Comparison : |
Item # DB3311, Husky™ 1590 AL 1-1/2" (38.1 mm) NPT Standard Pump, AL Center Section, SS Seats, PTFE Balls & PTFE Diaphragm Item # DB3318, Husky™ 1590 AL 1-1/2" (38.1 mm) NPT Standard Pump, AL Center Section, SS Seats, PTFE Balls & FKM Diaphragm Item # DB3321, Husky™ 1590 Aluminum 1-1/2" (38.1 mm) NPT Standard Pump, Aluminum Center Section, S/S Seats, Acetal Balls & PTFE Diaphragm Item # DB3341, Husky™ 1590 AL 1-1/2" (38.1 mm) NPT Standard Pump, AL Center Section, SS Seats, Hardened SS Balls & PTFE Diaphragm Item # DB3346, Husky™ 1590 AL 1-1/2" (38.1 mm) NPT Standard Pump, AL Center Section, SS Seats, Hardened SS Balls & SP Diaphragm
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