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0788803 PLUNGER HITACHI for ZX170W-3F/4JJ1T

0788803 PLUNGER HITACHI for ZX170W-3F/4JJ1T

  • Product Number: 0788803
  • Product Name: PLUNGER
  • Machine Model: ZX170W-3F
  • Engine Model: 6WG1,6BG1,4HK1,6UZ1,4JJ1
  • Weight: 0.020KG

Compatible Machine Models:

Excavator 6 to 9.9 tons
ZX85USB-7,ZX75USK-7,ZX75US-7,ZX85US-7

Excavator 15 to 17 tons
ZX160,ZX170W-5A,ZX160LC-3,ZX160LC-HCME,ZX160LC-AMS,ZX160LC-3-AMS,ZX160LC-3-HCME,ZX160W-AMS,ZX160W,ZX170W-3-AMS,ZX170W-3,ZX170W-3DARUMA,ZX170W-3F,ZX160LC-7H,ZX160LC-5N,ZX160LC-5B,ZX160-5B,ZX160LC-5G,ZX160LC-5A,ZX170LC-5A,ZX160LC-6N,ZX160LC-6,ZX160-6,ZX160LC-7,ZX170W-5B,ZX170W-6,ZX160LCT

Excavator 18 to 19 tons
ZX190LC-5B,ZX190-5B,ZX190LC-6,ZX190LCN-6,ZX190-6,ZX190W-5B,ZX190W-5N,ZX190W-6,ZX190W-5A,ZX180W-7,ZX180LC,ZX180LC-3,ZX180LC-HCME,ZX180LC-AMS,ZX180LC-3-AMS,ZX180LC-3-HCME,ZX180W-AMS,ZX180W,ZX190W-3-AMS,ZX190W-3,ZX190W-3DARUMA,ZX190W-3,ZX180LC-7,ZX180LCN-7,ZX195-5A,ZX190LC-7H,ZX180LC-5N,ZX180LC-5B,ZX180LCN-5B,ZX180-5B,ZX180LC-5G,ZX180LCN-5G,ZX190LCN-5B

Excavator 20 to 22 tons
ZX200,ZX210H,ZX210K,ZX200-E,ZX200-X,ZX225USR,ZX225USRK,ZX225US,ZX225USR-E,ZX225US-E,ZX200-3,ZX210H-3,ZX210K-3,ZX225US-3,ZX225USR-3,ZX225USRK-3,ZX200-3F,ZX210H-3F,ZX210K-3F,MA200,ZX210-HCME,ZX210N-HCME,ZX225USR-HCME,ZX225US-HCME,ZX210-AMS,ZX210N-AMS,ZX210-3-AMS,ZX210N-3-AMS,ZX210-3-HCME,ZX210N-3-HCME,ZX210-3FAMS,ZX210LC-3FAMS,ZX210LCN-3FAMS,ZX210-3F-HCME,ZX210LCN-3FHCME,ZX210LC-3F-HCME,ZX200-3G,ZX210H-3G,ZX210K-3G,ZX210W-AMS,ZX210W,ZX210W-3-AMS,ZX210W-3,ZX210W-3DARUMA,ZX220W-3,ZX210W-3F,ZX210W-3F-HCME,ZX200C-5A,ZX210LCN-G,ZX210-6,ZX210LC-6,ZX210X-6,ZX210LCX-6,ZX200-6,ZX200LC-6,ZX210H-6,ZX210LCH-6,ZX210K-6,ZX210LCK-6,ZX200X-6,ZX200LCX-6,ZX210LCN-6,ZX210LC-5G,ZX210MF-5G,ZH210-A,ZH210LC-A,ZH200-A,ZH200LC-A,ZX210-5N,ZX200-5B,ZX210LC-5B,ZX210-5B,ZX210KB-5B,ZX210LCKB-5B,ZX210K-5B,ZX210LCK-5B,ZX210LCN-5B,ZX225US-5B,ZX225USLC-5B,ZX225USRLC-5B,ZX225USR-5B,ZX225USRK-5B,ZX225USRLCK-5B,ZX220LC-GI,ZH210LC-5B,ZH200-5B,ZH200LC-5B,ZH210K-5B,ZH210LCK-5B,ZX200-5A,ZX200LC-5A,ZX210H-5A,ZX210LCH-5A,ZX210K-5A,ZX210LCK-5A,ZX210LC-5A-BRA,ZX225US-7,ZX225USLC-7,ZX225USRLC-7,ZX225USR-7,ZX225USRK-7,ZX225USRLCK-7,ZX200-7,ZX210LC-7,ZX210H-7,ZX210LCH-7,ZX210K-7,ZX210LCK-7,ZX200X-7,ZX200LCX-7,ZX200A-7,ZX200LCA-7,ZX210LCN-7,ZX210-6G,ZX210LC-6G,ZX210LCH-6G,ZX225USLC-6,ZX225US-6,ZX225USRLC-6,ZX225USR-6,ZX225USRK-6,ZX225USRLCK-6,ZH200-5A,ZX210LCN-5A,ZX225US-5A,ZX225USLC-5A,ZH210LC-6,ZH200-6,ZH200LC-6,ZX210LC-7H,ZX210-7G,ZX210H-7G,ZX210LC-7G,ZX210LCH-7G,ZX220W-5B,ZX210W-5A,MA200-G

