part 129638 Backup Ring, Discharge Seat Cat Pumps code 129638 Details Cat Pumps number129638 DescriptionBackup Ring, Discharge Seat Qty per pump1 or 3 Also comes in 31556 Kit, Repair31708 Kit, O-Ring (Includes: 414, 415, 424, 428-43076390 Valve kit, NBR (STD)76679 Valve kit, FPM (.0110) Fits these pumps Cat Pumps 15 Frame block-style 1 1570 Cat Pumps Plunger pumps 4 66DX30G1I66DX35G1I66DX40G1I66DX50G1I
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