Name: Premium Polyurethane Hydraulic Piston Rod Oil Seals
SKU: 1592
Availability: OutOfStock

Premium Polyurethane Hydraulic Piston Rod Oil Seals

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Premium Polyurethane Construction: Made from high-grade polyurethane material with 93 Shore A hardness, offering exceptional wear resistance, aging resistance, and durability for long-lasting performance in demanding industrial applications.
Superior Sealing Performance: Features UN-type single lip U-cup design with Y-shaped cross-section that provides reliable sealing under high pressures up to 35MPa while preventing dust, dirt, sand, and metal debris from entering hydraulic systems.
Versatile Size Range: Available in multiple sizes from 8mm to 19mm diameter, accommodating various industrial hydraulic cylinder configurations including piston rods, guide rods, and static pressure applications with precise dimensional accuracy.
High-Pressure Capability: Engineered to withstand working pressures up to 35MPa and operating speeds up to 0.5m/s, making them ideal for heavy-duty hydraulic cylinders, hoists, and industrial machinery requiring reliable sealing solutions.
Easy Installation and Maintenance: Precision-manufactured with minimal size tolerance variations for consistent performance, featuring blue color coding for easy identification and environmental protection technology ensuring safe, eco-friendly operation without harmful chemicals.

Size

10x16x4(5pcs)
10x16x6(5pcs)
10x16x8(5pcs)
10x18x5(5pcs)
10x18x6(5pcs)
10x18x8(5pcs)
10x20x5(5pcs)
10x20x6(5pcs)
10x20x7(5pcs)
10x20x8(5pcs)
10x22x6(5pcs)
10x22x8(5pcs)
11.2x19.2x5(5pcs)
12.5x20.5x5(5pcs)
12.5x22.5x8(5pcs)
12x18x5(5pcs)
12x18x6(5pcs)
12x18x8(5pcs)
12x20x5(5pcs)
12x20x6(5pcs)
12x20x8(5pcs)
12x22x5(5pcs)
12x22x6(5pcs)
12x22x7(5pcs)
12x22x8(5pcs)
12x24x6(5pcs)
12x24x8(5pcs)
12x25x10(5pcs)
12x25x5(5pcs)
12x25x8(5pcs)
14x20x5(5pcs)
14x20x6(5pcs)
14x20x8(5pcs)
14x22x5(5pcs)
14x22x6(5pcs)
14x22x8(5pcs)
14x24x5(5pcs)
14x24x6(5pcs)
14x24x8(5pcs)
14x25x8(5pcs)
14x26x5(5pcs)
14x28x10(5pcs)
15x22x5(5pcs)
15x22x6(5pcs)
15x22x8(5pcs)
15x25x5(5pcs)
15x25x6(5pcs)
15x25x7(5pcs)
15x25x8(5pcs)
15x30x10(5pcs)
15x30x8(5pcs)
16x22x5(5pcs)
16x22x6(5pcs)
16x22x7(5pcs)
16x22x8(5pcs)
16x24x5(5pcs)
16x24x6(5pcs)
16x24x8(5pcs)
16x26x5(5pcs)
16x26x6(5pcs)
16x26x7(5pcs)
16x26x8(5pcs)
16x28x6(5pcs)
16x28x8(5pcs)
18x24x5(5pcs)
18x24x6(5pcs)
18x24x8(5pcs)
18x25x5(5pcs)
18x26x5(5pcs)
18x26x6(5pcs)
18x26x7(5pcs)
18x26x8(5pcs)
18x28x5(5pcs)
18x28x6(5pcs)
18x28x8(5pcs)
18x30x6(5pcs)
18x30x8(5pcs)
18x32x7(5pcs)
18x34x8(5pcs)
19x25x5(5pcs)
19x25x7(5pcs)
19x26x5(5pcs)
8x14x6(5pcs)
8x14x8(5pcs)
8x16x4(5pcs)
8x16x6(5pcs)
8x16x8(5pcs)
8x18x6(5pcs)
8x18x8(5pcs)
9x19x6(5pcs)
9x19x8(5pcs)

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High-Performance UN Type Single Lip U-Cup Seals for Industrial Hydraulic Systems

These premium polyurethane hydraulic piston rod oil seals represent the pinnacle of sealing technology, engineered specifically for demanding industrial applications. Polyurethane seals are ideal for environments with high abrasion, such as mining and construction, due to their excellent wear resistance. The UN-type design features a distinctive Y-shaped cross-section that provides superior sealing performance while maintaining exceptional durability in harsh operating conditions.

Constructed from high-grade polyurethane material with 93 Shore A hardness, these seals deliver outstanding resistance to wear, extrusion, and aging. The single lip U-cup design ensures reliable sealing under pressures up to 35MPa while accommodating working speeds of up to 0.5m/s. Widely used in the hydraulic cylinder to prevent dust, dirt, sand, and metal debris from entering, and easy to install, making them essential components for maintaining system integrity.

The precision-engineered seals feature minimal size tolerance variations, ensuring consistent performance and extended service life. Available in multiple sizes ranging from 8mm to 19mm, these seals accommodate various industrial hydraulic cylinder configurations. Their blue color coding provides easy identification during installation and maintenance procedures, while the environmental protection technology ensures safe operation without harmful chemicals.

Perfect for industrial hydraulic cylinders, hoists, and piston rod applications, these seals provide comprehensive protection against contamination while maintaining optimal system efficiency. The advanced polyurethane formulation offers superior chemical resistance and temperature stability, making them suitable for diverse industrial environments where reliability and performance are paramount.

Multiple sizes of hydraulic oil seals arranged showing 8mm to 19mm diameter range options.
Close-up view of single lip U-cup design hydraulic seal showing precision manufacturing quality.

Industrial hydraulic cylinder piston rod installation demonstration with polyurethane seal. Hydraulic seal packaging showing bubble pack protection and size specifications labeling. Premium blue polyurethane UN hydraulic seal with Y-shaped cross-section for piston rod applications.