Page 194 - SKF-bearing-housings

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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