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NSK tapered roller bearing · NSK HR 30204 C-A-
NSK HR 30204 C-A- tapered roller bearing

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NSK HR 30204 C-A- tapered roller bearing

Manufacturer part numberHR 30204 C-A-Also known as: HR30204CA · HR30204 C-A- · HR 30204 C A
Brand
NSK
Category
Bearings
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Description

NSK HR 30204 C-A- belongs to tapered roller bearing, part of our Bearings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for HR 30204 C-A- and any equivalents.

When a shaft has to handle radial and axial forces at the same time, a tapered roller bearing from NSK's HR series is a common choice. The cone and cup arrangement creates linear contact that spreads the load, making it suitable for applications where alignment is controlled but not perfect. Maintenance and purchasing teams across the US and Latin America rely on these bearings in gearboxes, wheels, pulleys and similar power transmission points. To get a quote for a specific size, send the part number through WhatsApp or email and the team will reply promptly.

The HR prefix tells you this is an NSK tapered roller bearing. After that, the numeric block gives the size identification, and any letters that follow point to internal variations—such as a different contact angle or a surface treatment. A trailing hyphen can signal a special tolerance. Because suffixes are not universal, the safest way to confirm what a particular code means is to send the complete designation to MR. The team can decode it and suggest an equivalent if needed.

These bearings show up in agricultural equipment, metalworking lines, food processing machinery and transport systems. You will find them in seeders, harvesters, conveyor drives, gearboxes and vehicle axles. Their ability to take combined loads makes them a good fit for wheels, pulleys and transmission assemblies where radial and axial stresses occur together. MR Industrial Accessories LLC supplies this line to workshops, plants and machinery builders throughout the United States and several Latin American countries.

Selecting the right bearing starts with the radial and axial load values, the rotation speed and the operating environment. During mounting, alignment must be precise and internal clearance has to be set correctly—usually with shims or nuts. Grease or oil lubrication is possible, and the sealing method depends on how much contamination is present. Do not overlook tightening torque and thermal expansion, as these factors can lead to early failure if ignored.

Tapered roller bearings are made to international dimensional standards, so brands can often be interchanged as long as the main dimensions match. If you have a part number from another manufacturer, MR can help you find the NSK equivalent or another brand from the range. Always check tolerances and axial clearance before installing a replacement, because small differences can affect how the assembly performs.

For a quote on an NSK HR series tapered roller bearing, contact the team on WhatsApp or by email with the part number or the dimensions you need. They will respond promptly and help you choose the right option for your application. Other brands and variants can also be sourced based on your requirements.

Dimensions

Dimensions and tolerances: Message us the part number on WhatsApp and we'll verify its dimensions and version with the manufacturer's datasheet.

Frequently asked questions

What does the HR series indicate in NSK bearings?
HR identifies NSK tapered roller bearings. The full part number includes numbers for size and letters for features like contact angle or treatments. Send the complete code and MR will help you interpret it.
How do I select the correct tapered roller bearing?
Consider radial and axial loads, speed, available space and working conditions. Proper alignment and clearance adjustment are critical during mounting. Share these details with MR and they will guide you to the right model.
Can I use an NSK bearing to replace one from another brand?
In many cases, yes, because tapered roller bearings follow dimensional standards that allow interchangeability. However, verify tolerances and axial clearance. Provide the original part number and MR will indicate the NSK equivalent or another brand they supply.
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