NATR及NATR...PP型支承滾輪
NATR系列支承滾輪包括外圈、內(nèi)圈、滾針保持架組件及壓入并固定在內(nèi)圈兩側(cè)的擋圈。NATR...PP系列還附加密封環(huán)。這種支承滾輪具有大的潤(rùn)滑脂貯存空間，可以長(zhǎng)期使用而不必加脂。
可根據(jù)客戶需求設(shè)計(jì)成柱形滾面用后綴“X”表示，例如：NATR 5X, NATR 5PPX。
內(nèi)徑 d |
軸承型號(hào) Type |
外型尺寸 Dimensions |
基本額定負(fù)荷 Basic Load Rating |
極限轉(zhuǎn)速 Limiting Speed |
重量 Mass |
|||||||||
|
不帶密封 |
帶密封 |
d |
D |
B |
C |
動(dòng)Cr |
靜Cor |
作為支承滾輪 |
脂潤(rùn)滑 |
||||
|
Without seal |
Sealed |
Dynamic |
Static |
動(dòng)Cw |
靜Cor |
Grease |
|||||||
（mm） |
|
|
(mm) |
(N) |
(rpm) |
g |
||||||||
5 |
NATR5 |
NATR5PP |
5 |
16 |
12 |
11 |
3050 |
3000 |
2050 |
2400 |
22000 |
14 |
||
NATV5 |
NATV5PP |
5 |
16 |
12 |
11 |
4500 |
6300 |
3680 |
4300 |
8500 |
15 |
|||
6 |
NATR6 |
NATR6PP |
6 |
19 |
12 |
11 |
3600 |
3650 |
2450 |
2850 |
20000 |
20 |
||
NATV6 |
NATV6PP |
6 |
19 |
12 |
11 |
5700 |
8700 |
4600 |
6750 |
7000 |
21 |
|||
8 |
NATR8 |
NATR8PP |
8 |
24 |
15 |
14 |
4500 |
5400 |
3900 |
4500 |
5000 |
41 |
||
NATV8 |
NATV8PP |
8 |
24 |
15 |
14 |
8600 |
12000 |
6700 |
9800 |
5500 |
42 |
|||
10 |
NATR10 |
NATR10PP |
10 |
30 |
15 |
14 |
6100 |
7800 |
4500 |
6900 |
11000 |
64 |
||
NATV10 |
NATV10PP |
10 |
30 |
15 |
14 |
10900 |
17000 |
7600 |
11800 |
4500 |
65 |
|||
12 |
NATR12 |
NATR12PP |
12 |
32 |
15 |
14 |
6600 |
9800 |
4660 |
7000 |
9000 |
71 |
||
NATV12 |
NATV12PP |
12 |
32 |
15 |
14 |
11800 |
19000 |
7800 |
13000 |
3900 |
72 |
|||
15 |
NATR15 |
NATR15PP |
15 |
35 |
19 |
18 |
10500 |
17500 |
7800 |
11500 |
7000 |
103 |
||
NATV15 |
NATV15PP |
15 |
35 |
19 |
18 |
16000 |
32500 |
10200 |
20500 |
3400 |
105 |
|||
17 |
NATR17 |
NATR17PP |
17 |
40 |
21 |
20 |
11800 |
19400 |
9500 |
13500 |
6000 |
144 |
||
NATV17 |
NATV17PP |
17 |
40 |
21 |
20 |
19600 |
37000 |
12000 |
23000 |
2900 |
152 |
|||
20 |
NATR20 |
NATR20PP |
20 |
47 |
25 |
24 |
17500 |
29800 |
13500 |
22500 |
4900 |
246 |
||
NATV20 |
NATV20PP |
20 |
47 |
25 |
24 |
25800 |
57000 |
19000 |
39500 |
2600 |
254 |
|||
25 |
NATR25 |
NATR25PP |
25 |
52 |
25 |
24 |
19500 |
36500 |
13400 |
23500 |
3600 |
275 |
||
NATV25 |
NATV25PP |
25 |
52 |
25 |
24 |
29000 |
69600 |
19800 |
40900 |
2100 |
285 |
|||
30 |
NATR30 |
NATR30PP |
30 |
62 |
29 |
28 |
31000 |
57500 |
20900 |
35500 |
2600 |
470 |
||
NATV30 |
NATV30PP |
30 |
62 |
29 |
28 |
45500 |
104000 |
27800 |
60900 |
1700 |
481 |
|||
35 |
NATR35 |
NATR35PP |
35 |
72 |
29 |
28 |
34500 |
67500 |
22500 |
41000 |
2000 |
635 |
||
NATV35 |
NATV35PP |
35 |
72 |
29 |
28 |
50800 |
109500 |
30900 |
70800 |
1400 |
647 |
|||
40 |
NATR40 |
NATR40PP |
40 |
80 |
32 |
30 |
47000 |
91500 |
30900 |
56500 |
1700 |
805 |
||
NATV40 |
NATV40PP |
40 |
80 |
32 |
30 |
64000 |
139000 |
39800 |
87800 |
1300 |
890 |
|||
45 |
NATR45 |
NATR45PP |
45 |
85 |
32 |
30 |
49100 |
98000 |
30600 |
56900 |
1500 |
910 |
||
50 |
NATR50 |
NATR50PP |
50 |
90 |
32 |
30 |
50500 |
10600 |
30600 |
57500 |
1300 |
960 |
||
NATV50 |
NATV50PP |
50 |
90 |
32 |
30 |
69500 |
187000 |
38700 |
90900 |
1000 |
990 |
|||
