part 14203 O-Ring, Adapter, Low-Pressure, Rear-70D Cat Pumps code 14203 Details Cat Pumps number14203 DescriptionO-Ring, Adapter, Low-Pressure, Rear-70D Qty per pump3 Also comes in 30952 Seal kit, NBR (STD)33952 Valve kit, NBR (STD)76292 Seal kit, STHT (.3400) Fits these pumps Cat Pumps 25 Frame 4 25302530E25312537