Single row angular contact ball bearings

min. min.

Grease Oil Single Duplex

Principal dimensions Factor

Basic Load Ratings

（Single）

Limiting Speeds Mass Bearing Numbers

149

min. max. max. Grease Oil DB DF min. max. max.

Load

Centers

Limiting Speeds

（Matched）

Basic load ratings

（Matched）

Load Center Spacings

Abutment and fillet dimensions Abutment and fillet dimensions

（Matched）

150

Single row angular contact ball bearings

min. min.

Grease Oil Single Duplex

Principal dimensions Factor

Basic Load Ratings

（Single）

Limiting Speeds Mass Bearing Numbers

151

min. max. max. Grease Oil DB DF min. max. max.

Load

Centers

Limiting Speeds

（Matched）

Basic load ratings

（Matched）

Load Center Spacings

Abutment and fillet dimensions Abutment and fillet dimensions

（Matched）

152

Single row angular contact ball bearings

min. min.

Grease Oil Single Duplex

Principal dimensions Factor

Basic Load Ratings

（Single）

Limiting Speeds Mass Bearing Numbers

153

min. max. max. Grease Oil DB DF min. max. max.

Load

Centers

Limiting Speeds

（Matched）

Basic load ratings

（Matched）

Load Center Spacings

Abutment and fillet dimensions Abutment and fillet dimensions

（Matched）

154

Single row angular contact ball bearings

min. min.

Grease Oil Single Duplex

Principal dimensions Factor

Basic Load Ratings

（Single）

Limiting Speeds Mass Bearing Numbers

155

min. max. max. Grease Oil DB DF min. max. max.

Load

Centers

Limiting Speeds

（Matched）

Basic load ratings

（Matched）

Load Center Spacings

Abutment and fillet dimensions Abutment and fillet dimensions

（Matched）

156

Four-point contact ball bearings

Grease Oil Bearing with

locating slots

Bearing without

locating slots

Principal dimensions Basic Load Ratings Limiting Speeds Mass

Fatigue load limit

Designation

dynamic static

157

Dimensions

min. min. max. max.

Locating slots dimensions Abutment and fillet dimensions

158

Four-point contact ball bearings

Grease Oil Bearing with

locating slots

Bearing without

locating slots

Principal dimensions Basic Load Ratings Limiting Speeds Mass

Fatigue load limit

Designation

dynamic static

159

Dimensions

min. min. max. max.

Locating slots dimensions Abutment and fillet dimensions

160

162

163

185

221

225

补充代号

单列圆锥滚子轴承

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英制单列圆锥滚子轴承 .............................................................................

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Single row tapered roller bearings(Inch design)

公制双列圆锥滚子轴承TDO

Double row tapered roller bearings TDO

Single row tapered roller bearings

Designation system

英制双列圆锥滚子轴承TDO

Double row tapered roller bearings TDO(Inch design)

公制双列圆锥滚子轴承TDI .................................................................... 235

Double row tapered roller bearings TDI

英制双列圆锥滚子轴承TDI .................................................................... 237

Double row tapered roller bearings TDI(Inch design)

公制四列圆锥滚子轴承 247

Four-row tapered roller bearings

英制四列圆锥滚子轴承 ............................................................................. 253

Four-row tapered roller bearings(Inch design)

161

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Designation system

B：Steep contact angle

R：Flanged outer ring

T..：A number immediately following

the T identifies the total width of matched

bearings,arranged back-back or in tandem

X：Boundary dimensions changed to

conform to ISO

J..：Stamped steel cage, roller

centred. A number following the J indicates

a different cage design

TVP2：Glass fibre reinforced PA66

cage, roller centred

TVP8：Glass fibre reinforced PEEK

cage, roller centred

HA1：Case-hardened inner and outer

rings

HA3：Case-hardened inner rings

HN1：Inner and outer rings with

special surface heat treatment

HN3：Inner ring with special surface

heat treatment

DB..：Two bearings matched for

mounting back-to-back.A number immediately following the DB identifies the

design of the spacer rings

DF..：Two bearings matched for

mounting face-to-face. A number immediately following the DF identifies the design

of the spacer ring

DT..： Two bearings matched for

mounting in tandem. A number immediately following the DT identifies the design

of the spacer rings

162

Principal dimensions Limiting Speeds Mass

Dimension series

to ISO 355

Basic load ratings Designation

dynamic static Grease Oil

Single row tapered roller bearings

163

Dimensions Cone Cup Constant

Load

Centers

Axial Load

factors

min. max. max. min. min. min. min. min. min.

164

Single row tapered roller bearings

Principal dimensions Limiting Speeds Mass

Dimension series

to ISO 355

Basic load ratings Designation

dynamic static Grease Oil

165

Dimensions Cone Cup Constant

Load

Centers

Axial Load

factors

min. max. max. min. min. min. min. min. min.

