“Jaeco FRAM 519 Duplex Pump Maintenance Kit” has been added to your cart. View cart $3.75 JaecoFram O-Ring, Adjuster - JaecoFram O-Ring, Adjuster quantity + Add to cart SKU: 00064-P151 Category: JaecoFram Replacement Parts Description O-Ring, Adjuster for JaecoFram Model 511, Drawing #529 Related products Jaeco FRAM 511 Duplex Pump Maintenance Kit $602.18 Add to cart JaecoFram 3/8″ Check Valve Assembly Double Ball With Spring 316 S.S. $162.75 Add to cart Jaeco FRAM 519 Simplex Pumps Maintenance Kit $305.55 Add to cart Previous Next 877.778.3456 Request A Quote