KOYO NEEDLE ROLLER BEARING
| Shaft
Dia. |
d | D | B | Fw |
rs min. |
s(1) | Bearing Designation | Load Ratings | Fatigue
Load Limit Cu |
Speed Ratings | Approx.
Wt. |
||
| Dynamic | Static | ||||||||||||
| C | C0 | Grease | Oil | ||||||||||
| mm
in |
mm
in |
mm
in |
mm
in |
mm
in |
mm
in |
mm
in |
kN
lbf |
kN | min-1 | kg
lbs |
|||
| 45
1.7717 |
45
1.7717 |
62
2.4409 |
35
1.378 |
50
1.9685 |
0.6
0.024 |
3
0.118 |
NKJ45/35A | 55
12400 |
117
26300 |
18.2 | 5500 | 8500 | 0.345
0.761 |
| 45
1.7717 |
68
2.6772 |
22
0.866 |
52
2.0472 |
0.6
0.024 |
2
0.079 |
NA4909 | 46.8
10500 |
74.8
16800 |
12.0 | 5400 | 8400 | 0.291
0.642 |
|
| 45
1.7717 |
68
2.6772 |
40
1.575 |
52
2.0472 |
0.6
0.024 |
1.5
0.059 |
NA6909A | 74.7
16800 |
137
30800 |
21.7 | 5400 | 8400 | 0.55
1.232 |
|
| 45
1.7717 |
72
2.8346 |
22
0.866 |
55
2.1654 |
1
0.039 |
1
0.039 |
NKJS45A | 47.9
10800 |
78.4
17600 |
12.6 | 5100 | 7900 | 0.36
0.794 |
|
| 50
1.9685 |
50
1.9685 |
68
2.6772 |
25
0.984 |
55
2.1654 |
0.6
0.024 |
3
0.118 |
NKJ50/25A | 46.1
10400 |
87.3
19600 |
13.9 | 5000 | 7800 | 0.288
0.635 |
| 50
1.9685 |
68
2.6772 |
35
1.378 |
55
2.1654 |
0.6
0.024 |
3
0.118 |
NKJ50/35A | 62.3
14000 |
129
29000 |
20.0 | 5000 | 7800 | 0.406
0.895 |
|
| 50
1.9685 |
72
2.8346 |
22
0.866 |
58
2.2835 |
0.6
0.024 |
2
0.079 |
NA4910 | 48.9
11000 |
82
18400 |
13.2 | 4800 | 7400 | 0.296
0.653 |
|
| 50
1.9685 |
72
2.8346 |
40
1.575 |
58
2.2835 |
0.6
0.024 |
1.5
0.059 |
NA6910A | 75.7
17000 |
144
32400 |
22.8 | 4800 | 7400 | 0.577
1.272 |
|
| 50
1.9685 |
80
3.1496 |
28
1.102 |
60
2.3622 |
1.1
0.043 |
1.5
0.059 |
NKJS50A | 66.9
15000 |
103
23200 |
16.5 | 4800 | 7300 | 0.523
1.153 |
|
| 55
2.1654 |
55
2.1654 |
72
2.8346 |
25
0.984 |
60
2.3622 |
0.6
0.024 |
3
0.118 |
NKJ55/25A | 44.3
9960 |
94
21100 |
14.9 | 4600 | 7000 | 0.29
0.639 |
| 55
2.1654 |
72
2.8346 |
35
1.378 |
60
2.3622 |
0.6
0.024 |
3
0.118 |
NKJ55/35A | 59.9
13500 |
139
31200 |
21.5 | 4600 | 7000 | 0.41
0.904 |
|
| 55
2.1654 |
80
3.1496 |
25
0.984 |
63
2.4803 |
1
0.039 |
2.5
0.098 |
NA4911 | 62
13900 |
107
24100 |
17.1 | 4500 | 6900 | 0.426
0.939 |
|
| 55
2.1654 |
80
3.1496 |
45
1.772 |
63
2.4803 |
1
0.039 |
2.5
0.098 |
NA6911A | 94.2
21200 |
172
38700 |
27.8 | 4500 | 6900 | 0.8
1.764 |
|
| 55
2.1654 |
85
3.3465 |
28
1.102 |
65
2.5591 |
1.1
0.043 |
1.5
0.059 |
NKJS55A | 71
16000 |
114
25600 |
18.3 | 4400 | 6700 | 0.569
1.254 |
|
| 60
2.3622 |
60
2.3622 |
82
3.2283 |
25
0.984 |
68
2.6772 |
0.6
0.024 |
2
0.079 |
NKJ60/25A | 49
11000 |
101
22700 |
16.1 | 4000 | 6200 | 0.44
0.97 |
| 60
2.3622 |
82
3.2283 |
35
1.378 |
68
2.6772 |
0.6
0.024 |
2.5
0.098 |
NKJ60/35A | 66.2
14900 |
149
33500 |
23.2 | 4000 | 6200 | 0.52
1.146 |
|
| 60
2.3622 |
85
3.3465 |
25
0.984 |
68
2.6772 |
1
0.039 |
1.5
0.059 |
NA4912 | 64.8
14600 |
116
26100 |
18.6 | 4100 | 6300 | 0.457
1.008 |
|
| 60
2.3622 |
85
3.3465 |
45
1.772 |
68
2.6772 |
1
0.039 |
2
0.079 |
NA6912A | 99.3
22300 |
189
42500 |
30.5 | 4100 | 6400 | 0.829
1.828 |
|
| 60
2.3622 |
90
3.5433 |
28
1.102 |
70
2.7559 |
1.1
0.043 |
1.5
0.059 |
NKJS60A | 72.6
16300 |
120
27000 |
19.3 | 4000 | 6200 | 0.607
1.338 |
|
| 65
2.5591 |
65
2.5591 |
90
3.5433 |
25
0.984 |
72
2.8346 |
1
0.039 |
1.5
0.059 |
NA4913 | 66
14800 |
121
27200 |
19.4 | 3900 | 5900 | 0.489
1.078 |
ADYR Bearing Co.,Limited. has been engaged in bearing industry for many years, we provide a wide selections of brands including FAG bearing, FAG bearing, FAG bearing, NTN bearings, SKF bearings, deep groove ball bearings, cylindrical roller bearings, tapered roller bearings, self-aligning ball bearings,thrust ball bearings, rolling mill
bearings, spherical roller thrust bearings, spherical bearings, adapter sleeves, withdrawal sleeves, lock nut, lock washer,locking device, etc. We can provide bearing and non-standard bearings, linear bearings, automotive bearings, large bearings, railway bearings, spherical plain bearings, high temperature, super-precision bearings, as well as some rare types customized to your need.Middle East and Southeast Asia.Our goal is to exceed our customers’ expectation in providing quality products and continue to improve the services we
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