Customizable NBR O Ring Seal 20.22*3.53 - Various Colors Offered

Product Details
Customization: Available
Material: Customized
Application: Multipurpose Use
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  • Customizable NBR O Ring Seal 20.22*3.53 - Various Colors Offered
  • Customizable NBR O Ring Seal 20.22*3.53 - Various Colors Offered
  • Customizable NBR O Ring Seal 20.22*3.53 - Various Colors Offered
  • Customizable NBR O Ring Seal 20.22*3.53 - Various Colors Offered
  • Customizable NBR O Ring Seal 20.22*3.53 - Various Colors Offered
  • Customizable NBR O Ring Seal 20.22*3.53 - Various Colors Offered
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  • Overview
  • Product Description
  • Specification
  • Application Photos
  • After Sales Service
  • Company Profile
  • FAQ
Overview

Basic Info.

Model NO.
AS-211/20.22*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
Custom High Precision O Ring Seals NBR Seal for Diverse Applications AS-211/20.22*3.53/AS-568 /NBR
Our Custom High Precision O Ring Seals are meticulously engineered using premium-grade materials, with NBR (Nitrile Butadiene Rubber) taking center stage in this model. Crafted with unparalleled precision, these O ring seals offer outstanding performance and unwavering reliability, catering to the stringent demands of varied applications. Adhering to precise dimensions of 20.22*3.53 as per the AS-211 standard and fully compliant with the AS-568 standard, these seals also come in the FKM-90 variant to suit diverse usage scenarios. The inherent properties of NBR provide excellent resistance to oil, fuel, and a myriad of common chemicals, making it an ideal choice for a broad spectrum of industrial and mechanical environments.
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: Designed for automotive engines, fuel systems, and transmission systems, ensuring durability and efficiency.
2. Industrial Machinery: Perfect for hydraulic presses, pumps, and compressors, offering robust sealing solutions.
3. Aerospace Field: Reliable for fuel tanks and hydraulic actuators, meeting the high standards of aerospace engineering.
4. Plumbing and Water Systems: Ideal for faucets, valves, and pipe joints, providing secure and leak-proof sealing.

Key Configurations
Material:
NBR (Nitrile Butadiene Rubber)
FKM-90 (Fluorocarbon Rubber)
Standards Compliance:
AS-112
AS-568
Precision Level:
ID precision of ±0.1 mm (±0.004 inches) for smaller sizes. CSD tolerance with an allowable variation of around ±0.05 mm (±0.002 inches) for common sizes, ensuring precise fit and functionality.
Customizable NBR O Ring Seal 20.22*3.53 - Various Colors Offered
Application Photos
Customizable NBR O Ring Seal 20.22*3.53 - Various Colors Offered
Customizable NBR O Ring Seal 20.22*3.53 - Various Colors Offered
Customizable NBR O Ring Seal 20.22*3.53 - Various Colors Offered
After Sales Service
Standard Warranty: 12 months
Timely Response and Technical Support: Our dedicated 24/7 customer service hotline ensures immediate assistance.
On-site Maintenance and Repair: Should remote solutions fall short, our expert after-sales team is ready to deploy technicians equipped with professional tools and spare parts directly to your location.
Regular Follow-up and Customer Feedback Collection: Post-resolution, we engage in regular follow-up to confirm product functionality and customer satisfaction. Your feedback is invaluable, guiding us in refining our offerings and enhancing your overall experience.
Company Profile
Customizable NBR O Ring Seal 20.22*3.53 - Various Colors Offered
Customizable NBR O Ring Seal 20.22*3.53 - Various Colors Offered
Shanghai Dongzhiding Rubber and Plastic Technology Co., Ltd.
Shanghai Dongzhiding Rubber and Plastic Technology Co., Ltd. stands as a premier Chinese manufacturer of O-ring seal rubber products, boasting over 16 years of specialized expertise. Certified with ISO 9001 and CE, we proudly export to over 50 countries, offering dependable products and services driven by R&D innovation and stringent quality control.
Customizable NBR O Ring Seal 20.22*3.53 - Various Colors Offered
Customizable NBR O Ring Seal 20.22*3.53 - Various Colors Offered
Customizable NBR O Ring Seal 20.22*3.53 - Various Colors Offered
Why Choose Us?
Other Products
OEM/ODM capabilities
Competitive pricing & bulk discounts
Fast shipping & customs clearance support
Turnkey project solutions
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Customizable NBR O Ring Seal 20.22*3.53 - Various Colors Offered
FAQ
Q: What's the lead time for orders?
A: Our standard models are promptly shipped within 15–30 days, while our customized units, crafted to your specific requirements, are delivered within 30–45 days.
Q: Do you provide after-sales service overseas?
A: Yes, we proudly offer comprehensive after-sales service through our partnered service centers strategically located in key regions worldwide.
Q: Can I request a customized bucket size?
A: Absolutely! We offer a variety of tailored attachments to perfectly meet your needs.
Q: What documents do you provide for export?
A: We provide a complete export package, including the Commercial Invoice, Packing List, Bill of Lading, Certificate of Conformity (COC), and more to ensure a smooth shipping process.
Q: How do I place an order?
A: Simply reach out to us via email or phone for a detailed quote. Once satisfied, confirm your purchase with a Purchase Order (PO).

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