AISI440C STAINLESS STEEL, Thin-Section Ball Bearings SF67 / SF68 / SF69 FLANGED, METRIC sizes |
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Stainless steel bearings, with a stainless steel retainer and a suitable high temperature lubricant, can be used at temperatures of 250°C constant or up to 300°C intermittent. Stainless steel, flanged bearings are suitable for use in mildly corrosive environments as the steel is corrosion resistant but it is affected by seawater and stronger acids or alkalis. Stainless steel bearings do not need preservative oil on the exterior surfaces so they can be used without lubrication (dry). The bearings in the table below can be supplied open, with AISI-304 stainless steel shields, with rubber contact seals and some with low friction non-contact rubber seals. The open bearings are normally oil lubricated. Shielded or sealed bearings are generally pre-lubricated with grease but shielded bearings can also be supplied with instrument oil for low torque applications or completely dry for low speed, low torque applications. If required, these thin section bearings can be relubricated according to customer requirements. The standard cage or retainer for a flanged, stainless steel bearing is made from AISI-304 stainless steel. A one-piece crown cage is more common for the very small and the very thin section bearings due to space constraints. Larger sizes have a two piece ribbon cage. |
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BEARING LIST & BEARING DETAILS | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
AISI440C Stainless Steel, Thin-Section Ball Bearings for shaft sizes from 10 mm to 15 mm |
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