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NA300 series
|
Bearing
No. |
Shaft Dia. |
Dimensions(mm) |
Eccenteic
collar |
Basic load ratings
(N) |
Mass
(kg) | |||||||||
|
d |
D |
B |
C |
S |
S1 |
G |
h |
d1 |
Dynamic
Cr |
Static
Cor | ||||
|
(in.) |
(mm) | |||||||||||||
|
NA305-14
HC305-15
305
305-16 |
7/8
15/16
1 |
25 |
62
2.4409 |
34.9
1.3740 |
21
0.8268 |
16.7
0.6575 |
46.8
1.8425 |
15.9
0.6260 |
6.2
0.2441 |
42.8
1.6850 |
A305-14
305-15
305
305-16 |
22360 |
11500 |
0.46
0.44
0.43
0.43 |
|
NA306-18
306
306-19 |
1-1/8
1-3/16 |
30
|
72
2.8346 |
36.5
1.4370 |
24
0.9449 |
17.5
0.6890 |
50
1.9685 |
17.5
0.6890 |
6.5
0.2559 |
50
1.9685 |
A306-18
306
306-19 |
27000 |
15200 |
0.71
0.68
0.68 |
|
NA307-20
307-21
307-22
307
307-23 |
1-1/4
1-5/16
1-3/8
1-7/16 |
35
|
80
3.1496 |
38.1
1.5000 |
25
0.9843 |
18.3
0.7205 |
51.6
2.0315 |
17.5
0.6890 |
7.2
0.2835 |
55
2.1654 |
A307-20
307-21
307-22
307
307-23 |
33500 |
19200 |
0.86
0.83
0.80
0.80
0.78 |
|
NA308-24
308-25
308 |
1-1/2
1-9/16
|
40 |
90
3.5433 |
41.3
1.6260 |
28
1.1024 |
19.8
0.7795 |
57.1
2.2480 |
20.6
0.8110 |
8.5
0.3346 |
63.5
2.5000 |
A308-24
308-25
308 |
40560 |
24000 |
1.13
1.13
1.08 |
|
NA309-26
309-27
309-28
309 |
1-5/8
1-11/16
1-3/4
|
45 |
100
3.9370 |
42.9
1.6890 |
30
1.1811 |
19.8
0.7795 |
58.7
2.3110 |
20.6
0.8110 |
9
0.3543 |
70
2.7559 |
A309-26
309-27
309-28
309 |
53000 |
31800 |
1.57
1.52
1.47
1.45 |
|
NA310-30
310-31
310 |
1-7/8
1-15/16
|
50 |
110
4.3307 |
49.2
1.9370 |
32
1.2598 |
24.6
0.9685 |
66.6
2.6220 |
22.2
0.8740 |
9.9
0.3898 |
76.2
3.0000 |
A310-30
310-31
310 |
61750 |
37800 |
1.93
1.88
1.86 |
|
NA311-32
311-34
311
311-35 |
2
2-1/8
2-3/16 |
55
|
120
4.7244 |
55.6
2.1890 |
34
1.3386 |
27.8
1.0945 |
73
2.8740 |
22.2
0.8740 |
10.6
0.4173 |
83
3.2677 |
A311-32
311-34
311
311-35 |
71500 |
44800 |
2.49
2.36
2.30
2.24 |
|
NA312-36
312
312-38
312-39 |
2-1/4
2-3/8
2-7/16 |
60
|
130
5.1181 |
61.9
2.4370 |
36
1.4173 |
29.5
1.1614 |
79.4
3.1260 |
23.9
0.9409 |
11.3
0.4449 |
89
3.5039 |
A312-36
312
312-38
312-39 |
81600 |
51800 |
2.95
2.89
2.89
2.86 |
|
NA313-40
313 |
2-1/2
|
65 |
140
5.5118 |
65.1
2.5630 |
38
1.4961 |
32.5
1.2795 |
85.7
3.3740 |
27
1.0630 |
12.1
0.4764 |
97
3.8189 |
A313-40
313 |
93860 |
60500 |
3.85
3.66 |
|
NA314-44
314 |
2-3/4
|
70 |
150
5.9055 |
68.3
2.6890 |
40
1.5748 |
34.15
1.3445 |
92.1
3.6260 |
30.2
1.1890 |
12.8
0.5039 |
102
4.0157 |
A314-44
314 |
104260 |
68000 |
4.40
4.50 |
|
NA315
315-48 |
3 |
75
|
160
6.2992 |
74.6
2.9370 |
42
1.6535 |
37.3
1.4685 |
100
3.9370 |
31.8
1.2520 |
13.5
0.5315 |
113
4.4488 |
A315
315-48 |
113360 |
76800 |
5.34 |
|
NA316 |
|
80 |
170
6.6929 |
81
3.1890 |
44
1.7323 |
40.5
1.5945 |
106.4
4.1890 |
31.8
1.2520 |
14.5
0.5709 |
119
4.6850 |
A316 |
122850 |
86500 |
6.70 |
|
NA317-52
317 |
3-1/4
|
85 |
180
7.0866 |
84.1
3.3110 |
46
1.8110 |
42
1.6535 |
109.5
4.3110 |
31.8
1.2520 |
15.5
0.6102 |
127
5.0000 |
A317-52
317 |
132600 |
96500 |
8.03
7.96 |
|
NA318-56
318 |
3-1/2
|
90 |
190
7.4803 |
87.3
3.4370 |
48
1.8898 |
43.6
1.7165 |
115.9
4.5630 |
36.5
1.4370 |
16.5
0.6496 |
133
5.2362 |
A318-56
318 |
143000 |
108000 |
9.10 |
|
NA319
319-60 |
3-3/4 |
95
|
200
7.8740 |
93.7
3.6890 |
50
1.9685 |
46.8
1.8425 |
122.3
4.8150 |
36.5
1.4370 |
16.7
0.6574 |
140
5.5118 |
A319
319-60 |
156000 |
122000 |
10.4 |
|
NA320
320-64 |
4 |
100
|
215
8.4646 |
100
3.9370 |
54
2.2160 |
50
1.9685 |
128.6
5.0630 |
36.5
1.4370 |
19
0.7480 |
146
5.7480 |
A320
320-64 |
171600 |
140000 |
13.0 |
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