Piston Seal

High-performance PTFE Bronze composite piston seal and guide ring designed for excavator hydraulic systems. Features multiple size options from 80mm to 190mm, prevents oil contamination, extends service life, and works with anti-wear rings. Available for retail and custom orders with quality assurance through pre-production sampling and final inspection.

High-performance PTFE + Bronze composite piston seal and guide ring designed for hydraulic excavators. Features multiple size options from 80mm to 190mm, prevents cylinder oil contamination, and delivers extended service life. Quality guaranteed with pre-production samples and final inspection. Available for small orders and retail sales.

High-performance hydraulic piston seals for excavators and heavy machinery. Durable F-PTFE and elastomer construction withstands 50 MPa and -30°C to 110°C. ISO-certified, low friction, leak-proof. Custom sizes and OEM options available for global supply.

SPGO piston seals for heavy machinery like excavators and crushers. Made of PTFE bronze with NBR/FKM O-ring, rated up to 40MPa and 110°C. Extends maintenance cycles by 2x and improves energy efficiency by 18%. Custom sizes and OEM available.

Durable two-piece OK seal for heavy duty hydraulic pistons. Glass-filled nylon and NBR provide drift-free sealing. Easy installation without tools. Custom sizes available.

Bi-directional piston seal for heavy duty hydraulics. Handles up to 50MPa, -30 to +110°C. Features shock loading resistance, low friction, high wear resistance, and easy installation. Custom sizes available.

Bi-directional OK piston seal for heavy duty hydraulics. Durable two-piece design with glass-filled nylon sealing surface. Drift-free performance. Custom sizes available. Ideal for construction equipment.

Premium PTFE bronze-filled piston rod seals rated for 40MPa pressure and temperatures from -30°C to +110°C. Designed for heavy-duty hydraulic machinery, construction equipment, and industrial applications with speeds up to 4m/s. Available in multiple sizes from 80mm to 190mm diameter.

Low friction SPGO piston seal with PTFE bronze ring and NBR O-ring. Handles up to 160 bar and 15 m/s. Suitable for mineral oil. Custom sizes available. Durable and efficient for hydraulic cylinders.

Low friction PTFE bronze piston seal with rubber O-ring for two-way hydraulic cylinder sealing. Handles up to 160 bar pressure and 15 m/s speed. Temperature range -30 to +110°C. Custom sizes available.

High-performance NBR oil seal rated for 250 Bar, -30 to +100°C, and 0.5 m/s. Ideal for heavy-load hydraulic systems in construction equipment. Durable, customizable, and backed by OEM manufacturing expertise.

High-performance piston seal for heavy-duty excavators. Rated 250 Bar, -30 to 100°C, 0.5 m/s. Durable, custom sizes available. Ideal for construction machinery hydraulic systems.

KDAS compact piston seal for double acting cylinders up to 400 bar. Features a 5-part design with NBR sealing ring, 2 polyester elastomer back-up rings, and 2 POM guide rings. Durable, high-efficiency, customizable with OEM options.

KDAS compact piston seals for double acting cylinders up to 400 bar. Features a 5-part design with NBR sealing lip, POM guide rings, and polyester back-up rings for reduced gap. Durable, efficient, and customizable for industrial applications.

Bi-directional piston seal for heavy duty hydraulic excavators. Two-piece design installs easily without tools. Glass-filled nylon sealing surface ensures drift-free performance. Available in 25mm to 480mm bore sizes. Custom sizes supported.

Five-piece double acting compact seal with NBR sealing element, polyester elastomer back-up rings, and thermoplastic guide rings. Prevents extrusion, absorbs transverse forces. Ideal for machinery repair shops. Durable and efficient.

KDAS DAS piston seal designed for double acting cylinders up to 400 bar. Features NBR sealing lip with POM guide rings and polyester back-up rings for reduced gap. Durable, efficient, and customizable for industrial applications.

Durable 80x60 compact piston seal for double acting cylinders up to 400 bar. NBR sealing lips with POM guide rings ensure shock load resistance and easy installation. Ideal for hydraulic oil systems.

High-performance double acting piston seal rated up to 400 bar. Features a 5-part design with NBR sealing lips, polyester elastomer back-up rings, and POM guide rings for durability. Custom sizes available. Ideal for demanding construction projects.

SPGO low friction piston seal with PTFE+Bronze ring and rubber O-ring for bidirectional sealing. High wear resistance, stick-slip free, and space saving. Ideal for excavators, cranes, and industrial machinery. Custom sizes available.