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| (NATR,NATV Series)Bolt Type Needle Roller Bearing |
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(NATR, NATV, NUTR, NA22, etc.) is a thick walled outer ring, with high temperature and high nitrogen quenching, high precision sorting of the roller by the high rigidity of the outer ring of the guide, the use of linear contact, roller can be easily rotated on the rolling road, and can bear huge loads. For the removal of stress, support the use of arc outer wheel, a wheel with a single curve, double sealing ring, sealing ring with a sealing ring, etc. various kinds of specifications. With a storage ring to grease a large space to provide long-term lithium grease lubrication, and extended lubrication intervals. The sealing ring with skeleton material for nitrile rubber or ST12, the operating temperature range of -30 DEG C to +100 ~ C or -30 ~ C to +180 ~ C. The curve roller can bear heavy load and high performance operation.
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Shaft Diameter
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Bearing Designation
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Boudary Dimensions
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Basic Load Rating
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Limiting Speed
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动Co
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静Cor
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without realing
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Mass Approx
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withrealing
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Mass Approx
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d
|
D
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B
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As yoke type track rollers
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mm
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Co
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Cor
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Oil
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g
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g
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mm
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N
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rpm
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5
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NATR 5
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14
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NATR 5 PP
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14
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5
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16
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12
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3050
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3000
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2050
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2400
|
22000
|
|
5
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NATV 5
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15
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NATV 5 PP
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15
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5
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16
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12
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4500
|
6300
|
3680
|
4300
|
8500
|
|
6
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NATR 6
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20
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NATR 6 PP
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20
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6
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19
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12
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3600
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3650
|
2450
|
2850
|
20000
|
|
6
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NATV 6
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21
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NATV 6 PP
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21
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6
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19
|
12
|
5700
|
8700
|
4600
|
6750
|
7000
|
|
8
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NATR 8
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41
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NATR 8 PP
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41
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8
|
24
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15
|
4500
|
5400
|
3900
|
4500
|
5000
|
|
8
|
NATV 8
|
42
|
NATV 8 PP
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42
|
8
|
24
|
15
|
8600
|
12000
|
6700
|
9800
|
5500
|
|
10
|
NATR 10
|
64
|
NATR 10 PP
|
64
|
10
|
30
|
15
|
6100
|
7800
|
4500
|
6900
|
11000
|
|
10
|
NATV 10
|
65
|
NATV 10 PP
|
65
|
10
|
30
|
15
|
10900
|
17000
|
7600
|
11800
|
4500
|
|
12
|
NATR 12
|
71
|
NATR 12 PP
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71
|
12
|
32
|
15
|
6600
|
9800
|
4660
|
7000
|
9000
|
|
12
|
NATV 12
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72
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NATV 12 PP
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72
|
12
|
32
|
15
|
11800
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19000
|
7800
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1300
|
3900
|
|
15
|
NATR 15
|
103
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NATR 15 PP
|
103
|
15
|
35
|
19
|
10500
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17500
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7800
|
11500
|
7000
|
|
15
|
NATV 15
|
105
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NATV 15 PP
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105
|
15
|
35
|
19
|
16000
|
32500
|
10200
|
20500
|
3400
|
|
17
|
NATR 17
|
144
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NATR 17 PP
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144
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17
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40
|
21
|
11800
|
19400
|
9500
|
13500
|
6000
|
|
17
|
NATV 17
|
152
|
NATV 17 PP
|
152
|
17
|
40
|
21
|
19600
|
37000
|
1200
|
23000
|
2900
|
|
20
|
NATR 20
|
246
|
NATR 20 PP
|
246
|
20
|
47
|
25
|
17500
|
29800
|
13500
|
22500
|
4900
|
|
20
|
NATV 20
|
254
|
NATV 20 PP
|
254
|
20
|
47
|
25
|
25800
|
57000
|
19000
|
39500
|
2600
|
|
25
|
NATR 25
|
275
|
NATR 25 PP
|
275
|
25
|
52
|
25
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19500
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36500
|
13400
|
23500
|
3600
|
|
25
|
NATV 25
|
285
|
NATV 25 PP
|
285
|
25
|
52
|
25
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29000
|
69600
|
19800
|
40900
|
2100
|
|
30
|
NATR 30
|
470
|
NATR 30 PP
|
470
|
30
|
62
|
29
|
31000
|
57500
|
20900
|
35500
|
2600
|
|
30
|
NATV 30
|
481
|
NATV 30 PP
|
481
|
30
|
62
|
29
|
45000
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10400
|
27800
|
60900
|
1700
|
|
35
|
NATR 35
|
635
|
NATR 35 PP
|
635
|
35
|
72
|
29
|
34000
|
67500
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22500
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41000
|
2000
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|
35
|
NATV 35
|
647
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NATV 35 PP
|
3477
|
35
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72
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29
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50800
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109500
|
30900
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70800
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1400
|
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40
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NATR 40
|
805
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NATR 40 PP
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805
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40
|
80
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32
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47000
|
91500
|
30900
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56500
|
1700
|
|
40
|
NATV 40
|
890
|
NATV 40 PP
|
890
|
40
|
80
|
32
|
64000
|
139000
|
39800
|
87800
|
1300
|
|
45
|
NATR 45
|
910
|
NATR 45 PP
|
910
|
45
|
85
|
32
|
49100
|
98000
|
30600
|
56900
|
1500
|
|
50
|
NATR 50
|
960
|
NATR 50 PP
|
960
|
50
|
90
|
32
|
50500
|
10600
|
30600
|
57500
|
1300
|
|
50
|
NATV 50
|
990
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NATV 50 PP
|
990
|
50
|
90
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32
|
69500
|
18700
|
38700
|
90900
|
1000
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