SB40Ⅱ Seal Kit — Premium Excavator Seal Kits by Huilian

SB40Ⅱ seal kit — Reliable Sealing Solutions from Huilian

Product Overview

The SB40Ⅱ seal kit is a complete, OEM-grade sealing solution designed specifically for hydraulic breakers and excavator attachments. Manufactured by Huilian, a professional supplier founded in 2005, this seal kit includes high-quality O-rings, backup rings, U-cups and specialty seals to restore pressure integrity and extend the service life of your breaker piston and valve assemblies.

Key Features

SB40Ⅱ seal kit combines durable elastomers, precision molding and optimized tolerances to resist extrusion, abrasion and high-temperature aging. Key benefits include excellent oil compatibility, low permeability, and consistent compression set resistance—delivering improved breaker performance and reduced downtime for field operations.

Compatibility & Applications

Designed for SB40Ⅱ-series breakers and compatible excavator models, the SB40Ⅱ seal kit fits pistons, cylinders, valves and other wear components. Ideal for construction, demolition, quarrying and mining applications, it helps maintain hydraulic efficiency and power transfer in heavy-duty environments.

Quality Assurance

Huilian applies strict quality control and testing protocols, leveraging an experienced R&D and QC team. Each SB40Ⅱ seal kit is inspected for dimensional accuracy and material integrity to meet international standards. Our parts are exported to over 90 countries and are trusted for consistent, repeatable performance.

Why Choose Huilian

As one of China’s leading excavator breaker parts manufacturers, Huilian offers a broad product range—hydraulic breaker hammers, chisels, diaphragms, pistons, WearBush, retainer bars, bolts, valves and liners. Choosing the SB40Ⅱ seal kit from Huilian means partnering with a company committed to innovation, service and sustainable distributor relationships worldwide.

Ordering & Support

Huilian provides global distribution, competitive OEM pricing and after-sales support to help you select the correct SB40Ⅱ seal kit and replacement components. Visit https://www.huilianmachine.com/ to contact sales, request technical datasheets or become a distributor and ensure your equipment runs reliably season after season.