View 0 Photos View 0 Videos 2005 Caterpillar 304 CR Hydraulic Valve for a Caterpillar 304CR Newly Listed $3,000 USD (USED) CAT 304CR Spools: - Part#: - Type: MAIN CONTROL VALVE Ref# 569-3951 ConditionUsedFits To Make(s)CaterpillarFits To Model(s)304CRPart Number569-3951Stock Number25950762 MLS Number14254119CategoryHydraulic Valves (Equipment) Last Updated3/19/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info