NTN BEARING UC 309 – 1-3/4″
NTN BEARING UC 309 – 1-3/4″
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Insert Ball Bearing (Set Screw Type)
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Deep groove ball bearing with wide inner ring and dual set screws for firm shaft locking.
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Equipped with steel or rubber seals (LLU type) for effective dust and moisture protection.
NTN BEARING UC 309 – 1-3/4″
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Type: Insert Ball Bearing (Set Screw Type)
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Inner Diameter (Bore): 1-3/4 inch (44.45 mm)
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Outer Diameter: 100 mm
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Width: 57 mm
Design / Features:
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Deep groove ball bearing with wide inner ring and dual set screws for firm shaft locking.
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Equipped with steel or rubber seals (LLU type) for effective dust and moisture protection.
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Pre-lubricated with high-quality grease for long service life and reduced maintenance.
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Can be fitted into pillow block, flange, or take-up housings.
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Self-aligning capability compensates for minor shaft misalignment.


