NTN - Large Bearings

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4-Row Cylindrical Roller <strong>Bearings</strong> r1a ra Da da Abutment and fillet dimensions Mass mm kg d a D a r as r las F w min max max max (approx.) 115 109 141 2.0 2.0 4.68 137 131 169 2 2 8.2 135 131 169 2 2 9.3 150 141 189 2 2 12.1 154 148 182 1.5 1.5 9.93 160 151 199 2 2 13.9 166 156 199 2 2 18 169 156 214 2 2 23.3 168 161 209 2 2 15.7 168 161 209 2 2 19.4 168 161 209 2 2 19.6 174 161 219 2 2 20 174 161 219 2 2 24.5 178 159 221 2 2 25.8 177 161 239 2 2 29.6 179 159.5 219 1.5 2 25.4 177 171 209 2 2 20.2 180 171 219 2 2 16.6 179 171 219 2 2 23.4 180 171 219 2 2 23.2 182 171 219 2 2 23.2 177 171 219 2 2 24.8 183 169 229 2 2 27.8 187 181 219 2 2 14.2 187 179 221 2 2 14.6 189 181 229 2 2 22.2 190 181 229 2 2 22.8 193 181 239 2 2 28.2 193 181 239 2 2 28.5 193 181 244 2 2 19.3 192 181 249 2 2 29.5 B-65
4-Row Cylindrical Roller <strong>Bearings</strong> C1 r1 r B1 D d FW d 170230mm Boundary dimensions Basic load ratings Bearing 1 Drawing 2 dynamic static dynamic static numbers No. mm kN kgf d D B 1 C 1 r s min 3 r ls min 3 C r C or C r C or 170 180 190 200 210 220 260 225 225 2.5 2.5 1,310 3,150 134,000 320,000 4R3431 A 250 156 156 2.5 2.5 895 2,180 91,500 223,000 4R3625 A 250 168 168 2 2 885 2,470 90,000 252,000 4R3639 A 260 168 168 2.5 2.5 1,020 2,400 104,000 244,000 4R3628 A 265 180 180 2.5 2.5 1,090 2,510 111,000 256,000 4R3618 A 260 168 168 2.5 2.5 980 2,600 100,000 265,000 4R3820 A 270 170 170 2.5 2.5 1,090 2,660 111,000 272,000 4R3818 A 270 200 200 2.5 2.5 1,260 3,100 128,000 315,000 4R3821 A 270 200 200 2.5 2.5 1,230 3,200 125,000 330,000 4R3817 A 280 200 200 2.5 2.5 1,240 2,910 126,000 297,000 4R3823 B 280 200 200 2.5 2.5 1,240 2,910 126,000 297,000 4R3830 C 270 170 170 2.5 2.5 970 2,610 99,000 266,000 4R4039 A 280 152 152 2.1 2.1 1,000 2,320 102,000 237,000 4R4054 B 2 280 170 170 2.5 2.5 1,040 2,430 106,000 248,000 4R4048 A 280 190 190 2.5 2.5 1,190 3,150 121,000 320,000 4R4026 A 280 200 200 2.5 2.5 1,310 3,300 134,000 335,000 4R4037 A 280 200 200 2.5 2.5 1,250 3,350 127,000 340,000 4R4027 A 290 192 192 2.5 2.5 1,290 3,150 132,000 320,000 4R4041 A 290 192 192 2.5 2.5 1,230 3,350 126,000 340,000 4R4206 A 290 192 192 2.5 2.5 1,190 3,350 122,000 340,000 4R4413 A 300 160 160 2.5 2.5 1,000 2,590 102,000 264,000 4R4419 A 300 160 160 2.1 2.1 1,000 2,590 102,000 264,000 4R4445 C 310 192 192 2.5 2.5 1,350 3,550 138,000 360,000 4R4410 A 310 192 192 2.5 2.5 1,390 3,400 141,000 350,000 4R4426 A 310 204 204 2.5 2.5 1,420 3,750 144,000 385,000 4R4425 A 310 215 215 2.5 2.5 1,530 3,750 156,000 380,000 4R4420 A 310 225 225 2.5 2.5 1,480 3,950 151,000 405,000 4R4416 A 310 225 225 2.5 2.5 1,590 3,950 162,000 400,000 4R4449 A 320 160 160 3 3 1,190 2,550 121,000 260,000 4R4428 A 320 210 210 2.5 2.5 1,550 3,650 158,000 370,000 4R4429 A 320 210 210 2.5 2.5 1,560 3,600 159,000 370,000 4R4444 A 230 330 206 206 2.5 2.5 1,510 3,900 154,000 395,000 4R4610 A 330 206 206 2.5 2.5 1,520 3,800 155,000 385,000 4R4614 A 1 Drawing details are shown in Page B-38. 2 Minimal allowable dimension for chamfer dimension r or r1. B-66
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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
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 105 and 106: Multi-Row Cylindrical Roller Bearin
Page 113: 4-Row Cylindrical Roller Bearings C
Page 117 and 118: 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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