One-way Bearing
  -Drawn Cup Needle Clutch and bearing components
-Drawn Cup Needle Clutch
-Heterotypic roller-type one-way clutch
-One-way rotating ball bearings
One-way Bearing
  -Straight needle peace Cage Assemblies BF Series
  -Thrust - Needle and Cage Assemblies AXK, TC Series
Needle Roller Bearing Without inner Ring
  -Needle Roller Bearing Without inner Ring NK Series
  -Needle Roller Bearing Without inner Ring RNA49 ，RNA69 Series
Yoke type track roller
Self-Aligning Needle Roller Bearing
Strap Wheel
 
| Needle Roller Bearing Without inner Ring  -> Needle Roller Bearing Without inner Ring RNA49 ，RNA69 Series->  Products

RNA49，RNA69 Series
Needle Roller Bearing
without Inner Ring
Shaft RNA49Series Weight

g

 Size（mm) Basic rated load Speed Limit1）

n1 oil≈

min-1

 Remarks
mm Code Fw D C rs

min.

 ActinC

N

 StaticC0

N
14 RNA 4900 16.5 14 22 13 0.3 8500 9200 25000 　
16 RNA 4901 17.4 16 24 13 0.3 9400 10900 23000 　
20 RNA 4902 21.7 20 28 13 0.3 10600 13600 21000 　
22 RNA 4903 22.2 22 30 13 0.3 11000 14600 20000 　
25 RNA 4904 52.3 25 37 17 0.3 21000 25500 17000 　
30 RNA 4905 61 30 42 17 0.3 23600 31500 14000 　
35 RNA 4906 69.4 35 47 17 0.3 25000 35500 13000 　
42 RNA 4907 107 42 55 20 0.3 31500 50000 11000 　
48 RNA 4908 140 48 62 22 0.3 43000 17000 9000 　
52 RNA 4909 182 52 68 22 0.3 45000 73000 8500 　
58 RNA 4910 163 58 72 22 0.3 47000 80000 8000 　

Shaft RNA49Series Weight

g

 尺      寸（mm) Basic rated load Speed Limit1）

n1 oil≈

min-1

 Remarks
mm Code Fw D C rs

min.

 ActinC

N

 StaticC0

N
16 RNA 6901 31 16 24 22 0.3 16000 21600 63000 　
20 RNA 6902 39.7 20 28 23 0.3 17300 25500 21000 　
22 RNA 6903 42.4 22 30 23 0.3 18600 29000 20000 　
25 RNA 6904 100 25 37 30 0.3 36000 51000 17000 　
30 RNA 6905 112 30 42 30 0.3 39000 59000 14000 　
35 RNA 6906 126 35 47 30 0.3 43500 71000 13000 　
42 RNA 6907 193 42 55 36 0.3 48000 86000 11000 　
48 RNA 6908 256 48 62 40 0.3 66000 116000 9000 　
52 RNA 6909 338 52 68 40 0.3 69000 127000 8500 　
58 RNA 6910 310 58 72 40 0.3 73000 139000 8000 　
1)对于脂润滑,允许值为表列数值的60%。