Huilian SB121 Breaker Diaphragm — Durable Replacement for Hydraulic Breakers
Product Overview
The Huilian SB121 breaker diaphragm is a high-quality replacement part designed for hydraulic breakers used on excavators. Manufactured by Huilian Machine, an OEM supplier since 2005, this diaphragm delivers consistent performance, excellent sealing, and long service life. It is an ideal choice for maintenance teams and equipment owners who need a reliable, cost-effective solution.
Key Features & Benefits
Durable Material and Precision Fit
Produced from High Quality rubber compounds and molded to strict tolerances, the SB121 diaphragm offers superior wear resistance and a secure fit. The precision ensures fewer leaks and reduced downtime during operation.
Reliable Performance
Designed to withstand high-impact conditions typical in breaking applications, this diaphragm maintains consistent pressure control and sealing properties over extended use. That means smoother hammer operation and fewer interruptions.
OEM Quality — Cost Effective
As a professional OEM supplier, Huilian provides parts that match the quality of original components but at a competitive price. The SB121 diaphragm is a practical replacement that extends the working life of your breaker without compromising performance.
Compatibility & Applications
The SB121 diaphragm is suitable for a range of hydraulic breakers and excavator models that specify this size and design. It is commonly used in construction, demolition, mining, and roadwork where reliable breaker performance is essential.
Why Choose Huilian?
Founded in 2005, Huilian Machine is a leading manufacturer of excavator breaker parts. Our team includes experienced R&D experts, technicians, and quality control professionals. We export to over 90 countries, and customers trust our products for their durability and consistency. We also offer a full range of breaker parts including chisels, seals, pistons, and more.
Ordering & Support
For product inquiries, compatibility checks, or to request a quote, visit our website: https://www.huilianmachine.com/. Our sales and after-sales teams are ready to help you choose the right parts and ensure fast delivery. Choose the Huilian SB121 diaphragm for a dependable, easy-to-install replacement that keeps your breaker working at peak performance.
Product Images
Qualification Certificate
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CE Certificate
Certificate of Honor
Q&A
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.
What types of excavator parts do you offer?
We provide a wide range of high-quality excavator parts, including hydraulic breakers, chisels, seal kits, diaphragms, pistons, wear bushes, retainer bars, through bolts, side bolts, valves, and liners.
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.
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.
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