Page 664 - SKF-bearing-housings

Metric roller bearing units

SYNT and FYNT series

(SKF ConCentra)

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Designations . . . . . . . . . . . . . . . . . . . . 661 Condition monitoring . . . . . . . . . . . . . 684
SYNT series . . . . . . . . . . . . . . . . . . . . 684
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Standard bearing unit design . . . . . . 662 FYNT series . . . . . . . . . . . . . . . . . . . 684
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Concentric locking technology . . . . . 663
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Features and benefits . . . . . . . . . . . . . 664 Accessories . . . . . . . . . . . . . . . . . . . . . 684
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Housing material . . . . . . . . . . . . . . . . . 665
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Paint, corrosion protection . . . . . . . 665 Ordering information . . . . . . . . . . . . . 685
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Dimension standards . . . . . . . . . . . . . . 665
Interchangeability . . . . . . . . . . . . . . 665 Product tables
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16.1 SKF ConCentra roller bearing units
Bearing unit variants . . . . . . . . . . . . . 666 with a plummer block housing,
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metric shafts . . . . . . . . . . . . . . . . 686
Sealing solutions . . . . . . . . . . . . . . . . . 667 16.2 ConCentra roller bearing units
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Double-lip seals . . . . . . . . . . . . . . . . . . 667 with a flanged housing,
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Labyrinth seals . . . . . . . . . . . . . . . . . . . 667 metric shafts . . . . . . . . . . . . . . . . 688
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Heavy-duty radial shaft seals . . . . . . . 667
End covers . . . . . . . . . . . . . . . . . . . . . . . 667
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Design considerations . . . . . . . . . . . . 670
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Bearing life . . . . . . . . . . . . . . . . . . . . . . 670
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Typical shaft-bearing combinations . . 670
Locating and non-locating bearing
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positions . . . . . . . . . . . . . . . . . . . . . . . . 670
Load carrying capacity . . . . . . . . . . . . . 670
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Radial internal clearance . . . . . . . . . . . 673
Operating temperature . . . . . . . . . . . . 673
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Operating speed . . . . . . . . . . . . . . . . . . 673
Shaft specifications . . . . . . . . . . . . . . . 673
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Attachment bolt recommendations . . . 674
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Lubrication . . . . . . . . . . . . . . . . . . . . . 675
Initial grease fill . . . . . . . . . . . . . . . . . . 675
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Relubrication . . . . . . . . . . . . . . . . . . . . 675
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Relubrication intervals . . . . . . . . . . . 676
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Relubrication procedure . . . . . . . . . . 678
Relubrication quantity . . . . . . . . . . . 679
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Greases for relubrication . . . . . . . . . 679
Grease life for the relubrication-free
variant . . . . . . . . . . . . . . . . . . . . . . . . . . 680
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Mounting . . . . . . . . . . . . . . . . . . . . . . . 682
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660