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Koyo Bearing
B-57
Open Type, Full Complement Drawn Cup Needle Roller Bearing, 0.3149" Inner Diameter x 0.5005" Outer Diameter x 0.438" Width, 1014 Steel, Round Bore
MODEL 60579020293
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$5.58 Each
Prices are subject to change
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Brand Minimum Order Quantity: 7
Typically Ships in: 1 day
Returnable: See conditions
Bearing Design
Outer Ring & Roller Assembly
Brand
KOYO
Housing Bore [MAX]
0.5005 in
Housing Bore [MIN]
0.4995 in
I.D.
5/16 in
Limiting Speed - Oil
8300 rpm
O.D.
1/2 in
Oil Hole
w/o Oil Hole
Origin
Needle Radial
Precision Ground
No
Self Aligning
No
Type
Roller Bearings
Width
7/16 in
Working Load
1040 lbf
- 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
- Available with an oil hole (-OH)
- Available with a precision ground outside diameter (GB style) for applications that require higher precision and/or two bearings mounted side by side
- Available with heavy duty rollers (BH style) for applications that require maximum radial load capacity
- Available with a closed end (M)
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