Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, double row, super-precision -- SKF NNU 49/670 BK/SPW33X

NNU 49/670 BK/SPW33X

Dimensions

d		670	mm
D		900	mm
B		230	mm
D₁		821.2	mm
F		738	mm
b		22.3	mm
K		12	mm
r_1,2	min.	6	mm
r_3,4	min.	3	mm
s	max.	6	mm

Tapered bore, taper 1:12

Abutment dimensions

d_a	min.	693	mm
d_a	max.	732	mm
D_a	max.	877	mm
r_a	max.	5	mm

Calculation data

Basic dynamic load rating	C	4950	kN
Basic static load rating	C₀	13700	kN
Fatigue load limit	P_u	930	kN
Attainable speed for grease lubrication		700	r/min
Attainable speed for oil-air lubrication		800	r/min

Mass

Mass bearing

410

Model Number: NNU 49/670 BK/SPW33X
Inner Diameter：670mm Outer Diameter：900mm Width：230mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Super-precision bearings Cylindrical roller bearings Cylindrical roller bearings, double row, super-precision
Details： Cylindrical roller bearings, double row, super-precision
Update date：2021-06-04
Application:Special Equipment,centrifugal pump,noise inspection,security,Automobile,extruder,Microwave Equipment,glass,set bacteria instrument,Reflective Materials Industrial fabrics,vertical processing
Similar models:NNC 4952 CV RNA 4906.2RS LM 603049/012 NA 4905 RS YAR 205-100-2RF/VE495 LM 603049/011 BT2B 332493/HA4 NNU 4960 BK/SPW33 NA 4908.2RS NA 4913
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