Home　 | 　About us　 | 　Products 　| 　Technical Reference　 | 　Quality Certification　 | 　Packing　 | 　Contact us
 
  Location：Home - Product Now time：
Catalogue:     Keyword:    
NA49 Series  
Bearing No.
Boundary dimensions(mm)
Basic load ratings(N)
Limiting speeds(rpm)
Mass(g)
d
Fw
D
B
Cr
Cor
Oil
≈
NA4900
10
14
22
13
8006
9000
23700
21
NA4901
12
16
24
13
5047
6352
20000
25.1
NA4902
15
20
28
13
6447
9053
18800
32
NA4903
17
22
30
13
7010
10010
17000
32.8
NA4904
20
25
37
17
11912
16594
16200
70.2
NA49/22
22
28
39
17
12996
19175
14360
76
NA4905
25
30
42
17
13452
20475
13832
76
NA49/28
28
32
45
17
13900
20100
13832
90.7
NA49/32
32
40
52
20
19000
32600
11134
150
NA4907
35
42
55
20
19800
41500
11134
151
NA4908
40
48
62
22
31036
63873
8567
123
NA4909
45
50
68
22
37000
96500
8052
260
NA4910
50
58
72
22
41000
72000
7526
264
NA4911
55
63
80
25
50600
96580
7156
386
NA4912
60
68
85
25
52800
110500
6022
412
NA4913
65
72
90
25
57500
110500
6022
435
NA4914
70
80
100
30
79000
154000
5111
712
NA4915
75
85
105
30
82000
158000
5111
765
NA4916
80
90
110
30
81000
170500
5111
870
NA4917
85
100
120
35
111000
237000
4600
1250
NA4918
90
105
125
35
114000
250000
4400
1312
NA4919
95
110
130
35
116000
260000
4200
1371
NA4920
100
115
140
40
120000
2740000
4000
1900
NA4922
110
125
150
40
132000
290000
3700
2070
NA4924
120
135
165
45
181000
890000
3400
2860
NA4926
130
150
180
50
223000
470000
3100
3900
NA4928
140
160
190
50
209000
500000
2900
4150
©ZIX BEARING 　　www.zixbearings.com © All copyrights reserved . 2006