NTN - Large Bearings

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Single Row Cylindrical Roller <strong>Bearings</strong> r1a r1a ra ra da Da da Da Equivalent bearing load dynamic PrFr static PorFr Type N Type NU Abutment and fillet dimensions Mass mm kg d a D a r as r las type NU min max max max (approx.) 196 364 3 3 69.5 196 364 3 3 88 196.5 251 2 1 6.93 201 279 2 2 10.7 206 324 3 3 21.3 206 324 3 3 24.2 206 324 3 3 34.4 206 324 3 3 39.5 206 324 3 3 48.2 210 380 4 4 49.4 210 380 4 4 80.5 210 380 4 4 101 211 269 2 2 7.65 208 269 2 1.5 9.66 211 299 2 2 13.9 211 299 2 2 24.1 213 327 2.5 2.5 42.8 216 344 3 3 25.3 216 344 3 3 28.1 216 344 3 3 41.3 216 344 3 3 47.8 216 344 3 3 58 220 400 4 4 55.8 220 400 4 4 92.6 220 400 4 4 118 231 289 2 1.5 10.5 233 327 2.5 2.5 18.2 233 327 2.5 2.5 31.7 236 354 3 3 55.7 236 384 3 3 37.7 236 384 3 3 59 236 384 3 3 84.2 240 440 4 4 73.4 240 440 4 4 116 248 309 2 1.5 11.3 B-47
Single Row Cylindrical Roller <strong>Bearings</strong> B r r r r1 r r1 r1 r r1 r1 r r r D d FW Type NU Type NJ Type NUP Type N Type NF d 240320mm Boundary dimensions Basic load ratings Bearing Dimensions dynamic static dynamic static numbers mm kN kgf mm type d D B 1 r s min 1 r ls min C r C or C r C or NU F w 240 260 280 300 360 56 3 3 530 820 54,000 83,500 NU1048 270 360 92 3 3 940 1,710 95,500 174,000 NU3048 270 440 72 4 4 935 1,340 95,500 136,000 NU248 295 440 120 4 4 1,440 2,320 146,000 236,000 NU2248 295 500 95 5 5 1,430 1,950 146,000 198,000 NU348 310 500 155 5 5 2,100 3,200 214,000 325,000 NU2348 310 360 46 2.1 2.1 400 665 41,000 67,500 NU1952 285 360 60 2.1 2.1 545 985 55,500 100,000 NU2952 285 400 65 4 4 645 1,000 65,500 102,000 NU1052 296 400 104 4 4 1,150 2,020 117,000 206,000 NU3052 294 440 144 4 4 1,810 3,150 185,000 320,000 NU3152 305 480 80 5 5 1,150 1,660 117,000 170,000 NU252 320 480 130 5 5 1,780 2,930 182,000 299,000 NU2252 320 540 102 6 6 1,620 2,230 165,000 228,000 NU352 336 540 165 6 6 2,340 3,600 239,000 365,000 NU2352 336 540 206 6 6 2,930 4,800 299,000 490,000 NU3352 336 380 46 2.1 2.1 415 710 42,500 72,500 NU1956 305 380 60 2.1 2.1 565 1,060 58,000 108,000 NU2956 305 420 65 4 4 660 1,050 67,000 107,000 NU1056 316 420 106 4 4 1,240 2,260 126,000 230,000 NU3056 314 500 80 5 5 1,190 1,760 121,000 180,000 NU256 340 500 130 5 5 1,840 3,100 188,000 315,000 NU2256 340 580 108 6 6 1,820 2,540 185,000 259,000 NU356 362 580 175 6 6 2,700 4,250 275,000 430,000 NU2356 362 380 60 2.1 2.1 505 1,230 51,500 125,000 NU3860 324 420 56 3 3 560 935 57,000 95,500 NU1960 330 420 72 3 3 780 1,440 79,500 147,000 NU2960 330 460 74 4 4 855 1,340 87,000 137,000 NU1060 340 460 118 4 4 1,610 3,000 164,000 305,000 NU3060 340 540 85 5 5 1,400 2,070 143,000 211,000 NU260 364 540 140 5 5 2,180 3,650 223,000 370,000 NU2260 364 620 185 7.5 7.5 3,250 5,150 330,000 525,000 NU2360 385 320 400 60 2.1 2.1 525 1,310 53,500 134,000 NU3864 344 440 56 3 3 580 1,010 59,500 103,000 NU1964 350 480 74 4 4 875 1,410 89,500 143,000 NU1064 360 1 Minimal allowable dimension for chamfer dimension r or r1. B-48
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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
Page 45 and 46: Lubrication 6.5 Oil lubrication Oil
Page 47 and 48: Lubrication Table 6.9 Factor K Expe
Page 49 and 50: MEMO A-46
Page 51 and 52: INDEX OF BEARING TABLES Deep Groove
Page 53 and 54: Deep Groove Ball Bearings
Page 55 and 56: Deep Groove Ball Bearings D r B r d
Page 61 and 62: Deep Groove Ball Bearings r D B r d
Page 63 and 64: Angular Contact Ball Bearings
Page 65 and 66: Angular Contact Ball Bearings 1. 2
Page 67 and 68: Angular Contact Ball Bearings Singl
Page 81 and 82: Double Row Angular Contact Ball Bea
Page 83 and 84: Double Row Angular Contact Ball Bea
Page 85 and 86: Cylindrical Roller Bearings
Page 87 and 88: Cylindrical Roller Bearings Table 3
Page 89 and 90: Single Row Cylindrical Roller Beari
Page 95: Single Row Cylindrical Roller Beari
Page 105 and 106: Multi-Row Cylindrical Roller Bearin
Page 113 and 114: 4-Row Cylindrical Roller Bearings C
Page 129 and 130: SL Type Cylindrical Roller Bearings
Page 137 and 138: Tapered Roller bearings
Page 139 and 140: Tapered Roller Bearings Table 2 Str
Page 141 and 142: Tapered Roller Bearings Inch system
Page 143 and 144: Tapered Roller Bearings Inch system
Page 145 and 146: Single Row Tapered Roller Bearings
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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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Sealed Four Row Tapered Roller Bear
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Spherical Roller bearings
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Spherical Roller Bearings 2. Dimens
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Spherical Roller Bearings B r r D d
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Thrust bearings
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Thrust Bearings 1. 3 Tapered roller
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Thrust Bearings d1 d D1 D r r T da
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Thrust Bearings d1 d D1 D r r T da
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Thrust Roller Bearings r d1 d D D1
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Thrust Roller Bearings r d1 d T r D
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Thrust Roller Bearings r d1 d T r D
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Tapered Roller Thrust Bearings (Sin
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Tapered Roller Thrust Bearings (Sin
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Tapered Roller Thrust Bearings (Dou
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Self-Aligning Thrust Roller Bearing
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Bearings for special applications C
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Split Cylindrical Roller Bearings:
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Double-Fractured Split Cylindrical
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Bearings for Preparing Rolls: Sendz
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Enclosed-Type Tapered Roller Bearin
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Tapered Roller Thrust Bearings: Scr
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Tapered Roller Thrust Bearings: Scr
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Tension Leveler Roll Unit: Cartridg
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Turn Table Bearings: 3-Row Cylindri
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Sealed Spherical Roller Bearings: M
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Spherical Surface Slide Bearings ¡
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Catalog List & Appendix Table
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Catalog List CATALOG TITLES CATALOG
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Appendix Table D-5 Appendix table 1
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Appendix Table Appendix table 2: Co
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Appendix Table h4 h5 h6 h7 h8 h9 h1
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Appendix Table H7 H8 H9 H10 H11 H13
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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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