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Deep groove ball bearings 67,68,69160,60,62,63,64 - NTN

Deep groove ball bearings 67,68,69160,60,62,63,64 - NTN

Deep groove ball bearings 67,68,69160,60,62,63,64 - NTN

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<strong>Deep</strong> Groove Ball Bearings<br />

Dynamic equivalent radial load<br />

PrXFrYFa<br />

foFa<br />

Cor<br />

0.172<br />

0.345<br />

0.<strong>68</strong>9<br />

1.03<br />

1.38<br />

2.07<br />

3.45<br />

5.17<br />

6.89<br />

e<br />

0.19<br />

0.22<br />

0.26<br />

0.28<br />

0.30<br />

0.34<br />

0.38<br />

0.42<br />

0.44<br />

Fa<br />

Fr<br />

e<br />

Fa<br />

Fr e<br />

X Y X Y<br />

2.30<br />

1.99<br />

1.71<br />

1.55<br />

1 0 0.56 1.45<br />

1.31<br />

1.15<br />

1.04<br />

1.00<br />

Static equivalent radial load<br />

Por0.6Fr0.5Fa<br />

When PorFr use PorFr<br />

Abutment and fillet<br />

dimensions<br />

mm<br />

Mass<br />

kg<br />

da Da ras<br />

min max max (approx.)<br />

186.5 218.5 1 2.03<br />

189 241 2 4.76<br />

189 271 2 6.49<br />

191 269 2 8.8<br />

196 304 3 15.1<br />

196 3<strong>64</strong> 3 35.6<br />

198 232 1.5 2.<strong>62</strong><br />

199 251 2 4.98<br />

199 281 2 6.77<br />

201 279 2 9.18<br />

206 324 3 18.2<br />

210 380 4 41<br />

208 242 1.5 2.73<br />

211 269 2 7.1<br />

209 301 2 8.<strong>68</strong><br />

211 299 2 11.9<br />

216 344 3 21.6<br />

220 400 4 46.3<br />

228 2<strong>62</strong> 1.5 3<br />

231 289 2 7.69<br />

231 329 2 11.3<br />

233 327 2.5 15.7<br />

236 384 3 30.2<br />

240 440 4 <strong>60</strong>.8<br />

249 291 2 4.6<br />

251 309 2 8.28<br />

251 349 2 12.1<br />

253 347 2.5 16.8<br />

269 311 2 5<br />

271 349 2 13.9<br />

273 387 2.5 18.5<br />

276 384 3 25<br />

B-21

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