Discount Nitrile Butadiene Rubber O Rings , 1.98 *1.9 NBR / Natural Rubber O Ring Quotes, Company

1 / 5

Discount Nitrile Butadiene Rubber O Rings , 1.98 *1.9 NBR / Natural Rubber O Ring Quotes, Company

Nitrile Butadiene Rubber O Rings

Natural Rubber O Ring

NBR Rubber O Rings

Place of Origin:

CHINA

Brand Name:

KELONG

Certification:

ISO9001 / IRIS

Model Number:

O-Ring Seals-6

Send Inquiry

Product Description

Product Specifications

Material NBR (Nitrile Butadiene Rubber)

Pressure (Max) 63 Bar

Temperature Range -30°C / +105°C

Sliding Speed (Max) 0.5 M/s

Main Advantages Easy Installation

Material Analysis

High Temperature and Wear-resistant Silicone/FKM/NBR Waterproof Rubber O-Rings Performance:

NBR (Nitrile)

Temp: -30°C to 125°C | Hardness: 40-90A | Features: Excellent oil resistance and stability, widely used, affordable price.

FKM (Viton)

Temp: 20°C to 250°C | Hardness: 50-90A | Features: Excellent oil and chemical resistance. Wear resistance, acid and alkali resistance, high temperature resistance.

SILICONE (VMQ)

Temp: 60°C to 225°C | Hardness: 25-90A | Features: Food grade. Good heat resistance, cold resistance, lubricating oil resistance, and water resistance.

EPDM

Temp: 50°C to 150°C | Hardness: 40-90A | Features: Excellent ozone resistance, heat resistance, steam resistance, and cold resistance.

Comparison Table

Material	Hardness (Shore A)	Temperature	Standard Size	Application
NBR (Buna)	60-90	-55℃ to 110℃	AS-568, JIS-B2401, DIN-3771, BS-1516, ISO3601	Auto Industry
FKM (FPM)	70-90	-20℃ to 250℃		Chemical Processing
EPDM	60-90	-45℃ to 150℃		Water Treatment
Silicone	10-70	-60℃ to 280℃		Food Health

Product Performance

Applicable to a wide range of pressure, temperature and clearance.
Groove space requirements are small and lightweight.
Long service life reaching material aging limits under correct conditions.
O-ring seal failure is generally gradual and easy to detect.
Highly cost-effective compared to other sealing forms.
Excellent sealing, damping, and waterproof performance.
High resistance to ozone, oil, and aging.

Payment & Shipping

MOQ 100 Pcs

Packaging PE Bags & Cartons (Customizable)

Delivery Time 15 Days

Supply Ability 100,000 pcs / month

Frequently Asked Questions

How do I choose the right O-ring material for my application?

Material choice depends on your environment. NBR is ideal for oil resistance at a low cost, FKM is best for high temperatures and chemicals, and Silicone is suitable for food-grade and extreme temperature stability.

What is the maximum pressure these O-rings can handle?

Our standard NBR O-rings are designed to withstand pressures up to 63 Bar, making them suitable for most hydraulic and pneumatic applications.

Are custom sizes and colors available?

Yes, we support OEM and ODM services. We can produce O-rings in any color (Black, Brown, Red, Green, etc.) and dimensions according to your specific drawings or requirements.

Do your products meet international quality standards?

Absolutely. Our O-rings comply with international standards including AS-568, JIS-B2401, DIN-3771, and ISO3601, and are certified by ISO9001, RoHS, and REACH.

What is the typical lead time for an order?

For standard orders, our delivery time is approximately 15 days, supported by a strong supply ability of 100,000 pieces per month.

Are these O-rings waterproof and oil-resistant?

Yes, our rubber O-rings provide excellent sealing performance with high resistance to water, oil, ozone, and aging.