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Double row cylindrical roller bearings
Bearing designation
d
Is less than
Is less than or equal to
Is equal to
Is not equal to
Is greater than or equal to
Is greater than
Is between
Is not between
Is empty (NULL)
Is not empty (NOT NULL)
And:
D
Is less than
Is less than or equal to
Is equal to
Is not equal to
Is greater than or equal to
Is greater than
Is between
Is not between
Is empty (NULL)
Is not empty (NOT NULL)
And:
B
Is less than
Is less than or equal to
Is equal to
Is not equal to
Is greater than or equal to
Is greater than
Is between
Is not between
Is empty (NULL)
Is not empty (NOT NULL)
And:
Bearing designation
Dimensions
Basic load rating
Limiting speed for lubrication with
Detail and calculations
3D model
d
D
B
Dynamic (C
r
)
Static (C
or
)
Grease
Oil
STP format
mm
kN
min
-1
NN3044
220
340
90
815
1480
1 700
2 000
Show detail and calculations
3D model (STP)
NN3044K
220
340
90
815
1480
1 700
2 000
Show detail and calculations
3D model (STP)
NN3944
220
300
60
299
668
1 800
2 200
Show detail and calculations
3D model (STP)
NN3048K
240
360
92
855
1600
1 500
1 800
Show detail and calculations
3D model (STP)
NN3948
240
320
60
316
750
1 600
2 000
Show detail and calculations
3D model (STP)
NNU4948M
240
320
80
625
1450
1 600
2 000
Show detail and calculations
3D model (STP)
NNU4948KM
240
320
80
625
1450
1 600
2 000
Show detail and calculations
3D model (STP)
NN3048
240
360
92
855
1600
1 500
1 800
Show detail and calculations
3D model (STP)
NN3052K
260
400
104
1030
1920
1 400
1 700
Show detail and calculations
3D model (STP)
NNU4952M
260
360
100
935
2100
1 400
1 800
Show detail and calculations
3D model (STP)
NNU4952KM
260
360
100
935
2100
1 400
1 800
Show detail and calculations
3D model (STP)
NN3052
260
400
104
1030
1920
1 400
1 700
Show detail and calculations
3D model (STP)
NN3056K
280
420
106
1100
2000
1 300
1 600
Show detail and calculations
3D model (STP)
NNU4956M
280
380
100
960
2230
1 300
1 700
Show detail and calculations
3D model (STP)
NNU4956KM
280
380
100
960
2230
1 300
1 700
Show detail and calculations
3D model (STP)
NN3056
280
420
106
1100
2000
1 300
1 600
Show detail and calculations
3D model (STP)
NN3060K
300
460
118
1290
2460
1 200
1 400
Show detail and calculations
3D model (STP)
NNU4960M
300
420
118
1230
2870
1 200
1 500
Show detail and calculations
3D model (STP)
NNU4960KM
300
420
118
1230
2870
1 200
1 500
Show detail and calculations
3D model (STP)
NN3060
300
460
118
1290
2460
1 200
1 400
Show detail and calculations
3D model (STP)
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