Huilian SB120 Membrane — Reliable Excavator Breaker Seal
Product Overview
The Huilian SB120 membrane is a high-quality sealing component designed for excavator hydraulic breakers. Made from durable elastomer materials, the SB120 provides reliable pressure control and prevents fluid leaks inside breaker hammers. It is an ideal replacement part for maintenance teams seeking OEM-level performance without downtime.
Features & Benefits
Durability
Constructed to withstand repeated impact and hydraulic pressure, the SB120 membrane resists wear, heat and oil degradation. Longer life means fewer replacements and lower operating costs.
Performance & Efficiency
By maintaining stable pressure and sealing integrity, the SB120 helps breakers keep consistent power and reduce energy loss. This improves breaking efficiency and supports smoother operation on the job site.
Easy Installation & Maintenance
The SB120 is engineered for straightforward installation during routine service. Clear fit dimensions and consistent quality reduce service time, making it easy for technicians to replace on-site with minimal interruption.
Compatibility & Support
Designed to fit a range of breaker models, the SB120 is compatible with many mainstream excavator breaker hammers. Huilian provides part verification and technical support to ensure correct fit and performance.
Why Choose Huilian
Founded in 2005, Huilian Machine is a trusted OEM supplier of excavator parts. We manufacture hydraulic breaker parts including hammers, chisels, seals, diaphragms and more. Our team of R&D experts, technicians and quality controllers ensures consistent product quality. Huilian exports to over 90 countries and partners with distributors worldwide to deliver fast supply and responsive after-sales service.
Practical Value
Choosing the SB120 membrane means fewer breakdowns, predictable maintenance schedules and lower lifetime costs for your breaker fleet. It’s a cost-effective part that protects your equipment and keeps projects on schedule.
Get It Now
For pricing, fitment or distributor information, visit Huilian’s website or contact our sales team. Trust Huilian for proven quality and global support to keep your breakers working harder, longer.
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Certificate display
GMP Certificate
Hydraulic-Breaker-CE-Certificate
Certificate of Honor
FAQ
What is your shipping and delivery time?
We offer fast and reliable global shipping. Delivery times vary depending on location and order size, but we strive to process and ship orders as quickly as possible.
Do you offer OEM and aftermarket parts?
Yes, we manufacture high-quality OEM parts and supply aftermarket parts from top brands such as NOK, Parker, SKF, and Hallite to ensure optimal performance.
Are your parts compatible with all excavator brands?
Yes, our parts are designed to be compatible with major brands like Komatsu, Caterpillar, Hitachi, Hyundai, Doosan, JCB, Kobelco, Sany, and many more.
How can I ensure I’m selecting the right part for my equipment?
Our expert team can assist you in finding the right part based on your machine model, specifications, and requirements. Contact us for personalized support.

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