Do you follow international standards for rubber products?

Yes, we comply with ASTM D2000 for rubber materials and ISO 3302/ISO 2768 for tolerances.

What materials do you offer?

We work with NBR, EPDM, Silicone, FPM (FKM), Neoprene (CR), NR, IIR, SBR, ACM, AEM, Fluorosilicone (FVMQ), FFKM, Liquid Silicone, Sponge, and more.

Industrial-Grade Single-Acting U-Cup Piston Seal PU Hydraulic Seal for Harsh Environments

Name: Industrial-Grade Single-Acting U-Cup Piston Seal PU Hydraulic Seal for Harsh Environments
Brand: Shanghai HSCO Hydraulic Machinery Co., Ltd.
SKU: 2140700172

Shanghai, ChinaShanghai HSCO Hydraulic Machinery Co., Ltd.

US$0.10-1.00

10 Pieces

Product profile

Customization

Available

Material

Application

Cylinder

Model NO.

WU7 series

Type

Piston Seal

Performance

High Pressure

Shape

O-Ring

Standard

Standard, Nonstandard

Temperature

-57°C to +135 °C

Pressure

344bar

Speed

up to 0.5m/S

Application Examples

Construction Machinery /Forestry Machinery

Export Market

Global

Transport Package

Customers Required

Specification

Customers Required

Trademark

HSCO

Origin

China

Production Capacity

500000

Key features

High Pressure Sealing: WU7 profile provides enhanced sealing up to 344 bar with excellent wear resistance.

Premium PU Material: Made from Parker proprietary urethane compounds for superior durability.

Customization Support: Offers OEM/ODM services and full customization from samples or designs.

Strict Quality Control: 100% inspection and compliance with ASTM D2000 and ISO standards.

Fast Delivery: 5-7 days for in-stock items; 15-20 days for custom orders.

Sample Availability: Samples available for quality checking with refund upon bulk order.

Global Export: Serves global markets with reliable supply chain and professional support.

Company profile

High Repeat Buyers ChoiceExhibition ExperienceR&D CapabilitiesProduction Process Visualization

Shanghai HSCO Hydraulic Machinery Co., Ltd.

Shanghai, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 2 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.37h

About Our Factory & Business Background

Address1st Floor, Building 5, Lane 529, Xiangche Road, Chedun Town, Songjiang District, Shanghai, China

Plant Area1600 square meters

Number of Employees43

Registered Capital10,000,000 RMB

Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment

International Commercial Terms(Incoterms)FOB, CFR, CIF, EXW

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month

Minimum Order Quantity1 Pc

Supply Chain Partners17

Our Production Capability & Technical Expertise

Main ProductsHydraulic Valve, Hydraulic Seal, Manifold Block, Manifold Valve

Production Lines1

Production MachinesCNC Center, Grinding Machine, Radial Drilling Machine, Valve Group Test System, Ultrasonic Cleaning Machine

QA/QC inspectors4 people

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers6 people

Traceability of Raw MaterialsYes

Our Industry Experience & Global Business Record

Year of Establishment2019-06-28

Main MarketsDomestic

Repeat Buyers Choice50%~80%

Number of Foreign Trading Staff2

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:What is the payment term?

We accept T/T 30% deposit and 70% balance against copy of B/L, or L/C at sight. West Union, VISA, and PayPal are also available.

Q:What is the normal lead time for product orders?

Usually 5-7 days if the goods are in stock. For out-of-stock items, it takes 15-20 days, depending on the order quantity.

Q:What is your standard packing?

Standard packing is carton boxes with pallets. Custom packing options are available upon request.

Q:Why should you buy from us instead of other suppliers?

We offer OEM & ODM services, high-quality products at competitive prices, strict QC control, and on-time delivery.

Q:Can we get a sample for reference?

Yes, samples are available for quality checking. The buyer covers the shipping cost, which will be refunded upon bulk order confirmation.

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