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<strong>Timken</strong> ® SAF SPLIT-BLOCK HOUSED UNITS<br />
SAF Spherical Roller Bearing Pillow <strong>Block</strong>s<br />
SAF SPHERICAL ROLLER BEARING<br />
PILLOW BLOCKS<br />
Spherical roller bearing pillow blocks combine rugged cast-iron<br />
or steel housings with high-capacity bearings to meet the<br />
toughest demands of industry. Each pillow block contains an<br />
advanced-design spherical roller bearing with improved<br />
geometry and raceway finish for maximized load capacity<br />
and service life. Integrated housing and bearing features<br />
enhance unit lubrication characteristics. Multiple sealing<br />
options protect against contamination.<br />
Nomenclature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-46<br />
Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-47<br />
Design and Construction . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-47<br />
Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-48<br />
Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-49<br />
Seals. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-49<br />
Load Ratings and Life . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-49<br />
Inch Tapered Bore Mounting<br />
SAF225 and SAF226 Series . . . . . . . . . . . . . . . . . . . . . . . . . . . D-50<br />
Inch Tapered Bore Mounting<br />
SDAF225 and SDAF226 Series . . . . . . . . . . . . . . . . . . . . . . . . D-60<br />
Inch Tapered Bore Mounting<br />
SAF230K, SDAF230K Series . . . . . . . . . . . . . . . . . . . . . . . . . . D-64<br />
Inch Tapered Bore Mounting<br />
SDAF231K and SDAF232K Series . . . . . . . . . . . . . . . . . . . . . D-68<br />
Inch Straight Bore Mounting<br />
SAF222 and SAF223 Series . . . . . . . . . . . . . . . . . . . . . . . . . . . D-70<br />
Inch Straight Bore Mounting<br />
SDAF222 and SDAF223 Series . . . . . . . . . . . . . . . . . . . . . . . . D-72<br />
Inch Straight Bore Mounting<br />
SDAF231 and SDAF232 Series . . . . . . . . . . . . . . . . . . . . . . . . D-74<br />
Inch Shaft Diameters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-76<br />
Inch TU Take-Up <strong>Units</strong> Series . . . . . . . . . . . . . . . . . . . . . . . . D-77<br />
Inch TTU Take-Up <strong>Units</strong> Series . . . . . . . . . . . . . . . . . . . . . . . D-78<br />
Inch DUSTAC Shaft Seals . . . . . . . . . . . . . . . . . . . . . . . . . . D-80<br />
Inch Sine Bar Gages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-81<br />
TIMKEN ® HOUSED UNIT CATALOG D-45
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