Cat Piston H55E Hydraulic Breaker Rock Hammer Piston for excavator attachments
Cat Piston H55E Hydraulic Breaker Rock Hammer Piston for excavator attachments
| Parts name | H55E H120 H120S Hydraulic Hammer Piston |
|---|---|
| Model | H55E H120 H120S |
| Delivery Time | 1-12 Work days |
| Position | Hydraulic Cylinder System |
| Material | Crmo40 Crmo42 |
| Brand | HUILIAN, or as required |


We could supply the following brand Rock Breaker parts
| Ring Bush | Thrust Bush | Upper Bush | Front Cover | Tool Bush |
| Buffer Seal | Dust Seal | U-Packing | Back-up ring | Side Bolt |
| Rod Moil Point | Chisel | Washer | Through Bolt | Side Rod |
| Air Check Valve | Valve Adjuster | Accumulator | Accumulator Body | Accumulator Cover |
| Front Head | Grease Nipple | Rod Pin | Stop Pin | Rubber Plug |
| Charging V/V | Diaphragm | Seal Kit | O-Ring Seal | Gas Seal |
| Socket Plug | Piston | Adapter | Valve | Valve Plug |
| Down Cushion | Tool Set | N2 Gas Charging Set | N2 Gas Cylinder | B-3way valve assy |
| Seal Retainer | Valve Sleeve | Front Head Pin | Lower Bush | Hex Nut |
| Socket Bolt | Step Seal | Upper Cushion | Rubber Pad | Shock Absorber |
About Guangzhou Huilian Hydraulic Technology
Guangzhou Huilian Hydraulic Technology Co., LTD is a professional manufacturer of Hydraulic Breaker Hammers with 16 years of dedicated expertise. Operating under the principle "Quality Changes the Future," we specialize in R&D, production, and customer service for high-end hydraulic breaker hammers and OEM parts.
Our factory utilizes mature technical databases and precise drawings to manufacture reliable, compatible components for major brands worldwide including Atlas Copco, Komatsu, CAT, Furukawa, Montabert, Indeco, NPK, Soosan, Krupp, JCB, Rammer, and many others. We provide comprehensive critical parts including Seal Kits, Pistons, Diaphragms, Cylinders, Front & Back Heads, Chisels, Accumulators, Bushings, Through Bolts, Valve Sleeves, and Charging Kits—all engineered to meet original performance standards.


FAQ
Q: Are you a manufacturer or a trading company?
A: We are a direct manufacturer with over 15 years of specialized experience in precision engineering and production.
Q: Do you offer product warranties?
A: Yes. All our products come with a standard warranty, with terms tailored to each specific item.
Q: How do you ensure quality control?
A: We have a dedicated, in-house QC team with extensive experience. Every order undergoes full inspection and functional testing before dispatch.
Q: What are your standard lead times?
A: In-stock items ship within 1-3 business days. For custom or bulk orders, the standard production lead time is 2-3 weeks.
Q: What after-sales support do you provide?
A: We offer comprehensive after-sales service:
All customer inquiries receive a response within 24 hours.
Technical support is available 24/7 through dedicated channels.
For confirmed manufacturing defects, we provide free replacement units.
Q: What payment methods do you accept?
A: We accept a full range of international payment terms, including T/T, D/A, D/P, L/C, and O/A. Final payment terms must be confirmed before shipment.
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