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Weichai P530 Piston Assembly (U4101A/XY120PS33/ZS530/2455022) Diesel Injector Piston Unit
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| Product Type | P-type piston assembly / T-Element / piston sleeve assembly |
| Core Model | P530 |
| Manufacturing Material | High-alloy Tool Steel (high wear resistance, anti-galling) |
| Fitting Clearance | 0.0015 - 0.0025 mm |
| Piston Diameter | 9.5 mm / 10 mm (P-Type Standard Series) |
| Surface Treatment | Precision Grinding/Chrome Reinforcement |
| Applicable Pump Type | Bosch P-Type/VE-Type/Inline Pump Diesel Injector |
Manufacturer No.
XY120PS33ZS530
OEM Part No.
U4101U4101A2 418 455 0222455 022
Engine Part No.
Isuzu 4JB1Isuzu 4JG2JMC 4JB1JMC 4JG2
Interchange No.
P530U4101U4101AXY120PS33ZS5302455022
Fitment Vehicles
Isuzu NPR/NKR Series TrucksJiangling Shunda/Baodian Series TrucksLight and Medium Commercial Vehicles
Fuel System - Industrial Encyclopedia
Supply Weichai OEM quality P530 Piston Unit, OEM No. U4101/U4101A/XY120PS33/ZS530/2455022. Precision manufactured from high alloy steel, with clearance of 0.0015-0.0025mm, perfectly compatible with Isuzu, Jiangling and other models' diesel injector pumps, with good atomization and long wear life, the preferred replacement part for diesel engine maintenance.