G2 - Heat Generation Factor (Rib-Roller End):20; e - ISO Factor3:0.83; Cup Part Number:Y31311M; r - Cup Backface To Clear Radius1:2.03 mm; Series:31311M; C - Cup Width:21.000 mm; Y - ISO Factor4:0.73; Design Units:METRIC; G1 - Heat Generation Factor (Roller-Raceway):45.5; D:120.000 mm; Da - Cup Frontface Backing Diameter:115.10 mm; Db - Cup Backface Backing Diameter:103.12 mm; Cg - Geometry Factor:0.0739;
R - Inner Ring To Clear Radius2:1.5 mm; d:90 mm; r - Outer Ring To Clear Radius3:1.5 mm; Full Timken Part Number:2MMC9118WICRDUH; Bearing Width:24 mm; Da - Outer Ring Backing Diameter:130.900 mm; Bearing Weight:1.17 Kg; Precision Class:ISO P4S (ABEC 7/9); Ce - Dynamic Radial Rating1:79600 N; Design Units:METRIC; Ball Type:Ceramic; da - Inner Ring Backing Diameter:99.700 mm; Cage Type:CR - Phenolic Outer;
d:1.0620 in; R - Cone Backface To Clear Radius1:0.03 in; C1 - Dynamic Radial Rating (1 million revolutions)5:10900 lbf; Cup Part Number:1931-B; G2 - Heat Generation Factor (Rib-Roller End):6.33; Series:1900; Cage Type:Stamped Steel; B - Cone Width:0.7620 in; Da - Cup Frontface Backing Diameter:2.26 in; G1 - Heat Generation Factor (Roller-Raceway)10:12.5; Y - ISO Factor9:1.82; K - Factor7:1.77; C - Cup Width:0.6250 in;