140 mm x 300 mm x 70 mm NTN 31328XU Single row tapered roller bearingsTechnology
| Basic Static Radial Load Rating Co | 80000 N |
| D | 215.0000 mm |
| Grease Speed Rating n1 | 2400 rpm |
| B | 73.00 mm |
| Oil Speed Rating n2 | 3000 rpm |
| Basic Dynamic Radial Load Rating C | 190000 N |
| Fillet Radius ra | 2.50 mm |
| d | 100.000 mm |
140 mm x 300 mm x 70 mm NTN 31328XU Single row tapered roller bearingsSpecifications
Basic Static Radial Load Rating Co:51000 N; Fillet Radius rb:1.00 mm; Fillet Radius ra:2.00 mm; D:110.0000 mm; Grease Speed Rating n1:5300 rpm; B:27.00 mm; Basic Dynamic Radial Load Rating C:74100 N; d:50.000 mm; Oil Speed Rating n2:7000 rpm;
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α:105 °; Coefficient of friction µ max.:0.15; Coefficient of friction µ min.:0.08; B:30 mm; Permissible sliding velocity v min.:0 m/s; d:22 mm; Tolerance shaft:e7; a:3 mm; h:23 mm; Permissible sliding velocity v max.:0.5 m/s;
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r1,2 min.:1.5 mm; Cb min.:6.5 mm; Ca min.:6 mm; Calculation factor e:0.3; Calculation factor Y:2; Basic dynamic load rating C:223 kN; T:36 mm; Limiting speed:4800 r/min; Dimension series:2CE; da max.:95 mm;
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Spring washer in accordance with DIN 128:A 16; M:21 mm; M1:7 mm; M2:39 mm; M3:18 mm; Mass locking clip:0.21 kg; B:50 mm; Hexagonal head bolt:M 16x30;
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Ew:30 mm; Basic dynamic load rating C:11.2 kN; Mass needle roller and cage assembly:0.011 kg; Limiting speed:18000 r/min; Fatigue load limit Pu:2.28 kN; Reference speed:16000 r/min; Basic static load rating C0:19.6 kN; U:13 mm; Fw:26 mm;
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d1:170 mm; Grease:1 060 min-1; rs (min):1.5 mm; D:170 mm; d:100 mm; static Cor:628.000 kN; D1:103 mm; dynamic Cr:266.060 kN; Oil:1 400 min-1; Pu:23.710 kN;
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P60°:138 kN; da:69.85 mm; Housing:SAFS 516; RG:3/8 NPT; Ca:42.799 mm; P180°:52.5 kN; H2:31.75 mm; R2:21.431 mm; H1:88.9 mm; Cap bolt, SAE grade:8;
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D:190.0000 mm; Grease Speed Rating n1:2600 rpm; B:64.00 mm; Basic Dynamic Radial Load Rating C:221000 N; Basic Static Radial Load Rating Co:280000 N; Fillet Radius ra:2.00 mm; Fillet Radius rb:1.00 mm; d:120.000 mm; Oil Speed Rating n2:3200 rpm;
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H2:30.163 mm; R1:44.45 mm; L:279.4 mm; PG:1/8 NPT; H1:82.55 mm; Housing:SAF 611; Cap bolt:2 x 1/2-13 UNC; Mass pillow block:12.4 kg; P90°:25.8 kN; P120°:16 kN;
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Calculation factor f2A:1; da max.:116.7 mm; d:100 mm; db min.:107 mm; D:150 mm; Calculation factor f2C:1.05; r1,2 min.:1.5 mm; d2:114.2 mm; Mass bearing:1.32 kg; Db max.:144.4 mm;
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r1,2 min.:2.1 mm; Da min.:179 mm; db min.:131 mm; Reference speed:2400 r/min; d1:110 mm; D:215 mm; Fatigue load limit Pu:98 kN; Mass bearing + sleeve:14.2 kg; d3:145 mm; Da max.:203 mm;
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Permissible sliding velocity v max.:0.5 m/s; Coefficient of friction µ max.:0.15; α:124 °; d:250 mm; B:350 mm; Specific static load factor K0:45 N/mm²; Coefficient of friction µ min.:0.08; Tolerance shaft:e7; Permissible sliding velocity v min.:0 m/s; a:17.5 mm;
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B:35 mm; F:55 mm; d:50 mm; Mass inner ring:0.11 kg; r, r1,2 min.:0.6 mm;
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B1:550 mm; G:Tr 850x7; G2:G 1/4; d1:750 mm; A:15 mm; G1:67 mm; B2:568 mm; Mass withdrawal sleeve:401 kg; Hydraulic nut:HMV 170 E; d:800 mm;
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L:304.8 mm; S:0.794 mm; s:32.941 mm; Mass bearing unit:10.9 kg; da:74.612 mm; Basic dynamic load rating C:212 kN; J max.:247.65 mm; H2:47.625 mm; J min.:234.95 mm; H1:79.375 mm;
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| 140 mm x 300 mm x 70 mm NTN 31328XU Single row tapered roller bearingsSeries Supply |
| D | B | C | a | e | d | T | d1 |
| 31328 | 300 mm | 70 mm | 47 mm | 90 mm | - | 140 mm | 77 mm | - |
| 31328 | 300 mm | 70 mm | 695 kN | 94 mm | - | 140 mm | 77 mm | - |
| 31328 A | 300 mm | 70 mm | 693 kN | 90 mm | - | 140 mm | 77 mm | - |
| 31328 XJ2 | 300 mm | 70 mm | 47 mm | 90.071 mm | - | 140 mm | 77 mm | - |
| 31328-DF | 300 mm | 70 mm | 1195 kN | - | - | 140 mm | 154 mm | - |
| 31328XJ2/DF | 300 mm | 70 mm | 1190 kN | - | - | 140 mm | 154 mm | - |
| 31328XU | 300 mm | 70 mm | 685 kN | 94 mm | 0.83 | 140 mm | 77 mm | 222.5 mm |
| 31328XUDF | 300 mm | - | - | - | - | 140 mm | 154 mm | - |
| 31328-X-XL-DF-A160-200 | - | - | - | - | - | - | - | - |
| X31328X | - | - | - | - | - | 140 mm | - | - |
English
NTN-SNR BEARING RULMENTI S.R.L.2020-07-10 09:46:19
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