NSK MR 52 BZZ deep groove ball bearing
- Brand
- NSK
- Category
- Bearings
- Subcategory
- Deep groove ball bearings
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Description
NSK MR 52 BZZ belongs to deep groove ball 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 MR 52 BZZ and any equivalents.
The NSK MR BZZ deep groove ball bearing is built for combined radial and axial loads in either direction. Its single row of balls and deep raceways support high-speed running with low noise and vibration, making it a practical choice for industrial equipment and power transmission drives that need dependable service.
The code breaks down simply: MR identifies the medium-section deep groove ball bearing, BZZ tells you there are two nitrile contact seals, one per side. Variants such as MR 52 BZZ and MR 104 BZZ show how the bore number and the suffix combine. Reading the designation this way lets you confirm sealing and main dimensions before you order.
Typical installations include electric motors, centrifugal pumps, fans, speed reducers, conveyors and agricultural machinery. Because they handle combined loads and need little attention, they suit equipment that runs continuously. You will also find them in power transmission positions in plants, workshops and manufacturing operations across many sectors.
Selection comes down to the radial and axial load, the rotational speed, the environment and the lubrication. BZZ seals block contaminants and hold grease in, so they work well in dusty or humid areas. During mounting, align shaft and housing carefully, avoid impacts that damage the raceways, apply the correct fitting load, and use the lubricant specified by the manufacturer.
For interchangeability, any brand that matches the dimensions and sealing specification can replace an NSK MR BZZ bearing. Check bore, outer diameter and width, plus seal type and clearance class. Our team can point you to a compatible alternative that fits your equipment without giving up performance.
To request a quote, send the part number or exact size on WhatsApp or by email. We reply promptly, suggest equivalents and help you choose the right bearing for the job.
Dimensions
- Bore
- 2 mm
Frequently asked questions
- What does the BZZ suffix mean on an NSK bearing?
- BZZ means the bearing has two nitrile contact seals, one on each side. They keep contaminants out and retain lubricant, which supports service life in demanding environments.
- Where are MR BZZ series deep groove ball bearings used?
- They appear in electric motors, pumps, fans, reducers and general machinery. The design carries radial and axial loads and is common in industrial applications that need high speed and low maintenance.
- How can I request a quote for these bearings?
- Send the part number or size you need on WhatsApp or by email. We quote promptly and help you select the right option for your equipment.