O-Ring NBR 3.5x1.5 mm 70 ShA 1000 pcs Bulk Pack for Industrial Applications

What is an O-Ring NBR 3.5x1.5 mm 70 ShA 1000 pcs?

The O-Ring NBR 3.5x1.5 mm 70 ShA 1000 pcs is a precision sealing ring manufactured from NBR (Buna-N) rubber with a hardness of 70 Shore A, supplied exclusively in a bulk package containing 1000 pieces. This packaging format is intended for OEM manufacturers, MRO departments, industrial production facilities, machine builders and technical distributors that require a consistent inventory of sealing components for continuous production, equipment assembly and preventive maintenance. This description applies exclusively to the 1000-piece bulk package.

Technical Specifications

*Typical operating range for NBR. Actual performance depends on operating conditions, pressure and the media involved.

Designed for Continuous Industrial Production

The 3.5x1.5 mm NBR O-Ring is designed for use as a technical sealing element in compact hydraulic systems, pneumatic equipment, precision valves, control units, measuring devices and other industrial applications where reliable static or dynamic sealing is required.

The 1000-piece bulk package supports uninterrupted production by ensuring component availability, reducing procurement frequency and simplifying inventory management for manufacturing plants and maintenance departments.

Maintaining adequate warehouse stock helps minimize production downtime and improves operational efficiency.

Benefits of Buying in Bulk

Choosing the 1000-piece package provides several operational advantages:

• Supports warehouse stock management
• Reduces purchasing frequency
• Simplifies procurement planning
• Lowers the cost per sealing component
• Helps maintain uninterrupted production lines
• Supports OEM manufacturing
• Ideal for MRO maintenance departments
• Convenient bulk packaging for industrial users
• Improves logistics and inventory control
• Ensures component availability for scheduled maintenance

Why Choose NBR 70 Shore A?

NBR (Buna-N) is one of the most widely used elastomers for industrial sealing applications due to its balanced mechanical and chemical properties.

Key material characteristics include:

• Excellent resistance to mineral oils
• Good compatibility with lubricating greases
• Resistance to many hydraulic fluids
• Good abrasion resistance
• Reliable elasticity
• Stable sealing performance in standard industrial operating conditions

Material compatibility should always be verified for the intended fluid, temperature and pressure.

Typical Applications

The 3.5x1.5 mm O-Ring is commonly used in:

• Hydraulic valves
• Pneumatic systems
• Precision control valves
• Hydraulic manifolds
• Pumps
• Small hydraulic cylinders
• Industrial automation equipment
• Measuring devices
• Industrial sealing systems
• OEM equipment manufacturing

Suitable For

This bulk package is recommended for:

• OEM manufacturers
• MRO departments
• Industrial production facilities
• Machine builders
• Automation companies
• Hydraulic equipment manufacturers
• Pneumatic equipment suppliers
• Technical wholesalers
• Industrial distributors
• Maintenance contractors

FAQ

Does this listing include 1000 O-Rings?

Yes. This product description refers exclusively to the 1000-piece bulk package.

What are the dimensions of this O-Ring?

The O-Ring has an inside diameter of 3.5 mm and a cross section of 1.5 mm.

Is this package intended for industrial customers?

Yes. It has been prepared primarily for OEM manufacturers, MRO departments, industrial production facilities and technical distributors.

Which media is NBR compatible with?

NBR is commonly used with mineral oils, lubricating greases and many petroleum-based hydraulic fluids.

Why choose the 1000-piece bulk package?

Maintaining a larger inventory reduces production downtime, improves procurement efficiency and supports continuous manufacturing.

Frequently Asked Questions from Engineers

Is the 3.5x1.5 mm O-Ring suitable for precision hydraulic valves?

Yes. This size is frequently used in compact hydraulic valves, control blocks and precision fluid power components.

Can this O-Ring be used in pneumatic equipment?

Yes. NBR is widely used in standard pneumatic sealing applications.

Is the 1000-piece package suitable for OEM production?

Yes. It is intended for high-volume manufacturing, industrial assembly and repetitive production processes.

Does bulk packaging improve inventory management?

Yes. Maintaining larger stock levels simplifies logistics and reduces the risk of unexpected production interruptions.

Why is 70 Shore A hardness commonly selected?

A hardness of 70 Shore A provides an effective balance between sealing capability, flexibility and mechanical durability across a broad range of industrial applications.