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Weight (kg):1.276 Product Properties: Bore:K - 1:12 Tapered Bore (Standard for Most Types): Lubrication Enhancement:W33 - Lubrication Groove and 3 Holes: Seal:No Seal: Cage Type:S - Steel or Standard Cage: Radial Internal Play:Cn Normal Internal Play: Precision:Standard Precision: Heat Stabilization:No Heat Stabilization - Temperatures up to 120 °C: Vibrating Screen Execution:Non Vibrating Screen Execution
Looking for high-quality bearings at a great price? Look no further! We have the NSK 21311EAK E4 bearing in stock and ready to ship to you within 3 to 7 days. With over 500 pieces available, you can order as few as 1 piece at the unbeatable price of just Introduction:Buy Online Save Big. Get The Best Parts At The Lowest Prices, Guaranteed! We’ve Helped Millions Of Customers Across The US Fix Their Car Without Breaking The Bank. per piece. Don't miss out on this fantastic deal – get the bearings you need today and keep your machinery running smoothly. Read on to learn more and make your purchase now!
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When selecting NSK bearings, the choice of material plays a pivotal role, directly influencing the bearing's performance, lifespan, and suitability for specific environments. The following outlines common bearing materials and their characteristics to assist you in making informed decisions across various applications.
Steel bearings are a prevalent choice due to their exceptional strength and rigidity. This material excels in industrial applications, particularly under high loads and high-speed conditions. Stainless steel bearings are ideal for corrosive environments.
Ceramic bearings exhibit outstanding wear resistance, corrosion resistance, and high-temperature stability. They are commonly used in applications requiring extremely high speeds and temperature stability, such as high-speed motors and aerospace.
PTFE bearings are renowned for their self-lubricating properties, reducing friction and wear. This material is suitable for applications requiring low friction and high wear resistance, such as wind turbine machinery and medical devices.
Polyamide bearings offer superior impact resistance and low-temperature performance, making them an ideal choice for extreme conditions. This material is commonly found in various applications in the automotive and industrial equipment sectors.
In the table below, we summarize the key characteristics of different bearing materials to provide a clear understanding, allowing you to make informed decisions based on your specific requirements.
Bearing Material | Key Characteristics |
---|---|
NSK Steel Bearings | High strength, rigidity, suitable for high loads and speeds |
NSK Ceramic Bearings | Wear-resistant, corrosion-resistant, high-temperature stability |
NSK PTFE Bearings | Self-lubricating, low friction, high wear resistance |
NSK Polyamide Bearings | Impact-resistant, excellent low-temperature performance |
When selecting the appropriate bearing material, consider your application environment, load type, and operating conditions to ensure optimal performance and longevity. If you require a deeper understanding of specific bearing types or materials, please feel free to contact our technical team. We are dedicated to providing professional advice and support tailored to your needs.
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Stock | 500+ pcs. |
Part number | 21311EAK E4 |
Manufacturer | NSK |
Total Cost | Discount |
$0 - $2000 | 0% |
$2000 - $5000 | 1~2% |
$5000 - $20000 | 2~5% |
$20000+ | 5%~10% |