As the professional manufacturers, Top Bearings would like to provide you RNA 6918 Double Row Needle Roller Bearing Without Inner Ring. And we will offer you the best after-sale service and timely delivery.
As the professional manufacturers, Top Bearings would like to provide you RNA 6918 Double Row Needle Roller Bearing Without Inner Ring. And we will offer you the best after-sale service and timely delivery.
Material: |
Chrome Steel / Stainless Steel |
Model Number: |
RNA 6918 |
Fatigue Limit Load, Radial: |
74000 N |
Limiting Speed: |
4400 1/min |
Dimensions(mm)(d*D*b): |
105x125x63mm |
Row: |
Double Row |
High Light: |
single row roller bearing, radial needle bearing |
Fw | 105 mm | ||
D | 125 mm | ||
C | 63 mm | ||
rmin | 1,1 mm | ||
m | 1330 g | Mass | |
Cr | 195000 N | Basic dynamic load rating, radial | |
C0r | 425000 N | Basic static load rating, radial | |
Cur | 74000 N | Fatigue limit load, radial | |
nG | 4400 1/min | Limiting speed | |
nB | 2550 1/min | Reference speed | |
Double row |
shaft | Bearing No. | Boundary Dimensions | Basic Loading Capacity | Lomiting Speed | ||||
FW | D | C | rS | Dynamic | Stactic | Oil | ||
C | Co | |||||||
mm | mm | Min. | N | rpm | ||||
5 | +NK 5/10 TN | 5 | 10 | 10 | 0.15 | 2350 | 1920 | 39000 |
+NK 5/12 TN | 5 | 10 | 12 | 0.15 | 3000 | 2650 | 39000 | |
6 | +NK 6/10 TN | 6 | 12 | 10 | 0.15 | 2600 | 2280 | 37000 |
+NK 6/12 TN | 6 | 12 | 12 | 0.15 | 3350 | 3150 | 37000 | |
7 | +NK 7/10 TN | 7 | 14 | 10 | 0.3 | 2850 | 2650 | 34000 |
+NK 7/12 TN | 7 | 14 | 12 | 0.3 | 3650 | 3600 | 34000 | |
8 | +NK 8/12 TN | 8 | 15 | 12 | 0.3 | 3950 | 4100 | 32000 |
+NK 8/16 TN | 8 | 15 | 16 | 0.3 | 5100 | 5800 | 32000 | |
+NKS 8 TN | 8 | 16 | 13 | 0.3 | 5000 | 4700 | 32000 | |
9 | +NK 9/12 TN | 9 | 16 | 12 | 0.3 | 4500 | 5000 | 31000 |
+NK 9/16 TN | 9 | 16 | 16 | 0.3 | 5900 | 7100 | 31000 | |
10 | +NK 10/12 TN | 10 | 17 | 12 | 0.3 | 4750 | 5500 | 29000 |
+NK 10/16 TN | 10 | 17 | 16 | 0.3 | 6200 | 7800 | 29000 | |
+NKS 10 TN | 10 | 19 | 13 | 0.3 | 5800 | 6000 | 29000 | |
12 | NK 12/12 | 12 | 19 | 12 | 0.3 | 6400 | 7100 | 27000 |
NK 12/16 | 12 | 19 | 16 | 0.3 | 9000 | 11000 | 27000 | |
+NKS 12 TN | 12 | 22 | 16 | 0.6 | 9600 | 10400 | 26000 | |
14 | NK 14/16 | 14 | 22 | 16 | 0.3 | 10100 | 11500 | 25000 |
NK 14/20 | 14 | 22 | 20 | 0.3 | 12800 | 15600 | 25000 | |
+NKS 14 | 14 | 25 | 16 | 0.6 | 14400 | 13800 | 24000 | |
RNA 4900 | 14 | 22 | 13 | 0.3 | 8500 | 9200 | 25000 | |
15 | NK 15/16 | 15 | 23 | 16 | 0.3 | 10700 | 12700 | 24000 |
NK 15/20 | 15 | 23 | 20 | 0.3 | 13600 | 17200 | 24000 | |
+NKS 15 | 15 | 26 | 16 | 0.6 | 14400 | 14000 | 23000 | |
16 | NK 16/16 | 16 | 24 | 16 | 0.3 | 11300 | 13900 | 23000 |
NK 16/20 | 16 | 24 | 20 | 0.3 | 14400 | 18800 | 23000 | |
+NKS 16 | 16 | 28 | 16 | 0.6 | 15700 | 15800 | 22000 | |
RNA 4901 | 16 | 24 | 13 | 0.3 | 9400 | 10900 | 23000 | |
RNA 6901 | 16 | 24 | 22 | 0.3 | 16000 | 21600 | 23000 | |
17 | NK 17/16 | 17 | 25 | 16 | 0.3 | 11900 | 15000 | 23000 |