Excavator 23 to 26 tons
ZX250H-5A,ZX250K-5A,ZX240-5A,ZX240LC-5A,ZX240N-7,ZX245USLC-6,ZX250-7,ZX260LC-7,ZX250LC-7,ZX250LCN-7,ZX250LCH-7,ZX240-7,ZX240LC-7,ZX250H-7,ZX250LCH-7,ZX250K-7,ZX250LCK-7,ZX245USLC-7H,ZX250LC-7H,ZX230W-5N,ZX230,ZX240H,ZX240K,ZX240-3,ZX250H-3,ZX250K-3,ZX260LCH-3G,ZX250-HCME,ZX240-HCME,ZX250-AMS,ZX240-AMS,ZX240-3-AMS,ZX240N-3-HCME,ZX250LC-3-HCME,ZX240N-3FAMS,ZX240N-3F-HCME,ZX240-3G,ZX250H-3G,ZX250K-3G,ZX250W-3,ZX250LC-6,ZX250LCN-6,ZX250-6,ZX240-6,ZX240LC-6,ZX250H-6,ZX250LCH-6,ZX250K-6,ZX250LCK-6,ZX240N-6,ZX250-5B,ZX260LC-5B,ZX250LC-5B,ZX250LCN-5B,ZX240-5B,ZX240LC-5B,ZX250H-5B,ZX250LCH-5B,ZX250K-5B,ZX250LCK-5B,ZX240-5G,ZX240LC-5G,ZX250H-5G,ZX250LCH-5G,ZX250K-5G,ZX250LCK-5G,ZX250L-5G,ZX240N-5B,ZX245USLC-5N,ZX240LC-5A

Excavator 27 to 29 tons
ZX270-3A

Excavator 30 to 39 tons
ZX380LC-5N,ZX330-3

Excavator 40 to 49 tons
ZX470LC-5B,ZX470-5G,ZX470LC-5G,ZX470H-5G,ZX470LCH-5G,ZX470-7,ZX470LC-7,ZX490H-7,ZX490LCH-7,ZX490R-7,ZX490LCR-7,ZX490LCH-6A,ZX490LC-7H,ZX450,ZX450H,450C LC JD,ZX480MT,ZX480MTH,ZX450-3,ZX470H-3,ZX450LC-3-DH,ZX470R-3,ZX470EL-3,ZX450-3F,ZX470H-3F,ZX470R-3F,ZX460LCH-HCME,ZX460LCH-AMS,ZX490-7G,ZX490LC-7G,ZX490H-7G,ZX490LCH-7G,ZX490LCR-7G,ZX470LCH-5B,ZX470R-5G,ZX470LCR-5G,ZX490LCH-5A,ZX490H-5A,ZX470LC-5A,ZX490LC-5A,ZX490LCH-6,ZX470LC-6,ZX490LC-6,ZX470-6,ZX490H-6,ZX490R-6,ZX490LCR-6,ZX490LCH-7,ZX490H-7

