The Boom Cylinder Seal Kit for Hitachi ZAX330-3 is a complete hydraulic cylinder seal kit designed for repair and maintenance of the boom cylinder on Hitachi ZAX330-3 (ZX330-3) excavators. This kit provides complete replacement of sealing elements to restore cylinder performance, preventing hydraulic fluid leaks and ensuring reliable operation of the boom lift function.
Product Overview
The Boom Cylinder Seal Kit is specifically engineered for Hitachi ZAX330-3 excavator boom cylinders, widely used in heavy construction, mining, and earthmoving applications. This seal kit provides all necessary sealing components for cylinder overhaul in one package, eliminating the need to source individual seals from different suppliers.
The kit is designed for 100mm rod diameter and 145mm bore diameter configurations when using part number 4649049, making it suitable for the boom cylinder on Hitachi ZX330-3, ZX350-3, and related models . The kit covers the sealing elements of one boom cylinder, including rod seals, piston seals, wipers, wear guidance components, backup rings, and O-rings as applicable .
Specifications and Parameters
| Parameter |
Detail |
| Compatible Brand |
Hitachi |
| Compatible Models |
ZX330-3 |
| Cylinder Application |
Boom Cylinder (LH & RH) |
| Material |
PU + PTFE + FKM + NBR |
| Kit Type |
Complete Hydraulic Cylinder Seal Kit |
Product Features
1. Complete All-in-One Kit
Provides all necessary seals for hydraulic boom cylinder overhaul in one package, saving time and reducing ordering errors.
2. Premium Material Construction
Manufactured using Polyurethane (PU), PTFE, FKM, and NBR materials for excellent oil resistance, heat resistance, corrosion resistance, and wear resistance.
3. High-Quality Manufacturing
Manufactured by SANPING SEAL with over 18 years of export expertise, delivering reliable quality and precise specifications for demanding hydraulic applications.
4. Cost-Effective Solution
Compared to the cost of replacing the entire cylinder, this seal kit offers an economical repair solution without compromising on quality.
Need a Boom Cylinder Seal Kit for your Hitachi ZAX330-3 excavator?
Contact SANPING SEAL today with your machine model and cylinder specifications. Our team will verify compatibility and provide a free quote.
