CUSCINETTI A RULLI CILINDRICI, A DUE CORONE, DI ALTA PRECISIONE
CYLINDRICAL ROLLER BEARINGS, DOUBLE ROW, HIGH-PRECISION
146
NN
NNU
CUSCINETTI A RULLI CILINDRICI, A DUE CORONE, DI ALTA PRECISIONE -
CYLINDRICAL ROLLER BEARINGS, DOUBLE ROW, HIGH-PRECISION
Dimensioni (mm)
Dimension (mm)
Coefficiente di carico (KN)
Load rating (KN)
Velocità limite (giri/min)
Speed limit (Rpm)
Peso (Kg)
Weight (Kg)
Sigla
Designation
d
(mm)
D
(mm)
B
(mm)
Dinamico
Dynamic
C
Statico
Static
C
0
Lubrificazione
Lubrication
Grasso
Grease
Olio
Oil
240
320
80
517,44
1195,6
2134
2522
17,5
NNU 4948 SPW33
320
80
517,44
1195,6
2134
2522
17,5
NNU 4948 K/SPW33
360
92
825,16
1528,8
1940
2328
30,5
NN 3048 K/SPW33
360
92
825,16
1528,8
1940
2328
30,5
NN 3048/SPW33
260
360
100
733,04
1666
1940
2328
30,5
NNU 4952 SPW33
360
100
733,04
1666
1940
2328
30,5
NNU 4952 K/SPW33
400
104
999,6
1891,4
1843
2134
44,0
NN 3052 K/SPW33
400
104
999,6
1891,4
1843
2134
44,0
NN 3052/SPW33
280
380
100
749,7
1764
1843
2134
32,5
NNU 4956 SPW33
380
100
749,7
1764
1843
2134
32,5
NNU 4956 K/SPW33
420
106
1058,4
2038,4
1746
1940
47,5
NN 3056 K/SPW33
420
106
1058,4
2038,4
1746
1940
47,5
NN 3056/SPW33
300
420
118
999,6
2312,8
1746
1940
48,0
NNU 4960 SPW33
420
118
999,6
2312,8
1746
1940
48,0
NNU 4960 K/SPW33
460
118
1225
2352
1649
1843
66,5
NN 3060 K/SPW33
460
118
1225
2352
1649
1843
66,5
NN 3060/SPW33
320
440
118
1038,8
2450
1649
1843
50,0
NNU 4964 SPW33
440
118
1038,8
2450
1649
1843
50,0
NNU 4964 K/SPW33
480
121
1293,6
2548
1552
1746
71,0
NN 3064 K/SPW33
340
460
118
1078
2597
1455
1649
53,0
NNU 4968 SPW33
460
118
1078
2597
1455
1649
53,0
NNU 4968 K/SPW33
520
133
1617
3185
1358
1552
94,5
NN 3068 K/SPW33
360
480
118
1097,6
2744
1455
1649
55,0
NNU 4972 SPW33
480
118
1097,6
2744
1455
1649
55,0
NNU 4972 K/SPW33
540
134
1685,6
3381
1261
1455
102
NN 3072 K/SPW33
380
520
140
1421
3528
1261
1455
83,5
NNU 4976 SPW33
520
140
1421
3528
1261
1455
83,5
NNU 4976 K/SPW33
560
135
1646,4
3381
1261
1455
105
NN 3076 K/SPW33
400
540
140
1440,6
3724
1261
1455
87,5
NNU 4980 SPW33
540
140
1440,6
3724
1261
1455
87,5
NNU 4980 K/SPW33
600
148
2116,8
4410
1164
1358
135
NN 3080 K/SPW33
420
560
140
1479,8
3920
1164
1358
91,0
NNU 4984 SPW33
560
140
1479,8
3920
1164
1358
91,0
NNU 4984 K/SPW33
620
150
2077,6
4410
1067
1261
140
NN 3084 K/SPW33
460
620
160
2048,2
5390
970
1164
130
NNU 4992 SPW33
620
160
2048,2
5390
970
1164
130
NNU 4992 K/SPW33
680
163
2548
5390
970
1164
190
NN 3092 K/SPW33
500
670
170
2283,4
5978
921,5
1067
165
NNU 49/500 SPW33X
670
170
2283,4
5978
921,5
1067
165
NNU 49/500 K/SPW33X
600
800
200
3508,4
9996
776
873
280
NNU 49/600 SPW33X
800
200
3508,4
9996
776
873
280
NNU 49/600 K/SPW33X
670
900
230
4851
13426
679
776
410
NNU 49/670 SPW33X
900
230
4851
13426
679
776
410
NNU 49/670 K/SPW33X