166

Single row tapered roller bearings

Principal dimensions Limiting Speeds Mass

Dimension series

to ISO 355

Basic load ratings Designation

dynamic static Grease Oil

167

Dimensions Cone Cup Constant

Load

Centers

Axial Load

factors

min. max. max. min. min. min. min. min. min.

168

Single row tapered roller bearings

Principal dimensions Limiting Speeds Mass

Dimension series

to ISO 355

Basic load ratings Designation

dynamic static Grease Oil

169

Dimensions Cone Cup Constant

Load

Centers

Axial Load

factors

min. max. max. min. min. min. min. min. min.

170

Single row tapered roller bearings

Principal dimensions Limiting Speeds Mass

Dimension series

to ISO 355

Basic load ratings Designation

dynamic static Grease Oil

171

Dimensions Cone Cup Constant

Load

Centers

Axial Load

factors

min. max. max. min. min. min. min. min. min.

172

Principal dimensions Limiting Speeds Mass

Dimension series

to ISO 355

Basic load ratings Designation

dynamic static Grease Oil

Single row tapered roller bearings

173

Dimensions Cone Cup Constant

Load

Centers

Axial Load

factors

min. max. max. min. min. min. min. min. min.

174

Single row tapered roller bearings

Principal dimensions Limiting Speeds Mass

Dimension series

to ISO 355

Basic load ratings Designation

dynamic static Grease Oil

175

Dimensions Cone Cup Constant

Load

Centers

Axial Load

factors

min. max. max. min. min. min. min. min. min.

176

Single row tapered roller bearings

Principal dimensions Limiting Speeds Mass

Dimension series

to ISO 355

Basic load ratings Designation

dynamic static Grease Oil

177

Dimensions Cone Cup Constant

Load

Centers

Axial Load

factors

min. max. max. min. min. min. min. min. min.

178

Single row tapered roller bearings

Principal dimensions Limiting Speeds Mass

Dimension series

to ISO 355

Basic load ratings Designation

dynamic static Grease Oil

179

Dimensions Cone Cup Constant

Load

Centers

Axial Load

factors

min. max. max. min. min. min. min. min. min.

180

Single row tapered roller bearings

Principal dimensions Limiting Speeds Mass

Dimension series

to ISO 355

Basic load ratings Designation

dynamic static Grease Oil

181

Dimensions Cone Cup Constant

Load

Centers

Axial Load

factors

min. max. max. min. min. min. min. min. min.

182

Single row tapered roller bearings

Principal dimensions Limiting Speeds Mass

Dimension series

to ISO 355

Basic load ratings Designation

dynamic static Grease Oil

183

Dimensions Cone Cup Constant

Load

Centers

Axial Load

factors

min. max. max. min. min. min. min. min. min.

184

Single row tapered roller bearings(Inch design)

Principal dimensions Limiting Speeds Mass

Dimension series

to ISO 355

Basic load ratings Designation

dynamic static Grease Oil

185

Dimensions Cone Cup Cone Cup Constant

Load

Centers

Axial Load

factors

min. min. max. max.

186

Single row tapered roller bearings(Inch design)

Principal dimensions Limiting Speeds Mass

Dimension series

to ISO 355

Basic load ratings Designation

dynamic static Grease Oil

187

Dimensions Cone Cup Cone Cup Constant

Load

Centers

Axial Load

factors

min. min. max. max.

188

Single row tapered roller bearings(Inch design)

Principal dimensions Basic load ratings Mass Designation

dynamic static

Limiting Speeds

Grease Oil Cone Cup Cone Cup

189

Dimensions Cone Cup Cone Cup Constant

Load

Centers

Axial Load

factors

min. min. max. max.

190

Single row tapered roller bearings(Inch design)

Principal dimensions Basic load ratings Mass Designation

dynamic static

Limiting Speeds

Grease Oil Cone Cup Cone Cup

191

Dimensions Cone Cup Cone Cup Constant

Load

Centers

Axial Load

factors

min. min. max. max.

192

Single row tapered roller bearings(Inch design)

Principal dimensions Basic load ratings Mass Designation

dynamic static

Limiting Speeds

Grease Oil Cone Cup Cone Cup

193

Dimensions Cone Cup Cone Cup Constant

Load

Centers

Axial Load

factors

min. min. max. max.

194

Single row tapered roller bearings(Inch design)

Principal dimensions Basic load ratings Mass Designation

dynamic static

Limiting Speeds

Grease Oil Cone Cup Cone Cup

195

Dimensions Cone Cup Cone Cup Constant

Load

Centers

Axial Load

factors

min. min. max. max.

196

Single row tapered roller bearings(Inch design)

Principal dimensions Basic load ratings Mass Designation

dynamic static

Limiting Speeds

Grease Oil Cone Cup Cone Cup

197

Dimensions Cone Cup Cone Cup Constant

Load

Centers

Axial Load

factors

min. min. max. max.

198