Page 194 - SKF-bearing-housings
P. 194

Split plummer block housings


             SNL 30, 31 and 32 series









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             Designations . . . . . . . . . . . . . . . . . . . .  191  Mounting . . . . . . . . . . . . . . . . . . . . . . .  219
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                                                 Torque specifications . . . . . . . . . . . . . .  219
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             Standard housing design  . . . . . . . . .  193  Pinning or supporting the housing  . . . .  219
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             Features and benefits . . . . . . . . . . . . .  194
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             Housing material . . . . . . . . . . . . . . . . .  195  Condition monitoring . . . . . . . . . . . . .  220
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               Paint, corrosion protection  . . . . . . .  195
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             Dimension standards . . . . . . . . . . . . . .  195  Accessories . . . . . . . . . . . . . . . . . . . . .  221
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               Interchangeability  . . . . . . . . . . . . . .  195
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                                                 Ordering information . . . . . . . . . . . . .  221
             Housing variants. . . . . . . . . . . . . . . . . .   196
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             Housing material . . . . . . . . . . . . . . . . .  196  Product tables
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             Bearing seat tolerance . . . . . . . . . . . . .  196  5.1  Large SNL plummer block housings
             Housings for oil lubrication . . . . . . . . .  196  for bearings on an adapter sleeve,
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                                                    metric shafts  . . . . . . . . . . . . . . . .  222
             Sealing solutions  . . . . . . . . . . . . . . . . .  196  5.2  Large SNL plummer block housings
             Labyrinth seals . . . . . . . . . . . . . . . . . . .  198  for bearings on an adapter sleeve,
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             Taconite heavy-duty seals . . . . . . . . . .  198  inch shafts  . . . . . . . . . . . . . . . . . .  260
             Seals for oil lubrication . . . . . . . . . . . . .  198  5.3  Large SNL plummer block housings
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             End covers  . . . . . . . . . . . . . . . . . . . . . . .  198  for bearings on a cylindrical seat  .  302
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             Using sealed bearings . . . . . . . . . . . .  200
             Special seals . . . . . . . . . . . . . . . . . . . .  200
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             Seals for large axial movements . . . . .  200
             Custom seals. . . . . . . . . . . . . . . . . . . . . .   200
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             Design considerations . . . . . . . . . . . .  203
             Typical shaft-bearing arrangements . .  203
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             Locating and non-locating
             bearing positions . . . . . . . . . . . . . . . . .  204
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             Load carrying capacity . . . . . . . . . . . . .  204
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             Operating temperature . . . . . . . . . . . .  212
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             Operating speed . . . . . . . . . . . . . . . . . .  212
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             Attachment bolt recommendations . . .  212
             Lubrication . . . . . . . . . . . . . . . . . . . . .  212
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             Initial grease fill . . . . . . . . . . . . . . . . . .  212
             Relubrication . . . . . . . . . . . . . . . . . . . .  213
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             Oil lubrication . . . . . . . . . . . . . . . . . . . .  215
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