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

NNU 49/670 B/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
s	max.	6	mm

Abutment dimensions

d_a	min.	693	mm
d_a	max.	732	mm
d_b	min.	744	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 B/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：2026-04-16
Application:hydraulic pump,Cylinder Micro,orthodontic material,industrial skin care,thread processing machine,raw material accessories,training beds etc,Forging machine,motor,industrial fans,horizontal processing
Similar models:NNC 4922 CV NA 4910.2RS LM 567949/910/HA1 NA 4926 LM 300849/811 NNC 4976 CV NNU 4980 B/SPW33 314987 C NNU 4956 B/SPW33 BC4B 322498
BEARING POWER International Trading Co.,Ltd. specialize in NNU49/670B/SPW33X products，there is large inventory of SKF NNU 49/670 B/SPW33X Cylindrical roller bearings, double row, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the NNU 49/670 B/SPW33X Which SKF NNU49/670B/SPW33X is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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