Pentair HPA & Seablue BPA

PENTAIR | 1/4” PLUG W/ Oring | WC178-920   ITEM# 5051-30 IS LISTED IN 2007 OPTIMUS SPA CATALOG PAGE I44 AS A REPLACEMENT PLUG FOR THE DJ SERIESSPA PUMP. IT IS CORRECT FOR THE CURRENT VOLUTE MFG# 17400-0105 NOW BEING MANUFACTURED.IF CUSTOMER...