NK 17/20 | 17 | 25 | 20 | 0.3 | 15100 | 20400 | 23000 | |
18 | NK 18/16 | 18 | 26 | 16 | 0.3 | 12500 | 16200 | 22000 |
NK 18/20 | 18 | 26 | 20 | 0.3 | 15800 | 22000 | 22000 | |
+NKS 18 | 18 | 30 | 16 | 0.6 | 16800 | 17700 | 21000 | |
19 | NK 19/16 | 19 | 27 | 16 | 0.3 | 13000 | 17400 | 22000 |
NK 19/20 | 19 | 27 | 20 | 0.3 | 16500 | 23600 | 22000 | |
20 | NK20/16 | 20 | 28 | 16 | 0.3 | 13000 | 17500 | 21000 |
NK20/20 | 20 | 28 | 20 | 0.3 | 16400 | 23800 | 21000 | |
NKS 20 | 20 | 32 | 20 | 0.6 | 23000 | 25000 | 20000 | |
RNA4902 | 20 | 28 | 13 | 0.3 | 10600 | 13600 | 21000 | |
RNA6902 | 20 | 28 | 23 | 0.3 | 17300 | 25500 | 21000 | |
21 | NK21/16 | 21 | 29 | 16 | 0.3 | 13500 | 18700 | 21000 |
NK21/20 | 21 | 29 | 20 | 0.3 | 17100 | 25500 | 21000 | |
22 | NK22/16 | 22 | 30 | 16 | 0.3 | 14000 | 19900 | 20000 |
NK22/20 | 22 | 30 | 20 | 0.3 | 17700 | 27000 | 20000 | |
NKS 22 | 22 | 35 | 20 | 0.6 | 24500 | 28000 | 18000 | |
RNA4903 | 22 | 30 | 13 | 0.3 | 11000 | 14600 | 20000 | |
RNA6903 | 22 | 30 | 23 | 0.3 | 18600 | 29000 | 20000 | |
24 | NK24/16 | 24 | 32 | 16 | 0.3 | 15000 | 22300 | 18000 |
NK24/20 | 24 | 32 | 20 | 0.3 | 19000 | 30500 | 18000 | |
NKS24 | 24 | 34 | 20 | 0.6 | 26000 | 31000 | 17000 | |
25 | NK25/16 | 25 | 33 | 16 | 0.3 | 14900 | 22400 | 18000 |
NK25/20 | 25 | 33 | 20 | 0.3 | 18800 | 30500 | 18000 | |
NKS 25 | 25 | 38 | 20 | 0.6 | 27500 | 33500 | 17000 | |
RNA4904 | 25 | 37 | 17 | 0.3 | 21000 | 25500 | 17000 | |
RNA6904 | 25 | 37 | 30 | 0.3 | 36000 | 51000 | 17000 | |
26 | NK26/16 | 26 | 34 | 16 | 0.3 | 15300 | 23600 | 17000 |
NK26/20 | 26 | 34 | 20 | 0.3 | 19400 | 32000 | 17000 | |
28 | NK28/20 | 28 | 37 | 20 | 0.3 | 22000 | 34000 | 16000 |
NK28/30 | 28 | 37 | 30 | 0.3 | 33000 | 57000 | 16000 | |
NKS28 | 28 | 42 | 20 | 0.6 | 28500 | 36500 | 15000 | |
RNA49/22 | 28 | 39 | 17 | 0.3 | 22800 | 29500 | 15000 | |
RNA69/22 | 28 | 39 | 30 | 0.3 | 37500 | 55000 | 15000 | |
29 | NK29/20 | 29 | 38 | 20 | 0.3 | 21900 | 34000 | 15000 |
NK29/30 | 29 | 38 | 30 | 0.3 | 32500 | 57000 | 15000 | |
30 | NK30/20 | 30 | 40 | 20 | 0.3 | 22600 | 36000 | 15000 |
NK30/30 | 30 | 40 | 30 | 0.3 | 33500 | 60000 | 15000 | |
NKS30 | 30 | 45 | 22 | 0.6 | 32000 | 40000 | 14000 | |
RNA4905 | 30 | 42 | 17 | 0.3 | 23600 | 31500 | 14000 | |
RNA6905 | 30 | 42 | 30 | 0.3 | 39000 | 59000 | 14000 | |
32 | NK32/20 | 32 | 42 | 20 | 0.3 | 23100 | 37500 | 14000 |
NK32/30 | 32 | 42 | 30 | 0.3 | 34500 | 63000 | 14000 | |
NKS32 | 32 | 47 | 22 | 0.6 | 33500 | 43500 | 13000 | |
RNA49/28 | 32 | 45 | 17 | 0.3 | 24400 | 33500 | 14000 | |
RNA69/28 | 32 | 45 | 30 | 0.3 | 40500 | 63000 | 14000 | |
35 | NK 35/20 | 35 | 45 | 20 | 0.3 | 24300 | 41500 | 13000 |
NK 35/30 | 35 | 45 | 30 | 0.3 | 36500 | 69000 | 13000 | |
NKS35 | 35 | 50 | 22 | 0.6 | 35000 | 47000 | 12000 | |
RNA4906 | 35 | 47 | 17 | 0.3 | 25000 | 35500 | 13000 | |
RNA6906 | 35 | 47 | 30 | 0.3 | 43500 | 71000 | 13000 | |
37 | NK 37/20 | 37 | 47 | 20 | 0.3 | 24900 | 43500 | 12000 |
NK 37/30 |