SB50 Oil Seal — Durable Excavator Seals by Huilian
SB50 Oil Seal — Reliable Sealing Solutions for Excavator Breakers
Product Overview
The SB50 oil seal is engineered for use in hydraulic breakers and excavator components where reliable fluid containment and contamination exclusion are critical. Designed to meet OEM specifications, the SB50 oil seal minimizes leakage and extends component life, ensuring stable performance under heavy-duty operating conditions.
Compatibility & Performance
SB50 oil seal fits a wide range of breaker models and excavator applications. Its precision dimensions and resilient lip geometry deliver consistent sealing pressure, excellent resistance to abrasion, and stable operation across fluctuating temperatures and pressures—making it ideal for construction, mining, and demolition equipment.
Materials & Quality
Constructed from high-grade elastomers and reinforced components, the SB50 oil seal resists oil, hydraulic fluids, and environmental contaminants. Manufactured under strict quality control standards at Huilian, each seal undergoes inspection to ensure durability, dimensional accuracy, and long-term reliability.
Installation & Maintenance
Installation of the SB50 oil seal is straightforward with standard tools and best-practice techniques. Proper installation and periodic inspection prevent premature wear. Huilian provides technical guidance and seal kits to simplify maintenance and reduce machine downtime.
Why Choose Huilian
Founded in 2005, Huilian Machine is a professional OEM supplier of excavator parts and a leading breaker parts manufacturer from China. Our team of skilled technicians, R&D experts, and quality control staff ensure every SB50 oil seal meets rigorous standards. We offer seals, kits, pistons, chisels, and more—backed by experienced after-sales support.
Global Reach & Partnership Opportunities
Huilian exports products to over 90 countries and seeks global distributor partners to support sustainable industry growth. Visit https://www.huilianmachine.com/ to explore product catalogs, request samples, or discuss bulk and distribution opportunities with our sales team.
Call to Action
Choose the SB50 oil seal from Huilian for dependable sealing performance and OEM-quality assurance. Contact us today to request a quote, technical datasheet, or to become a Huilian distributor.
SB50 oil seal Display
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.
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.
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.
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.

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