Page 558 - SKF-bearing-housings

Two-bearing housings

PD series

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Designations . . . . . . . . . . . . . . . . . . . . 555 Product tables
12.1 Two-bearing housings
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Standard housing design . . . . . . . . . . 557 in the PDN series . . . . . . . . . . . . . 572
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Features and benefits . . . . . . . . . . . . . 557 12.2 Two-bearing housings
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Housing material . . . . . . . . . . . . . . . . . 557 in the PDP series . . . . . . . . . . . . . 576
Paint, corrosion protection . . . . . . . 557 12.3 Two-bearing housings
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Dimension standards . . . . . . . . . . . . . . 557 in the PDR series . . . . . . . . . . . . . 578
12.4 Shafts for two-bearing housings
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Housing variants. . . . . . . . . . . . . . . . . . 558 in the PDN 2 series . . . . . . . . . . . 580
12.5 Shafts for two-bearing housings
Sealing solutions . . . . . . . . . . . . . . . . . 558 in the PDN 3 series . . . . . . . . . . . 582
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12.6 Shafts for two-bearing housings
Design considerations . . . . . . . . . . . . 560 in the PDP series . . . . . . . . . . . . . 584
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Shaft-bearing combinations . . . . . . . . 560 12.7 Shafts for two-bearing housings
Standard bearing arrangements . . 560 in the PDR series . . . . . . . . . . . . . 586
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Non-standard bearing arrangements 562
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Bearing arrangements . . . . . . . . . . . . . 564
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Load carrying capacity . . . . . . . . . . . . . 564
Operating temperature . . . . . . . . . . . . 564
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Operating speed . . . . . . . . . . . . . . . . . . 564
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Shaft specifications . . . . . . . . . . . . . . . 564
Attachment bolt recommendations . . . 566
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Lubrication . . . . . . . . . . . . . . . . . . . . . 567
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Flinger rings . . . . . . . . . . . . . . . . . . . . . 567
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Initial grease fill . . . . . . . . . . . . . . . . . . 567
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Relubrication . . . . . . . . . . . . . . . . . . . . 567
Oil lubrication . . . . . . . . . . . . . . . . . . . . 567
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Mounting . . . . . . . . . . . . . . . . . . . . . . . 568
Mounting PDN series housing . . . . . . . 568
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Mounting PD units . . . . . . . . . . . . . . . . 568
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Condition monitoring . . . . . . . . . . . . . 569
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Accessories . . . . . . . . . . . . . . . . . . . . . 569
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Ordering information . . . . . . . . . . . . . 570
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PD two-bearing housings . . . . . . . . . . 570
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PD two-bearing units . . . . . . . . . . . . . . 570
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