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NTN - Large Bearings

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Double Row Tapered Roller <strong>Bearings</strong> (Outside Direction)<br />

Sb<br />

Db<br />

r1a<br />

ra<br />

da<br />

Equivalent bearing load<br />

dynamic<br />

PrXFrYFa<br />

Fa<br />

Fr<br />

e<br />

Fa<br />

e Fr<br />

X Y X Y<br />

1 Y1 0.67 Y2<br />

static<br />

PorFrYoFa<br />

For values of e, Y2 and Yo<br />

see the table below.<br />

Abutment and fillet dimensions Load Constant Axial load factors Mass<br />

center<br />

mm mm kg<br />

d a D b S b r as r las<br />

min min min max max a e Y 1 Y 2 Y o (approx.)<br />

198 279 12 3 1.5 119 0.37 1.80 2.69 1.76 31.4<br />

194 281 15 2.5 1 125.5 0.26 2.55 3.80 2.50 43.7<br />

202 297 14 4 1.5 139 0.45 1.50 2.23 1.47 39.4<br />

202 305 20 4 1.5 165 0.45 1.50 2.23 1.47 60.6<br />

198 302 20 3 1.5 142.5 0.32 2.12 3.15 2.07 68.5<br />

204 271 4 2.5 1 96 0.37 1.80 2.69 1.76 16.2<br />

204 272 9.5 2.5 1 104 0.37 1.80 2.69 1.76 19.6<br />

208 300 6 3 1.5 119 0.40 1.68 2.50 1.64 30.8<br />

208 299 13 3 1.5 126 0.37 1.80 2.69 1.76 38.6<br />

212 316 14 4 1.5 141 0.44 1.55 2.31 1.52 45.4<br />

212 323 22 4 1.5 174 0.44 1.55 2.31 1.52 73.3<br />

212 323 22 4 1.5 185 0.49 1.38 2.06 1.35 75.8<br />

214 288 4.5 2.5 1 101 0.37 1.80 2.69 1.76 20.6<br />

214 291 10.5 2.5 1 112 0.37 1.80 2.69 1.76 25.7<br />

212 296 14 2 1 141 0.37 1.80 2.69 1.76 38.2<br />

218 296 15 3 1 138 0.33 2.03 3.02 1.98 42.4<br />

218 299 18 3 1.5 160.5 0.52 1.31 1.95 1.28 40.1<br />

218 314 20 3 1.5 161.5 0.42 1.60 2.39 1.57 55.5<br />

218 320 6 3 1.5 125 0.40 1.68 2.50 1.64 38.6<br />

218 316 14 3 1.5 134 0.37 1.80 2.69 1.76 47.5<br />

214 324 17 2.5 1.5 149 0.32 2.12 3.15 2.07 67<br />

222 336 16 4 1.5 154 0.44 1.55 2.31 1.52 62.8<br />

222 340 22 4 1.5 180 0.41 1.66 2.47 1.62 95.2<br />

222 340 22 4 1.5 193 0.49 1.38 2.06 1.35 90.7<br />

220 275 9.5 2.5 0.6 134 0.52 1.31 1.95 1.28 16.9<br />

224 331 6.5 2.5 1.5 130.5 0.40 1.68 2.50 1.64 44<br />

232 289 11 2 1 121.5 0.39 1.74 2.59 1.70 21.1<br />

238 318 5 3 1.5 112 0.37 1.80 2.69 1.76 26.7<br />

238 319 11.5 3 1.5 125 0.37 1.80 2.69 1.76 33.3<br />

238 324 14 3 1 138.5 0.33 2.03 3.02 1.98 46.7<br />

234 323 17 2.5 1 145 0.35 1.95 2.90 1.91 48.5<br />

242 346 6.5 4 1.5 135 0.40 1.68 2.50 1.64 47.8<br />

242 341 15 4 1.5 154 0.40 1.68 2.50 1.64 59.6<br />

242 346.5 15 4 1.5 142 0.35 1.95 2.90 1.91 59.0<br />

B-131

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