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Original Bearing
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EDT Bearing
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Bearing
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Cast iron housing and carbon steel ball bearing 2-7/8"
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QF4AJ9-2-7/8 All-Round® Solution®, All-Round®
stainless and polymer bearing insert in stainless bearing housing
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Failure
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Caustic water bath would prematurely rust the carbon steel ball bearing
causing shaft to lock
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Housing nor insert affected by caustic water bath.
Reliable operation, no downtime.
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Length of Service
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2-3 months
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1-1/2 years
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Maintenance Required
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Constant greasing and frequent change-outs.
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No re-lubrication, no maintenance beyond installation required
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Features & Benefits
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Low initial cost
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Lower life cost, less maintenance
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