Pentair C Series Impeller Key 3/16-Inch Square | 071046
High-head model groups: CH/CHK-50, CH/CHK-75, CH/CHK-100, CH/CHK-150 and CH/CHK-200. Medium-head model groups: CM/CMK-50, CM/CMK-75, CM/CMK-100 and CM/CMK-150. These are the model-group designations in Pentair guide 075277, revision H. Match the installed assembly to the exploded view.Compatibility
No. The diagram lists impeller key 071046 as item 21 and the impeller lock screw and washer as separate components. A key is not a substitute for those retaining parts. Use the manufacturer part number and matching pump assembly. A similar key size does not establish compatibility with another pump family or prove that the keyways are in serviceable condition. See Resources & PDF Downloads for Pentair guide 075277. The exploded view is on printed page 2 (PDF page 6). Pump service is for a qualified professional: isolate power, prevent an automatic restart, relieve system pressure and allow hot equipment to cool before disassembly.Product FAQs
Is the impeller key the same as the retaining screw?
Can I choose this key by size alone?
Where are the parts diagram and service instructions?
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Description
Description
PENTAIR C SERIES | 071046
The key for the C Series impeller connection.
Pentair 071046 is the 3/16-inch square impeller key for the C Series commercial pump. The key locates in the matching shaft and impeller keyways and is identified as item 21 in the manufacturer parts diagram.
Check the assembly before ordering
Match the exact key and installed C Series assembly. This is not the impeller retaining screw, washer, shaft seal or complete impeller. Those components have separate part numbers.
See Compatibility for model groups, Specifications for identifiers, Product FAQs for selection guidance and Resources & PDF Downloads for the parts diagram.
Specifications
Specifications
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SKU
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UPC or GTIN
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Product Type
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Size/Connection
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Compatibility
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