4D88 Yanmar 129602-51741 Diesel Pump Head Assy Parts Fuel Pump Fits PC40MR-2

Our main product lines of Excavator parts below:

1) Undercarriage spare parts: track shoe, track link, bolt, track roller, carrier roller, sprocket, front Idler, idler cushion…
2) Swing circle and related parts: swing gear, swing circle, swing machinery , moter ass'y, ring, valve, carrier …
3) Engine spare parts: cylinder head, cylinder block, turbocharger, piston, piston ring, metal, crankshaft, oil pump, fuel injection pump, water pump, alternator, starting motor…
4) Hydraulic spare parts: main valve, main pump, solenoid valve, boom/arm/bucket cylinder, final drive, travel motor, swing machinery, swing Motor…
5) Operator’s Cab spare parts: monitor, controller, engine controller, wiring harness, seat, air conditioner, air compressor…
6) Work equipment: boom, boom cylinder, arm cylinder, arm, bucket cylinder, bucket, link, tooth, adapter, cutter…
7) Quick-wear part: pin, bushing, filter, belt, bucket lip…
8) Electrical system: battery ,alternator, light, cable, relay, monitor, accelerator motor ass’y, starting motor, air conditioner, controller...
9) Cooling system: radiator core ass’y, oil cooler ass’y, after cooler ass’y, condenser ass’y, air cooler ass’y, oil cooler cover...
10) Fuel tank and related parts: strainer, sensor, fuel tank, water seperator…

Hydraulic Seal installation requirements:

1. the hydraulic sealing gaskets and flange sealing surface should be clean

2. hydraulic sealing gasket diameter should be smaller than flange seal face outside and inside diameter should be slightly bigger than a pipe inside diameter

3. Sealing gasket pre-tightening force should not exceed the design rules

4. sealing asbestos gasket compression, it is best to use the torque wrench

5. Installing a sealing gasket, should be in order, in turn, tighten the nut

6. if there is any leakage, must be installed after antihypertensive treatment to replace or adjust the sealing gasket