NTN - Large Bearings

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Self-Aligning Thrust Roller <strong>Bearings</strong> da ra ra Equivalent bearing load dynamic PaFa1.2Fr static PoaFa2.7Fr Fr when Fa 0.55 Da Abutment and Mass fillet dimensions mm kg d a D a r as min max max (approx.) 130 150 1.5 3.94 150 175 2.5 11.5 145 165 2 5.78 165 190 2.5 15 160 180 2 7.92 180 205 3 18.6 170 195 2 9.76 195 225 3 23.7 185 205 2 11.4 205 235 3 25.2 179 196 1.5 4.56 195 215 2 12 220 250 3 30.5 189 206 1.5 4.88 210 235 2.5 15.9 230 265 4 37 201 218 1.5 6.02 220 245 2.5 16.6 245 285 4 45 211 228 1.5 6.27 235 260 2.5 21.2 260 300 4 52.9 225 245 2 8.8 250 275 3 26 275 320 4 62 235 255 2 9.14 265 295 3 31.9 290 335 4 73.3 B-247
Self-Aligning Thrust Roller <strong>Bearings</strong> B1 d1 d r A C r T D1 D d 220400mm Boundary dimensions Basic load ratings Bearing Dimensions dynamic static dynamic static numbers mm kN kgf mm d D T r s min 1 C a C oa C a C oa D 1 d 1 B 1 C A 220 240 260 280 300 320 340 360 380 300 48 2 555 2,480 56,500 253,000 29244 254 292 15 24 117 360 85 4 1,390 5,200 141,000 530,000 29344 280 345 29 41 125 420 122 6 2,300 8,100 235,000 825,000 29444 308 400 43 58 132 340 60 2.1 825 3,600 84,000 365,000 29248 283 330 19 30 130 380 85 4 1,380 5,250 140,000 535,000 29348 300 365 29 41 135 440 122 6 2,400 8,700 245,000 885,000 29448 326 420 43 59 142 360 60 2.1 870 3,950 88,500 400,000 29252 302 350 19 30 139 420 95 5 1,710 6,800 175,000 695,000 29352 329 405 32 45 148 480 132 6 2,740 10,000 279,000 1,020,000 29452 357 460 48 64 154 380 60 2.1 875 4,050 89,000 415,000 29256 323 370 19 30 150 440 95 5 1,800 7,250 184,000 740,000 29356 348 423 32 46 158 520 145 6 3,350 12,400 340,000 1,270,000 29456 387 495 52 68 166 420 73 3 1,190 5,350 121,000 545,000 29260 353 405 21 38 162 480 109 5 2,140 8,250 218,000 840,000 29360 379 460 37 50 168 540 145 6 3,450 13,200 350,000 1,340,000 29460 402 515 52 70 175 440 73 3 1,260 5,800 128,000 595,000 29264 372 430 21 38 172 500 109 5 2,220 8,800 226,000 895,000 29364 399 482 37 53 180 580 155 7.5 3,700 14,200 375,000 1,440,000 29464 435 555 55 75 191 460 73 3 1,240 5,800 126,000 590,000 29268 395 445 21 37 183 540 122 5 2,650 10,700 270,000 1,090,000 29368 428 520 41 59 192 620 170 7.5 4,400 17,500 445,000 1,790,000 29468 462 590 61 82 201 500 85 4 1,510 7,050 154,000 720,000 29272 423 485 25 44 194 560 122 5 2,710 11,100 276,000 1,130,000 29372 448 540 41 59 202 640 170 7.5 4,500 18,500 460,000 1,890,000 29472 480 610 61 82 210 520 85 4 1,590 7,650 162,000 780,000 29276 441 505 27 42 202 600 132 6 3,200 13,300 325,000 1,360,000 29376 477 580 44 63 216 670 175 7.5 4,900 19,700 500,000 2,010,000 29476 504 640 63 85 230 400 540 85 4 1,620 7,950 165,000 810,000 29280 460 526 27 42 212 620 132 6 3,400 14,500 345,000 1,480,000 29380 494 596 44 64 225 710 185 7.5 5,450 22,100 555,000 2,250,000 29480 534 680 67 89 236 1 Smallest allowable dimension for chamfer dimension r. B-248
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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 245 and 246: Four Row Tapered Roller Bearings C2
Page 247 and 248: 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 and 286: Thrust Roller Bearings r d1 d T r D
Page 287 and 288: 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: Self-Aligning Thrust Roller Bearing
Page 299 and 300: 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
Page 337: 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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