Thomson® Precision Steel Ball Bushing® PB20A Closed Standard Linear Bearing Pillow Block, 1-1/4 in Dia Shaft, 4 in OD, 1-3/4 in Center Line to Base, 4 in L x 3.63 in W x 3-1/4 in H
Precision Steel Ball Bushing® bearings offer great improvements in efficiency, productivity and accuracy over high-friction plain bearings flat-ways. The all-steel design makes the bearing product line perfect for replacing plain bearings in high temperature applications. Rigid construction makes them very durable compared to ball bushing bearings with polymer components. When installed in a standard Thomson® pillow block, the Precision Steel Ball Bushing® bearing can self-align up to 3 deg in all directions.
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BrandThomson®
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UPC662486101093
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Manufacturer Part NumberPB20A
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CountryUSA
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Load Capacity520 lb Dynamic
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Temperature Rating185 deg F
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TypeClosed Standard
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Height3-1/4 in
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Width3.63 in
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SeriesPB Series
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Shaft Diameter1-1/4 in
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Bearing MaterialSteel
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Outside Diameter4 in
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Length4 in
- The round rail advantage which minimizes installation time and cost
- Steady state travel speeds up to 10 ft/s and accelerations to 450 ft/sq-s without the use of derating factors
- Replace high-friction plain bearings
- Lasting precision alignment
- High travel speeds
- Ease of installation
- Protection from contamination
- Closed pillow blocks are for end supported shafting
- For class S shafting
- Self-aligning
- Integral seals both ends
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UNSPSC31171504
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Package Description1/PK
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Catalog
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Thomson® Precision Steel Ball Bushing® PB20A Closed Standard Linear Bearing Pillow Block, 1-1/4 in Dia Shaft, 4 in OD, 1-3/4 in Center Line to Base, 4 in L x 3.63 in W x 3-1/4 in H
Precision Steel Ball Bushing® bearings offer great improvements in efficiency, productivity and accuracy over high-friction plain bearings flat-ways. The all-steel design makes the bearing product line perfect for replacing plain bearings in high temperature applications. Rigid construction makes them very durable compared to ball bushing bearings with polymer components. When installed in a standard Thomson® pillow block, the Precision Steel Ball Bushing® bearing can self-align up to 3 deg in all directions.
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