Excavator 50 to 59 tons
ZX530LCH-7,ZX530LCH-5A,ZX530LCH-6,ZX500W,ZX520LCR-3F,ZX520LCH-3F,ZX500LC-3F,ZX520LCR-3,ZX520LCH-3,ZX500LC-3,ZX500LCH,ZX500LC

Excavator 60 to 69 tons
ZX670LCH-5B,ZX670LC-5B,ZX690LCR-7G,ZX690LCH-7G,ZX690LC-7G,ZX670LCR-3F,ZX670LCH-3F,ZX650LC-3F,ZX670LCR-3,ZX650LC-3-DH,ZX670LCH-3,ZX650LC-3,ZX650H,ZX600,ZX670LC-5B,ZX690LC-7H,ZX690LCH-6A,ZX690LCR-7,ZX690LCH-7,ZX670LC-7,ZX670LC-5G,ZX670LCH-5G,ZX670LCR-5G,ZX690LCH-5A,ZX670LC-5A,ZX670LC-6,ZX690LCH-6,ZX690LCR-6,ZX690LC-6,ZX690LCH-7,ZX670LC-7,ZX690LCR-7

Excavator 70 to 99 tons
ZX850-3

Excavator 100 to 170 tons
EX1200-7B-BH,EX1200-7-LD,EX1200-7-BH,EX1200-6,EX1200-7B-LD

product details

 

Description

Part Name PLUNGER
Part Number 0788803
Brand Name HITACHI
Place of Origin Japan
Delivery Time 1-3 work days
Packaging Type Cartons

  

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Precision Reciprocating Component for High-Pressure Systems – The Core Element of Fuel Injection and Hydraulic Power.

This genuine Hitachi plunger is a precision-engineered component that slides within a cylinder bore to pressurize fuel or hydraulic fluid. In fuel injection pumps, it is part of a plunger-and-barrel assembly that delivers high-pressure fuel to the engine's injectors. In axial piston pumps used in excavator hydraulic systems (e.g., ZX210LC-3), the plunger (piston) reciprocates within the cylinder block to convert mechanical rotation into hydraulic flow.

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Superior Metallurgy and Precision Fit – Built for Extreme Pressures and Long Service Life.

Manufactured from high-hardness, wear-resistant alloy steel, this genuine plunger is precision-ground to exact OEM tolerances to ensure a perfect seal within the barrel or cylinder bore. In fuel systems, the plunger and barrel are matched as an ultra-precision set (plunger-and-barrel assembly) with clearance measured in microns. In hydraulic pumps, plunger surfaces are hardened to resist scoring and fatigue under continuous high-pressure operation. Available in specific configurations for Hitachi excavator models and engines, including 4BG1T, 6HK1, and EH700 engines.

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Prevent Pressure Loss and Costly Downtime – Genuine Hitachi: Protect Your Fuel and Hydraulic Systems.

A worn or incorrectly matched plunger leads to internal leakage, pressure loss, reduced pump efficiency, and erratic machine performance. Aftermarket plungers often suffer from improper material hardness, inaccurate dimensions, or poor surface finish that accelerates wear. This genuine Hitachi component meets all OEM specifications for material grade, dimensional accuracy, and surface finish—ensuring reliable fuel delivery, consistent hydraulic power, and maximum equipment uptime.

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The Ownership Of The Products Belongs To Guangzhou Qicheng Machinery Equipment Co., Ltd.