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SKF - Rolling Bearings

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6.1 Needle roller and cage assemblies<br />

F w 23 – 45 mm<br />

U<br />

E w<br />

F w<br />

K<br />

K .. ZW<br />

Principal<br />

dimensions<br />

Basic load<br />

ratings<br />

dynamic static<br />

F w E w U C C 0 P u<br />

Fatigue<br />

load limit<br />

Speed ratings Mass Designation Appropriate seal 1)<br />

Reference Limiting<br />

Designation<br />

speed speed<br />

mm kN kN r/min g – –<br />

23 35 16 24,2 23,2 2,9 15 000 17 000 29 K 23x35x16 TN –<br />

24 28 10 9,35 15 1,73 17 000 19 000 8,5 K 24x28x10 –<br />

28 13 10,6 18 2,08 17 000 19 000 10 K 24x28x13 –<br />

28 17 14 25,5 3 17 000 19 000 13 K 24x28x17 –<br />

30 17 18,7 27,5 3,4 16 000 18 000 19 K 24x30x17 –<br />

30 31 26,4 43 5,3 16 000 18 000 32 K 24x30x31 ZW –<br />

25 29 10 9,52 15,6 1,8 16 000 18 000 8,5 K 25x29x10 –<br />

29 13 10,8 18,6 2,16 16 000 18 000 11 K 25x29x13 –<br />

29 17 14,2 26,5 3,1 16 000 18 000 14 K 25x29x17 –<br />

30 17 17,9 30,5 3,6 16 000 18 000 16 K 25x30x17 –<br />

30 20 20,9 36,5 4,4 16 000 18 000 18 K 25x30x20 –<br />

30 26 20,5 36 4,15 16 000 18 000 19 K 25x30x26 ZW –<br />

31 17 18,7 28,5 3,45 16 000 18 000 19 K 25x31x17 –<br />

31 21 23,3 38 4,75 16 000 18 000 20 K 25x31x21 –<br />

32 16 19,8 27,5 3,35 15 000 17 000 21 K 25x32x16 G 25x32x4<br />

33 20 27,5 38 4,65 15 000 17 000 33 K 25x33x20 G/SD 25x33x4<br />

33 24 31,9 47,5 5,85 15 000 17 000 39 K 25x33x24 G/SD 25x33x4<br />

35 30 44,6 62 7,8 15 000 17 000 65 K 25x35x30 G/SD 25x35x4<br />

26 30 13 11,2 19,6 2,28 16 000 18 000 11 K 26x30x13 –<br />

30 17 14,7 27,5 3,25 16 000 18 000 15 K 26x30x17 –<br />

30 22 15,1 29 3,35 16 000 18 000 12 K 26x30x22 ZW –<br />

28 33 13 14,7 24,5 2,85 14 000 16 000 13 K 28x33x13 –<br />

33 17 19 33,5 4,05 14 000 16 000 17 K 28x33x17 –<br />

34 17 20,9 33,5 4,15 14 000 16 000 24 K 28x34x17 –<br />

35 16 20,5 30 3,55 14 000 16 000 24 K 28x35x16 G/SD 28x35x4<br />

35 18 22,9 34,5 4,15 14 000 16 000 27 K 28x35x18 G/SD 28x35x4<br />

40 25 42,9 55 6,95 13 000 15 000 70 K 28x40x25 –<br />

1) For additional information, visit skf.com/seals.<br />

724

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