RING BEARING 1" BORE - PRESSED STEEL BALL BEARING
J$3,304.35
Used in roller shutter systems is a load-support and rotation bearing designed to let the shutter shaft spin freely, smoothly, and with less effort, while handling the shutter’s weight.
Supports the roller shaft (for a 1-inch diameter shaft)
Allows the shaft to rotate smoothly using internal steel balls
Reduces friction and wear compared to plain bushings
Helps the shutter open and close evenly
Quantity
Additional Info
Key details explained
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1" Bore → Fits a 1-inch shaft
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Pressed steel → The bearing housing is made from stamped steel (lighter and cost-effective)
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Ball bearing → Steel balls roll inside the races, giving smoother movement than solid sleeves or bushes
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Ring bearing → Circular outer shape that fits into a side plate or bearing bracket
Why it’s used on roller shutters
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Ideal for light- to medium-duty shutters
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Common on manual and chain-operated shutters
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Reduces strain on:
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Springs
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Motors
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Shafts
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Helps prevent shaft wobble and misalignment
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Where it’s installed
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Press-fit into a side plate, bearing plate, or bracket
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The shutter shaft passes through the 1" center bore
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Typically mounted at one or both ends of the roller barrel
Signs it needs replacement
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Grinding or rattling noises
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Shutter feels heavy or jerky
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Visible rust or seized bearing
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Shaft doesn’t spin freely when unloaded