Tapered roller bearing
Size range
The basic dimensions of tapered roller bearings are listed in the data sheet,
Single row tapered roller bearing:
Inside size range: 20mm ~ 1270mm
Outside diameter size range: 40mm ~ 1465mm
Width size range: 15mm ~ 240mm
Double row tapered roller bearing:
Inside size range: 38mm ~ 1560mm
Outside diameter size range: 70mm ~ 1800mm
Width size range: 50mm ~ 460mm
Four row tapered roller bearing:
Inside size range: 130mm ~ 1600mm
Outside diameter size range: 200mm ~ 2000mm
Width size range: 150mm ~ 1150mm
Tapered roller bearing suffix definition
A: internal structure change
B: increased contact angle
X: the external dimensions of international standards
CD: double outer ring, with oil or oil tank
TD: double rings with taper hole.
Tapered roller bearings are widely used in automobile, rolling mill, mining, metallurgy, plastic machinery and other industries
INA SL192340-TB Bearings
NSK 6301DDU
NTN NN3032
Timken 755/752
FAG 239/670-B-MB