Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, double row, super-precision -- SKF NNU 4960 B/SPW33

NNU 4960 B/SPW33

Dimensions

d		300	mm
D		420	mm
B		118	mm
D₁		379	mm
F		339	mm
b		16.7	mm
K		3	mm
r_1,2	min.	3	mm
s	max.	5.5	mm

Abutment dimensions

d_a	min.	313	mm
d_a	max.	335	mm
d_b	min.	343	mm
D_a	max.	407	mm
r_a	max.	2.5	mm
d_n		362	mm

Calculation data

Basic dynamic load rating	C	1020	kN
Basic static load rating	C₀	2360	kN
Fatigue load limit	P_u	224	kN
Attainable speed for grease lubrication		1800	r/min
Attainable speed for oil-air lubrication		2000	r/min
Reference grease quantity	G_ref	420	cm³
Static radial stiffness (guideline value)		8050	N/µm

Mass

Mass bearing

Model Number: NNU 4960 B/SPW33
Inner Diameter：300mm Outer Diameter：420mm Width：118mm
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：2025-12-09
Application:food testing,physical instruments,switch,Pest Monitoring,Optical detection,generator,floor industry,light therapy instrument,engine,SPA equipment,Workpiece
Similar models:NNU 4960 BK/SPW33 NNC 4960 CV NNCL 4960 CV NNU 4960 B/SPW33 NNCF 4960 CV GB 4960
BEARING POWER International Trading Co.,Ltd. specialize in NNU4960B/SPW33 products，there is large inventory of SKF NNU 4960 B/SPW33 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 4960 B/SPW33 Which SKF NNU4960B/SPW33 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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