CAT 30821 Replacement - Valve Kit with O-Rings (3-Valve)

OEM replacement for CAT Pumps 30821 / Kit C1. This 3-valve kit includes valves, springs, seats, plugs, retainers, and O-rings for medium-temperature applications (up to 113°F / 45°C). Two kits are required to service an entire pump. Compatible CAT Pump Models: 30, 30.CO2, 30RS.CO2, 310, 310B, 310S, 310.CO2, 340, 340B, 340S, 350, 350B, 350S, 5CP2120W, 5CP2140WCS, 5CP2150W. Cross-References: 87212610, C030821, 8.721-261.0, K30821, KIT30821.