High-Performance Rubber Seal as-213/23.39*3.53/as-568 NBR O Ring for All Applications

• Customization: Available
• Material: Customized
• Application: Multipurpose Use
• Model NO.: AS-213/23.39*3.53/AS-568
• Type: Stationary Seal
• Performance: High Pressure
• Shape: Standard and Customized
• Standard: Standard
• Color: Customized Color
• OEM/ODM: Yes
• Size: Customized Size
• Operational Temperature Range: -20~+220ºC
• Transport Package: Standard Packing
• Specification: Customized
• Trademark: DZD
• Origin: China
• Package Size: 6.00cm * 6.00cm * 6.00cm
• Package Gross Weight: 2.000kg

Product Description

Product Description

High-Performance Rubber Seal AS-213/23.39*3.53/AS-568 NBR O Ring for All Applications

Our Custom High Precision O Ring Seals are crafted with top-notch quality materials, specifically featuring NBR (Nitrile Butadiene Rubber) for this particular model. The precision in manufacturing these O ring seals is of the highest standard, ensuring excellent performance and reliability. They are designed to meet the exacting requirements of diverse applications. With specific dimensions of 23.39*3.53 as per the AS-213 standard and conforming to the AS-568 standard, these seals are also available in FKM-90 variant for different usage scenarios. The NBR material offers good resistance to oil, fuel, and other common chemicals, making it a versatile choice for a wide range of industrial and mechanical settings.

Specification

Material	Nitrile Butadiene Rubber (NBR)	Fluororubber (FKM)
Color	Red, Black, Blue, etc. Customized
Size	Standard&Customized
Density	Typically 0.95-1.25 g/cm³, depending on filler content (common grades: ~1.0-1.1 g/cm³).	Usually 1.8-2.0 g/cm³  (high density due to fluorine content).
Hardness	Typically 40 - 90 Shore A, with common industrial grades at 60 - 80 Shore A	Usually 50 - 90 Shore A, with high - performance grades often at 70 - 85 Shore A.
Temperature	-40°C to +100°C (-40°F to +212°F)	-20°C to +200°C (-4°F to +392°F)
Tolerance	Tolerance Class for Cross-Section Diameter (CSD)AS568 Class: - Small sizes: ±0.05-0.13 mm - Medium sizes: ±0.13-0.25 mm - Large sizes: ±0.25-0.41 mm Tolerance Class for Inner Diameter (ID) - Small sizes: ±0.13-0.38 mm - Medium sizes: ±0.38-0.76 mm - Large sizes: ±0.76-1.52 mm	Tolerance Class for Cross-Section Diameter (CSD)AS568 Class: - Small sizes: ±0.05-0.13 mm - Medium sizes: ±0.13-0.25 mm - Large sizes: ±0.25-0.41 mm Tolerance Class for Inner Diameter (ID) - Small sizes: ±0.13-0.38 mm - Medium sizes: ±0.38-0.76 mm - Large sizes: ±0.76-1.52 mm
Advantages	1. Excellent resistance to mineral oils, fuels, and hydraulic fluids. 2.Good mechanical strength and abrasion resistance. 3.Cost-effective and widely available. 4.Versatile for moderate temperature applications (-40°C to +120°C).	1.Exceptional resistance to high temperatures (+200°C, up to +230°C for premium grades). 2.Outstanding chemical resistance to acids, solvents, and fuels. 3.High durability in aggressive environments (e.g., chemicals, aerospace). 4.Long service life in harsh conditions.
Application	Hydraulic systems; Fuel systems; Automotive engines; Oil pumps; Other general industrial; equipment with oil-based media.	High-temperature environments; Automotive engines; Turbochargers, gaskets; Chemical processing plants; Aerospace seals; Applications of aggressive chemicals or fuels.
Storage& Maintenance	1. Regular Inspection: Periodically check the O-ring for signs of wear, such as abrasion on the surface, and aging, which may present as cracking, hardening, or discoloration.  2. Timely Replacement: Replace O-rings immediately if they are damaged, deformed, or show signs of aging. A defective O-ring can no longer ensure proper sealing performance. 3. Exposure Avoidance: Prevent O-rings from being exposed to harsh environments for extended periods.

Applications

1. Automotive Industry: Perfect for automotive engines, fuel systems, and transmission systems, ensuring optimal performance.

2. Industrial Machinery: Designed for hydraulic presses, pumps, and compressors, offering durability and efficiency.

3. Aerospace Field: Ideal for fuel tanks and hydraulic actuators, providing reliable sealing solutions.
4. Plumbing and Water Systems: Ensures leak-proof performance in faucets, valves, and pipe joints.

Key Configurations

Material:

NBR (Nitrile Butadiene Rubber) - renowned for its resilience.
FKM-90 (Fluorocarbon Rubber) - offering superior chemical resistance.
Standards Compliance:

AS-112 - ensuring industry-standard quality and reliability.
AS-568 - aligning with global standards for consistent performance.
Precision Level:

Incredible precision with an ID tolerance of ±0.1 mm or ±0.004 inches for smaller sizes, and a CSD tolerance of approximately ±0.05 mm or ±0.002 inches for common sizes.

Application Photos

After Sales Service

Standard Warranty: 12 months - a testament to our confidence in product quality.

Timely Response and Technical Support: Benefit from our 24/7 customer service hotline, ensuring you are never left without assistance.

On-site Maintenance and Repair: For complex issues, our skilled technicians, armed with professional tools, will provide on-site support to resolve any challenges swiftly and effectively.

Regular Follow-up and Customer Feedback Collection: We prioritize continuous improvement by conducting regular follow-ups post-resolution, gathering invaluable customer insights to enhance our products and services, thereby enriching your experience.

Company Profile

Shanghai Dongzhiding Rubber and Plastic Technology Co., Ltd.

Shanghai Dongzhiding Rubber and Plastic Technology Co., Ltd. is a leading manufacturer in China, specializing in O-ring seal rubber products. With over 16 years of expertise, ISO 9001 and CE certifications, and a footprint in over 50 countries, we deliver products that are synonymous with innovation and quality.

Why Choose Us?

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FAQ

Q: What's the lead time for orders?
A: For our standard models, expect the swift shipping of your order within 15 to 30 days, ensuring you receive quality products promptly. If you're opting for a customized unit, please allow 30 to 45 days. This ensures that every intricate detail is meticulously crafted to meet your exact specifications, providing you with a product that perfectly aligns with your needs.

Q: Do you provide after-sales service overseas?
A: Yes, indeed! We have established strategic partnerships with service centers located in key regions worldwide. These alliances ensure that we deliver seamless and exceptional after-sales support for all our esteemed international clients, offering peace of mind and continued satisfaction with our products.

Q: Can I request a customized bucket size?
A: Absolutely! We are delighted to offer customized attachments tailored to your specific requirements. This bespoke service ensures optimal performance and satisfaction, as we craft solutions that perfectly align with your unique needs.

Q: What documents do you provide for export?
A: Our comprehensive export package is designed to facilitate smooth and hassle-free international shipping. It includes all the essential documents such as the Commercial Invoice, Packing List, Bill of Lading, and Certificate of Compliance (COC), ensuring that every aspect of your export is covered with precision and care.

Q: How do I place an order?
A: Placing an order is simple and convenient! Just reach out to us via email or phone to receive a detailed quote tailored to your needs. Once you're satisfied with the details, confirm your purchase with a Purchase Order (PO) to seamlessly initiate the process and embark on your journey with our exceptional products.