Basic parameters of the single row circular cone roller bearings series A4059 / A4138 A4138 outer ring type A4059 inner circle
Size (mm) 14.987 d34.988 D10.998
EL: ultra light
LL: add light
L: light
LM: ZhongQingXing
M: medium
HM: application
H: heavy
HH: heavy-duty
EH: super-heavy
T: thrust bearing is special
Imperial tapered roller bearing structure and assembly dimension accuracy and rotation accuracy is different from metric bearing. More to import machinery industry or special needs.
Imperial tapered roller bearing is refers to the overall dimensions are in inches unit of measure for the tapered roller bearing, originated from Britain and the United Nations;
Structural forms: single, double column four columns












