NTN - Large Bearings

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Thrust Roller <strong>Bearings</strong> da ra ra Da Dimensions Abutment and Mass fillet dimensions mm mm d a D a r as kg d 1 D 1 min max max (approx.) 219 181 213 187 1 1.77 300 184 298 188 2.5 23.3 270 195 264 196 2 11.9 329.5 190.5 327 200 3 27.9 340 201 335 204 4 31.4 340 202 332 212 4 35.0 370 200.5 362 210 3 44.3 396 204 388 216 4 80.3 404.038 205.562 389 214 5 52.1 250 210 243 217 1.5 2.51 269 221 262 234 1 3.16 outer 3 359 221 349 233 inner 2 38.1 399 221 382 244 2 48.5 430 222 418 230 4 64.6 514.7 228 511 231 3 135 514.7 228 511 231 3 203 316 244 313 247 2 10.4 425 241 408 254 2 61.6 456 256 453 261 5 76.0 339.5 260.4 328 270 1.5 13.9 530 277 530 282 4 125 375 285 358 302 2 18.0 520 280 501 309 3 113 350 290 338 302 1.5 6.92 454.8 307.2 450 318 5 60.0 B-237
Thrust Roller <strong>Bearings</strong> r d1 d T r D1 D d 320560mm Boundary dimensions Basic load ratings Bearing dynamic static dynamic static numbers mm kN kgf d D T r s min 1 C a C oa C a C oa 320 360 380 400 425 440 540 560 380 30 1.5 274 1,510 28,000 154,000 RT6405 440 95 3.0 1,670 7,100 171,000 725,000 RT6406 600 115 5.0 4,100 20,600 415,000 2,110,000 3RT6404 610 120 5.0 3,800 18,200 390,000 1,860,000 2RT7205 520 112 4.0 1,900 7,850 194,000 800,000 RT7607 500 63 4.0 1,300 6,400 132,000 650,000 RT8009 540 85 4.0 1,970 10,100 200,000 1,030,000 RT8005 650 110 4.0 3,500 19,200 360,000 1,960,000 2RT8502 540 45 2.5 755 5,300 77,000 540,000 2RT8807 705 100 5.0 2,240 11,700 228,000 1,200,000 RT10802 660 50 3.0 1,040 7,850 106,000 800,000 2RT11207 670 85 3.0 1,850 10,200 188,000 1,040,000 RT11204 820 113 5.0 4,350 26,000 445,000 2,650,000 2RT11208 1 RT: single row, 2RT: double row, 3RT: triple row 2 Smallest allowable dimension for chamfer dimension r. B-238
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For New Technology Network R corpor
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Warranty NTN warrants, to the origi
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A-2
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A-4
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Load Rating and Life n min -1 60,00
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Bearing Load Calculation 2. Bearing
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A-10A-30
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Bearing Tolerances Table 3.3 Tolera
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Bearing Tolerances 3.2 Limits and t
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Bearing Fits 4. Bearing Fits 4.1 In
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Bearing Fits (3) Consideration must
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Bearing Fits Table 4.3 Standard fit
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Bearing Fits Table 4.6 Fits for inc
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Bearing Internal Clearance (1) Redu
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Bearing Internal Clearance Table 5.
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Lubrication 6. Lubrication 6.1 Lubr
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Lubrication 6.3.2 Base oil Natural
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Lubrication 6.5 Oil lubrication Oil
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Lubrication Table 6.9 Factor K Expe
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MEMO A-46
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INDEX OF BEARING TABLES Deep Groove
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Deep Groove Ball Bearings
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Deep Groove Ball Bearings D r B r d
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Deep Groove Ball Bearings r D B r d
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Angular Contact Ball Bearings
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Angular Contact Ball Bearings 1. 2
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Angular Contact Ball Bearings Singl
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Double Row Angular Contact Ball Bea
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Double Row Angular Contact Ball Bea
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Cylindrical Roller Bearings
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Cylindrical Roller Bearings Table 3
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Single Row Cylindrical Roller Beari
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Multi-Row Cylindrical Roller Bearin
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4-Row Cylindrical Roller Bearings C
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SL Type Cylindrical Roller Bearings
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Tapered Roller bearings
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Tapered Roller Bearings Table 2 Str
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Tapered Roller Bearings Inch system
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Tapered Roller Bearings Inch system
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Single Row Tapered Roller Bearings
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Double Row Tapered Roller Bearings
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Double Row Steep Slope Tapered Roll
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Four Row Tapered Roller Bearings C2
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Page 235 and 236: Four Row Tapered Roller Bearings C2
Page 249 and 250: Sealed Four Row Tapered Roller Bear
Page 251 and 252: Spherical Roller bearings
Page 253 and 254: Spherical Roller Bearings 2. Dimens
Page 255 and 256: Spherical Roller Bearings B r r D d
Page 275 and 276: Thrust bearings
Page 277 and 278: Thrust Bearings 1. 3 Tapered roller
Page 279 and 280: Thrust Bearings d1 d D1 D r r T da
Page 281 and 282: Thrust Bearings d1 d D1 D r r T da
Page 283 and 284: Thrust Roller Bearings r d1 d D D1
Page 285: Thrust Roller Bearings r d1 d T r D
Page 289 and 290: Tapered Roller Thrust Bearings (Sin
Page 291 and 292: Tapered Roller Thrust Bearings (Sin
Page 293 and 294: Tapered Roller Thrust Bearings (Dou
Page 295 and 296: Self-Aligning Thrust Roller Bearing
Page 301 and 302: Bearings for special applications C
Page 303 and 304: Split Cylindrical Roller Bearings:
Page 305 and 306: Double-Fractured Split Cylindrical
Page 307 and 308: Bearings for Preparing Rolls: Sendz
Page 309 and 310: Enclosed-Type Tapered Roller Bearin
Page 311 and 312: Tapered Roller Thrust Bearings: Scr
Page 313 and 314: Tapered Roller Thrust Bearings: Scr
Page 315 and 316: Tension Leveler Roll Unit: Cartridg
Page 317 and 318: Turn Table Bearings: 3-Row Cylindri
Page 319 and 320: Sealed Spherical Roller Bearings: M
Page 321 and 322: Spherical Surface Slide Bearings ¡
Page 323 and 324: Catalog List & Appendix Table
Page 325 and 326: Catalog List CATALOG TITLES CATALOG
Page 327 and 328: Appendix Table D-5 Appendix table 1
Page 329 and 330: Appendix Table Appendix table 2: Co
Page 331 and 332: Appendix Table h4 h5 h6 h7 h8 h9 h1
Page 333 and 334: Appendix Table H7 H8 H9 H10 H11 H13
Page 335 and 336: Appendix Table Appendix table 8: Vi
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D-15 1/64 1/32 3/64 1/16 5/64 3/32
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NTN - Large Bearings

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