NTN - Large Bearings

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Multi-Row Cylindrical Roller <strong>Bearings</strong> ra ra ra ra da Da da Da Equivalent bearing load dynamic PrFr static PorFr Type NN Type NNU Dimensions Abutment and fillet dimensions Mass (approx.) mm mm kg d a D a r as type NNU type NN Cylindrical Cylindrical F w E w min max max bore bore 616 543 2.5 62.9 588 550 690 4 206 647 573 2.5 66.1 618 702 580 730 4 242 233 634 584 796 5 358 635 613 717 2.5 113 800 624 5 392 673 646 764 3 162 684 654 826 5 275 798 770 900 4 186 824 774 976 5 560 852 820 960 4 223 878 824 1,036 5 483 1,176 982 6 977 B-63
4-Row Cylindrical Roller <strong>Bearings</strong> C1 r1 r B1 D d FW d 100170mm 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 100 120 130 140 145 150 151.5 160 150 74 74 2 2 262 510 26,700 52,500 4R2035 A 180 92 92 2.5 2.5 400 785 40,500 80,000 4R2437 A 180 105 105 2.5 2.5 445 855 45,500 87,000 4R2438 A 200 104 104 2.5 2.5 490 955 49,500 97,000 4R2628 A 190 119 119 1.5 1.5 495 1,190 50,500 121,000 4R2832 B 2 210 116 116 2.5 2.5 510 1,030 52,000 105,000 4R2823 A 210 155 155 2.5 2.5 705 1,640 71,500 168,000 4R2906 A 225 156 156 2.5 2.5 810 1,750 82,500 178,000 4R2904 A 220 127 120 2.5 2.5 615 1,280 63,000 130,000 4R3036 A 220 150 150 2.5 2.5 750 1,640 76,500 168,000 4R3031 A 220 150 150 2.5 2.5 750 1,640 76,500 168,000 4R3056 A 230 130 130 2.5 2.5 725 1,520 73,500 155,000 4R3029 A 230 156 156 2.5 2.5 930 2,040 95,000 208,000 4R3040 A 230 168 168 2 2 845 1,950 86,000 199,000 4R3042 A 250 150 150 2.5 2.5 885 1,640 90,500 167,000 4R3039 A 230 168 168 1.5 2.5 850 2,060 87,000 210,000 4R3033K A 220 180 180 2.5 2.5 920 2,490 93,500 254,000 4R3224 D 3 230 130 130 2.5 2.5 665 1,340 68,000 136,000 4R3226 A 230 168 168 2.5 2.5 915 2,170 93,500 222,000 4R3232 A 230 168 168 2.5 2.5 895 2,200 91,500 225,000 4R3229 A 230 168 168 2.5 2.5 895 2,210 91,000 225,000 4R3231 A 230 180 180 2.5 2.5 920 2,490 93,500 254,000 4R3228 D 3 240 170 170 2 2.5 980 2,290 100,000 234,000 4R3225 A 170 230 120 120 2.5 2.5 620 1,520 63,000 155,000 4R3426 A 230 120 120 2 2 620 1,520 63,000 155,000 4R3443 C 240 156 156 2.5 2.5 905 2,170 92,500 222,000 4R3429 A 240 160 160 2.5 2.5 905 2,180 92,000 222,000 4R3423 A 250 168 168 2.5 2.5 970 2,220 99,000 226,000 4R3432 A 250 168 168 2.5 2.5 1,030 2,390 105,000 243,000 4R3428 A 255 180 180 2.5 2.5 1,100 2,430 112,000 247,000 4R3425 A 260 150 150 2.5 2.5 835 1,750 85,000 179,000 4R3433 A 1 "K" indicates bearings have tapered bore with a taper ratio of 1: 12. 2 Drawing details are shown in Page B-38. 3 Minimal allowable dimension for chamfer dimension r or r1. B-64
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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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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 105 and 106: Multi-Row Cylindrical Roller Bearin
Page 111: Multi-Row Cylindrical Roller Bearin
Page 115 and 116: 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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Page 167 and 168:
Page 169 and 170:
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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 241 and 242:
Page 243 and 244:
Page 245 and 246:
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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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Page 273 and 274:
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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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