Page 235 - needle bearings
P. 235

Roller followers: Yoke-type track rollers
                                                                                                          NTN


        Metric series


        Type NUTW2


















         D 35ʙ90mm

             Boundary dimensions           Basic load ratings       Load ratings of truck  Limiting Bearing  2)  Mass
                     mm             dynamic  static dynamic static                      speeds  numbers
                                          N            kgf           N          kgf      r/min             kg
         D     B   C   d  e  Fw rs min 1)                                                grease
          0
         ʵ0.05                         Cr     Cor    Cr    Cor                                          (approx.)
         35 22  0  21 15 20 19  0.3  24 100  28 300 2 460  2 880  3 200 14 200  325 1 450  5 500 NUTW202 0.115
              ʵ0.210
               0
         40 24 ʵ0.210  23 17 22 21.5 0.3  26 000  32 000 2 650  3 250  3 850 17 100  390 1 740  4 700 NUTW203 0.167
               0
         47 29 ʵ0.210  28 20 27 25.5 0.3  40 500  51 500 4 150  5 250  4 700 25 100  480 2 560  4 000 NUTW204 0.280
               0
         52 29 ʵ0.210  28 25 31 30  0.3  45 000  61 500 4 600  6 250  5 550 27 700  565 2 830  3 300 NUTW205 0.322
               0
         62 35 ʵ0.210  34 30 38 35  0.3  59 500  77 000 6 050  7 900  6 950 41 000  710 4 200  2 900 NUTW206 0.549
               0
         72 35 ʵ0.210  34 35 44 41.5 0.6  65 000  91 000 6 650  9 250  8 050 46 000  820 4 700  2 400 NUTW207 0.747
               0
         80 38 ʵ0.250  36 40 51 47.5 0.6  90 500 131 000 9 250 13 400  9 800 54 500 1 000 5 550  2 100 NUTW208 0.953
               0
         85 38 ʵ0.250  36 45 55 52.5 0.6  95 500 144 000 9 750 14 700 10 400 58 000 1 060 5 900  1 900 NUTW209 1.03
               0
         90 38 ʵ0.250  36 50 60 57  0.6 100 000 158 000 10 200 16 100 11 400 61 500 1 160 6 250  1 800 NUTW210 1.11






































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