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MEI Block Off Plug 4173

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MEI Block Off Plug for No. 12 Male Insert O-Ring - 4173

Product Condition: NEW
MEI Block Off Plug 4173
Estimated ship date: for orders by 3pm PT/6pm ET today Available for back order.

SSL Cerficate

The MEI Block Off Plug 4173 is used on Block Type Expansion Valves to close off unused, un-needed ports.



  • Part No.: 4173
  • AirSource: 4173
  • Fitting Thread Type: #12 Female oring
  • Additional Description: For #12 Male Insert Oring fitting
  • Fitting Style: #12 Male Insert block off
  • Fitting Size: #12

Additional Information

Product Condition NEW
upc No

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