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The 309 NR is a snap ring groove ball bearing with a 45mm bore and 100mm outer diameter, crafted from sturdy chrome steel. It manages radial loads up to 12364 lbf and operates smoothly at speeds up to 7500 RPM.
Its open design and stainless steel cage ensure durability, while the snap ring feature on the outer ring provides secure fitting. The bearing performs reliably in temperatures ranging from -30°C to 120°C.
This model is interchangeable with SKF bearings, making it a practical choice for replacements. Suitable for applications like pumps or electric motors where radial loads are common.
Weighing 0.88kg, it offers a balance of strength and ease of handling. Compliant with REACH standards for safe use.
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How Does 309 NR Bearing Reduce Friction?
309 NR Bearing features chrome steel rings and balls, designed to minimise friction during operation.
The single-row construction ensures smooth radial load distribution, enhancing efficiency.
Its snap ring outer ring design provides secure fitting, reducing vibration and wear.
With a dynamic radial load capacity of 12364 lbf, it handles demanding applications reliably.
The stainless steel cage maintains ball alignment, further lowering friction and extending lifespan.
Operating at up to 7,500 rpm, it balances performance with durability in various conditions.
Industrial Uses of 309 NR Bearing
The 309 NR Bearing is commonly used in industrial machinery like pumps and gearboxes, where its snap ring groove ensures secure outer ring positioning. Its open design allows for easy lubrication, making it suitable for high-speed applications.
In automotive systems, 309 NR Bearing fits well in wheel hubs and transmissions, thanks to its radial load capacity and durable chrome steel construction. The metric sizing ensures compatibility with a variety of vehicle designs.
For automation equipment, 309 NR Bearing’s stainless steel cage provides reliable performance in robotic arms and conveyor systems. Its snap ring feature simplifies installation in tight spaces.
Where Is 309 NR Bearing Used?
You’ll often find 309 NR Bearing in agricultural machinery, where its robust design handles heavy radial loads. The snap ring groove adds stability in vibrating environments like tractors and harvesters.
Built for Heavy-Duty Use: 309 NR Bearing
This bearing excels in construction equipment, such as compactors and excavators, due to its high static radial load rating. The chrome steel rings and balls ensure long service life even under tough conditions.
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