3 4 5 6 7 9 11 7-1/2” (191 mm) including lead guard 2 1 Discharge – Ductile iron ASTM 536-84 Threaded with large wrench flats and sized for the pump’s flow range
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