OTTO Hydraulic Pump Piston Shoe (8050658) for Hitachi excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Hydraulic Main Pump Assembly (4663300) for Hitachi ZX excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Hydraulic Pilot Pump (4472007) for Hitachi ZX excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Hydraulic Main Pump Assembly (4437197) for Hitachi ZAXIS70 / ZX70 / ZX80 excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Compression Return Spring (4413753) for Hitachi ZX excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Piston Plunger (4360590) for Hitachi ZX excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Hydraulic Pump Center Shaft / Center Pin (4339296) for Hitachi EX100-5 / EX120-5 / EX130H-5 / EX135US-5 (HPV091 / 102) excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Tilting Pin / Servo Piston Pin (4338053) for Hitachi ZAX200-3 / ZAX210-3 / ZAX240-3 / ZX280-3 (HPV118) excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Pump Disc Spring (4289874) for Hitachi ZX (HPV102 / 118) excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Compression Spring (4255077) for Hitachi ZX excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Hydraulic Pump Plug (4233165) for Hitachi ZX200 (HPV102 / 116) excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.

OTTO Spring of Rotor / Disc Spring (4194362) for Hitachi HPV145 / HMGF57A / ZX330 / EX270-5 excavator - bolted to the pump drive on the engine, behind the coupling. It draws oil from the hydraulic tank and delivers it under pressure to the main control valve, which feeds the boom, arm, bucket and travel circuits. Supplied as an OTTO replacement, checked before packing, with 3-12 months warranty options. Send us your machine serial and a photo of the old part and we will confirm fitment before dispatch.