This Tappet is supplied for Excavator / Construction Machinery CM556, CM2350, B121B, CM2150, CM2250, CM850. It can be matched by replacement part numbers including 4921732; 9 6C8; 3 B3; 3 B4; 5 B5; 9 B6; 7 ISB6; 7 ISC ISF3; HL770-7A HX330L R320LC; HL770-7A; HX330L; R320LC-9; 2 4921732. Please send your part number, engine model, machine model or product photo before ordering so we can confirm fitment, availability and delivery time. Guangzhou Zhenghong Construction Machinery Parts Co., Ltd. supports global dealers, repair shops and construction machinery maintenance buyers with inquiry-based excavator spare parts supply.
Replacement part numbers: 4921732; 9 6C8; 3 B3; 3 B4; 5 B5; 9 B6; 7 ISB6; 7 ISC ISF3; HL770-7A HX330L R320LC; HL770-7A; HX330L; R320LC-9; 2 4921732
Applicable models / engines: CM556, CM2350, B121B, CM2150, CM2250, CM850
Brand application: Excavator / Construction Machinery
Send us your part number, engine model or machine model before ordering so we can confirm fitment and availability.





