Versatile Seal Ring as-213/23.39*3.53/as-568 High-Quality NBR O Ring Rubber for Custom Needs

Product Details
Customization: Available
Material: Customized
Application: Multipurpose Use
Still deciding? Get samples of $ !
Order Sample
Shipping & Policy
Shipping Cost: Contact the supplier about freight and estimated delivery time.
Payment Methods:
visa mastercard discover JCB diners club american express T/T
PIX SPEI OXXO PSE OZOW PayPal
  Support payments in USD
Secure payments: Every payment you make on Made-in-China.com is protected by the platform.
Refund policy: Claim a refund if your order doesn't ship, is missing, or arrives with product issues.
Secured Trading Service
Diamond Member Since 2025

Suppliers with verified business licenses

Audited Supplier Audited Supplier

Audited by an independent third-party inspection agency

to see all verified strength labels (12)
  • Versatile Seal Ring as-213/23.39*3.53/as-568 High-Quality NBR O Ring Rubber for Custom Needs
  • Versatile Seal Ring as-213/23.39*3.53/as-568 High-Quality NBR O Ring Rubber for Custom Needs
  • Versatile Seal Ring as-213/23.39*3.53/as-568 High-Quality NBR O Ring Rubber for Custom Needs
  • Versatile Seal Ring as-213/23.39*3.53/as-568 High-Quality NBR O Ring Rubber for Custom Needs
  • Versatile Seal Ring as-213/23.39*3.53/as-568 High-Quality NBR O Ring Rubber for Custom Needs
  • Versatile Seal Ring as-213/23.39*3.53/as-568 High-Quality NBR O Ring Rubber for Custom Needs
Find Similar Products
  • Overview
  • Product Description
  • Specification
  • Application Photos
  • After Sales Service
  • Company Profile
  • FAQ
Overview

Basic Info.

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

Packaging & Delivery

Package Size
6.00cm * 6.00cm * 6.00cm
Package Gross Weight
2.000kg

Product Description

Product Description
Versatile Seal Ring AS-213/23.39*3.53/AS-568 High-Quality NBR O Ring Rubber for Custom Needs
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: Perfectly suited for automotive engines, fuel systems, and transmission systems, offering reliability and efficiency.
2. Industrial Machinery: Ideal for use in hydraulic presses, pumps, and compressors, ensuring optimal performance.
3. Aerospace Field: Designed for use in fuel tanks and hydraulic actuators, providing superior sealing solutions.
4. Plumbing and Water Systems: Ensures leak-proof solutions for faucets, valves, and pipe joints.

Key Configurations
Material:
NBR (Nitrile Butadiene Rubber)
FKM-90 (Fluorocarbon Rubber)
Standards Compliance:
AS-112
AS-568
Precision Level:
ID precision is maintained at ±0.1 mm or ±0.004 inches for smaller sizes, with CSD tolerances allowing a variation of approximately ±0.05 mm or ±0.002 inches for standard sizes.
Versatile Seal Ring as-213/23.39*3.53/as-568 High-Quality NBR O Ring Rubber for Custom Needs
Application Photos
Versatile Seal Ring as-213/23.39*3.53/as-568 High-Quality NBR O Ring Rubber for Custom Needs
Versatile Seal Ring as-213/23.39*3.53/as-568 High-Quality NBR O Ring Rubber for Custom Needs
Versatile Seal Ring as-213/23.39*3.53/as-568 High-Quality NBR O Ring Rubber for Custom Needs
After Sales Service
Standard Warranty: Enjoy peace of mind with our comprehensive 12-month warranty.
Timely Response and Technical Support: Our dedicated 24/7 customer service hotline ensures prompt assistance and resolution of any queries or issues.
On-site Maintenance and Repair: For situations requiring hands-on solutions, our after-sales team dispatches skilled technicians equipped with professional tools and spare parts directly to your location.
Regular Follow-up and Customer Feedback Collection: After resolving issues, we consistently follow up to evaluate product performance and customer satisfaction. We actively collect feedback and suggestions, which are integral to our product and service enhancement, continuously elevating your experience.
Company Profile
Versatile Seal Ring as-213/23.39*3.53/as-568 High-Quality NBR O Ring Rubber for Custom Needs
Versatile Seal Ring as-213/23.39*3.53/as-568 High-Quality NBR O Ring Rubber for Custom Needs
Shanghai Dongzhiding Rubber and Plastic Technology Co., Ltd.
Shanghai Dongzhiding Rubber and Plastic Technology Co., Ltd. is a leading Chinese manufacturer with over 16 years of expertise in O-ring seal rubber products. We are ISO 9001 and CE certified, exporting to over 50 countries. Our commitment to quality and innovation is backed by extensive R&D and stringent quality control.
Versatile Seal Ring as-213/23.39*3.53/as-568 High-Quality NBR O Ring Rubber for Custom Needs
Versatile Seal Ring as-213/23.39*3.53/as-568 High-Quality NBR O Ring Rubber for Custom Needs
Versatile Seal Ring as-213/23.39*3.53/as-568 High-Quality NBR O Ring Rubber for Custom Needs
Why Choose Us?
Other Products
Benefit from our robust OEM/ODM capabilities, tailored to suit your specific needs.
Take advantage of our competitive pricing and attractive bulk discounts.
Experience fast shipping and seamless customs clearance support.
Explore our comprehensive turnkey project solutions, designed to streamline your operations.
HNBY RUBBER SEAL
SIL SILICON RUBBER SEAL
EPDM RUBBER SEAL
METAL RUBBER SEAL
Versatile Seal Ring as-213/23.39*3.53/as-568 High-Quality NBR O Ring Rubber for Custom Needs
FAQ
Q: What's the lead time for orders?
A: For our standard models, experience the efficiency of rapid shipping, ensuring your order arrives within just 15 to 30 days. Opting for a customized unit? Allow us 30 to 45 days to meticulously craft your order, ensuring that every intricate detail aligns perfectly with your exact specifications for unparalleled satisfaction.
Q: Do you provide after-sales service overseas?
A: Yes, indeed! We have cultivated strategic alliances with service centers strategically situated across key global regions. This enables us to provide seamless, exceptional after-sales support, ensuring our international clients enjoy uninterrupted assistance and peace of mind.
Q: Can I request a customized bucket size?
A: Absolutely! We take great pride in offering bespoke attachments tailored precisely to your unique specifications, guaranteeing not only optimal performance but also unmatched satisfaction with every use.
Q: What documents do you provide for export?
A: Our export package is meticulously curated to ensure a smooth international shipping experience. It includes essential documents such as the Commercial Invoice, Packing List, Bill of Lading, Certificate of Compliance (COC), among others, all designed to facilitate hassle-free global transactions.
Q: How do I place an order?
A: To place an order, simply contact us via email or phone to receive a comprehensive, detailed quote. Once satisfied, confirm your purchase with a Purchase Order (PO) to seamlessly initiate the ordering process.

Send your message to this supplier

*From:
*To:
*Message:

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now