Koyo B-57 Inch Series Open Ends Round Bore Uncaged Drawn Cup Needle Roller Bearing, 5/16 in Dia Bore, 1/2 in OD, 1 Row, 7/16 in W, 1420 lb Dynamic/1820 lb Static Load
Drawn Cup Needle Roller Bearings supports radial loads and reduce friction between rotating components, with a drawn outer shell serving as a raceway for the rollers. The small cross section of the drawn cup bearing provides high load-carrying capability with minimum required space. Drawn cup bearing are easily installed with a press fit in the housing.
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BrandKoyo
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UPC605790202933
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Manufacturer Part NumberB-57
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CountryUSA
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Load Capacity1420 lb Dynamic/1820 lb Static
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Temperature Rating-30 to 110 deg C
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Maximum Speed5400 rpm Grease/8300 rpm Oil
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Closure TypeOpen
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TypeOpen Ends Round Bore Uncaged
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Width7/16 in
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SeriesB Inch Series
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Number of Rows1
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Bearing MaterialSteel
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Outside Diameter1/2 in
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Bore Diameter5/16 in
- Full complement bearings handle high radial load carrying capability
- Best used to provide maximum radial load capacity (full complement of rollers, no cage) for thin cross section applications
- A hardened and machined shaft or an "IR" inner ring is required for optimal performance
- A press fit into the housing is required
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UNSPSC31171512
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Standards/ApprovalsABEC1|ASTM A1014|ANSI/ABMA 18.2
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Catalog
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Koyo B-57 Inch Series Open Ends Round Bore Uncaged Drawn Cup Needle Roller Bearing, 5/16 in Dia Bore, 1/2 in OD, 1 Row, 7/16 in W, 1420 lb Dynamic/1820 lb Static Load
Drawn Cup Needle Roller Bearings supports radial loads and reduce friction between rotating components, with a drawn outer shell serving as a raceway for the rollers. The small cross section of the drawn cup bearing provides high load-carrying capability with minimum required space. Drawn cup bearing are easily installed with a press fit in the housing.
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STR-ID SPHERICAL ROLLER BEARINGS
HCI Preferred Supplier 949161 2-Piece Ball Valve, 1/4 in Nominal, ASTM-A351 CF8M 316 Stainless Steel Body, Full Port, RPTFE Seal/Thrust Washer/Plastic Cover Softgoods
HCI Preferred Supplier 949161 2-Piece Ball Valve, 1/4 in Nominal, ASTM-A351 CF8M 316 Stainless Steel Body, Full Port, RPTFE Seal/Thrust Washer/Plastic Cover Softgoods
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Inner Diameter (ID): 60 mm (2.36 inches) Outer Diameter (OD): 110 mm (4.33 inches) Width: 22 mm (0.87 inches) Load Rating: Basic dynamic load rating of 56.1 kN and basic static load rating of 42.5 kN Limiting Speed: Up to 6000 rpm (oil) or 6700 rpm Design: Utilizes filling slots to accommodate higher radial loads than standard deep groove bearings
