Page 25 - SKF-bearing-housings

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SKF bearing housings –

overview, selection and

application recommendations

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Basics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Mounting . . . . . . . . . . . . . . . . . . . . . . . . . 50
Preparations prior to mounting . . . . . . . . 50
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Terminology . . . . . . . . . . . . . . . . . . . . . . . 22 SKF tools and products . . . . . . . . . . . . . . 50
Lifting housings . . . . . . . . . . . . . . . . . . . . 50
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Overview of SKF bearing housings . . . . 27 Attachment bolt tightening . . . . . . . . . . . 50
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Assortment . . . . . . . . . . . . . . . . . . . . . . . . 27 Using shims . . . . . . . . . . . . . . . . . . . . . . . . 50
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Housing materials . . . . . . . . . . . . . . . . . . 29 Using locating (stabilizing) rings . . . . . . . 50
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Installing seals . . . . . . . . . . . . . . . . . . . . . 51
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Selecting a housing . . . . . . . . . . . . . . . . 35
Inspection and condition monitoring . . 52
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Environmental conditions . . . . . . . . . . . 36
Custom painting / corrosivity category . . 36 Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
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Sealing solutions . . . . . . . . . . . . . . . . . . . 36
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The SKF three-barrier solution . . . . . . . . 39
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Design considerations . . . . . . . . . . . . . . 40
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Bearing arrangements . . . . . . . . . . . . . . . 40
Locating/non-locating bearing
arrangements . . . . . . . . . . . . . . . . . . . . 40
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The SKF self-aligning bearing system . 41
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Typical shaft-bearing combinations . . 41
Load carrying capacity . . . . . . . . . . . . . . . 44
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Breaking loads . . . . . . . . . . . . . . . . . . . 44
Safe loads . . . . . . . . . . . . . . . . . . . . . . . 44
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Axial load carrying capacity for
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bearings on a sleeve . . . . . . . . . . . . . . . 44
Specifications for shafts and housing
support surfaces. . . . . . . . . . . . . . . . . . . . . 45
Shaft . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
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Housing support surface . . . . . . . . . . . 45
Lubrication . . . . . . . . . . . . . . . . . . . . . . . 46
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Grease selection . . . . . . . . . . . . . . . . . . . . 46
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Initial grease fill . . . . . . . . . . . . . . . . . . . . 46
Relubrication . . . . . . . . . . . . . . . . . . . . . . 46
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SKF tools and products . . . . . . . . . . . . . . 47
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