NSK Tapered Roller Bearing HR30315J

Description

This is a genuine NSK HR30315J single-row tapered roller bearing. Part of NSK's high-reliability (HR) series, it is designed to handle high combined radial and axial loads. The bearing is new in its original box, sealed in protective plastic, ensuring factory quality. Its robust construction makes it ideal for demanding industrial environments.

Specifications

• Manufacturer: NSK
• Model: HR30315J
• Type: Single-Row Tapered Roller Bearing
• Inner Diameter (Bore): 75 mm
• Outer Diameter: 160 mm
• Total Width: 40 mm
• Cage Material: Pressed Steel

Label Info

• Brand: NSK
• Part Number: HR30315J
• Origin: Made in Japan

Application

Commonly used in automotive wheel hubs, industrial gearboxes, agricultural machinery, and machine tool spindles where high loads and precision are required.

Country of Origin

This product is manufactured in Japan by NSK Ltd.

CO2 Impact

Choosing this surplus bearing saves approximately 7.9 kg of CO2 compared to manufacturing a new one, contributing to a more sustainable industrial supply chain.

Availability

This item is in stock and ready for immediate dispatch. Order now from PLC2Day for expert support and fast delivery.

FAQ

What does the 'HR' prefix in HR30315J signify?

The 'HR' prefix designates NSK's High-Reliability or High-Load capacity series. These bearings are designed with optimized internal geometry and materials to offer a higher dynamic load rating and longer service life compared to standard tapered roller bearings.

Yes. The 'J' suffix indicates that the bearing's boundary dimensions conform to ISO 355 standards, making it dimensionally interchangeable with corresponding bearings from other manufacturers, such as the SKF 30315 J2.

The appropriate lubrication (grease or oil) depends heavily on the specific application's operating speed, load, and temperature. For most moderate-speed applications, a high-quality lithium-based industrial or automotive grease is suitable. For high-speed applications, oil lubrication is often required. Always consult your machinery's service manual for the recommended lubricant type and relubrication intervals.

Last Update: Friday, March 13, 2026

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