Bearing 51268X

R - Cone Backface To Clear Radius1:4.830 mm; a - Effective Center Location3:-4.1 mm; Db - Cup Backface Backing Diameter:60.96 mm; G2 - Heat Generation Factor (Rib-Roller End):5.83; D:72.626 mm; B - Cone Width:24.257 mm; Ab - Cage-Cone Frontface Clearance:3 mm; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:4960 lbf; Aa - Cage-Cone Backface Clearance:2.3 mm; G1 - Heat Generation Factor (Roller-Raceway):13;

D:520 mm; db (max):381 mm; Da (max):498 mm; dc (min):390 mm; Dynamic Load Rating:1,080,000 N; Enclosure:Open; db (min):362 mm; ra (max):4 mm; r1:5 mm; Radial Clearance:0.145 to 0.225 mm;

da - Inner Ring Backing Diameter:29.900 mm; Design Units:METRIC; R - Inner Ring To Clear Radius2:0.6 mm; Bearing Width:12 mm; D:47 mm; Bearing Weight:0.074 Kg; Precision Class:ISO P4S (ABEC 7/9); r - Outer Ring To Clear Radius3:0.6 mm; Limiting Speed (Grease):28300 rpm; Ce - Dynamic Radial Rating1:11200 N;

Cor - Static Load Rating:264151 lbf; Pillow/Plummer Block Style:Split Cylindrical Ho; Support Type:Four-Bolt Plummer Bl; Dimension M:9.5 in; Dimension K:6.8 in; Housing Width:9.1 in; Shaft Size:6.75 in; Maximum Speed:1200 rpm; Dimension J:17.6 in; Dimension H:10.512 in;

Cg - Geometry Factor:0.109; G1 - Heat Generation Factor (Roller-Raceway):145.7; r - Cup Backface To Clear Radius1:3 mm; D:180 mm; Series:31317; G2 - Heat Generation Factor (Rib-Roller End):31.3; Cup Part Number:Y31317M; Da - Cup Frontface Backing Diameter:169 mm; Design Units:METRIC; K - Factor2:0.71;

Superseded Part:23052YMBW507C08C3; B - Inner Ring Width:104 mm; R - Inner Ring To Clear Radius1:3.0 mm; Cg - Geometry Factor8:0.1126; d:260 mm; da - Inner Ring Backing Diameter:291.000 mm; Design Unit:METRIC; e - ISO Factor3:0.24; Da - Outer Ring Backing Diameter:369.000 mm; Y2 - ISO Factor6:2.78;

Dimension H:2.88 in; Oil Lubrication - B/C/O Seal:350 rpm; Oil Lubrication - T Seal:900 rpm; Bearing Number:23234; Housing Style:Four-Bolt Pillow Blo; Dimension B:15.75 in; Shaft Tolerance:0.0050 in; Grease Lubrication - M/N Seal:600 rpm; Dimension G:7.5000 in; Eng Internal Radial Clearance - Min:0.0047;

Dimension H:2.88 in; Oil Lubrication - B/C/O Seal:350 rpm; Oil Lubrication - T Seal:900 rpm; Bearing Number:23234; Housing Style:Four-Bolt Pillow Blo; Dimension B:15.75 in; Shaft Tolerance:0.0050 in; Grease Lubrication - M/N Seal:600 rpm; Dimension G:7.5000 in; Eng Internal Radial Clearance - Min:0.0047;

Superseded Part:23052YMBW507C08C3; B - Inner Ring Width:104 mm; R - Inner Ring To Clear Radius1:3.0 mm; Cg - Geometry Factor8:0.1126; d:260 mm; da - Inner Ring Backing Diameter:291.000 mm; Design Unit:METRIC; e - ISO Factor3:0.24; Da - Outer Ring Backing Diameter:369.000 mm; Y2 - ISO Factor6:2.78;

Aa - Cage-Cone Backface Clearance:7.1 mm; G1 - Heat Generation Factor (Roller-Raceway):1626; D:358.775 mm; Cage Type:Stamped Steel; Y - ISO Factor9:1.8; da - Cone Frontface Backing Diameter:250.95 mm; G2 - Heat Generation Factor (Rib-Roller End):173; Bearing Weight:26.8 Kg; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:30300 lbf; C1 - Dynamic Radial Rating (1 million revolutions)5:206000 lbf;

Da - Cup Frontface Backing Diameter:4.60 in; e - ISO Factor2:0.35; C - Cup Width:1.1875 in; Cup Part Number:553-SA; r - Cup Backface To Clear Radius1:0.130 in; Design Units:Imperial; Cg - Geometry Factor:0.111; D:5.1159 in; Series:555; Db - Cup Backface Backing Diameter:4.37 in;

Da - Cup Frontface Backing Diameter:4.60 in; e - ISO Factor2:0.35; C - Cup Width:1.1875 in; Cup Part Number:553-SA; r - Cup Backface To Clear Radius1:0.130 in; Design Units:Imperial; Cg - Geometry Factor:0.111; D:5.1159 in; Series:555; Db - Cup Backface Backing Diameter:4.37 in;

Contact Angle:25 º; Limiting Speed (Grease):5800 rpm; Limiting Speed (Oil):11600 rpm; Bearing Width:33 mm; d:130 mm; Ce - Dynamic Radial Rating1:135700 N; Design Units:METRIC; D:200 mm; Precision Class:ISO P4S (ABEC 7/9); C0 - Static Radial Rating:129900 N;

Cg - Geometry Factor:0.109; G1 - Heat Generation Factor (Roller-Raceway):145.7; r - Cup Backface To Clear Radius1:3 mm; D:180 mm; Series:31317; G2 - Heat Generation Factor (Rib-Roller End):31.3; Cup Part Number:Y31317M; Da - Cup Frontface Backing Diameter:169 mm; Design Units:METRIC; K - Factor2:0.71;

D:520 mm; db (max):381 mm; Da (max):498 mm; dc (min):390 mm; Dynamic Load Rating:1,080,000 N; Enclosure:Open; db (min):362 mm; ra (max):4 mm; r1:5 mm; Radial Clearance:0.145 to 0.225 mm;