Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, double row, super-precision -- SKF NNU 4984 BK/SPW33

NNU 4984 BK/SPW33

Dimensions

d		420	mm
D		560	mm
B		140	mm
D₁		510.5	mm
F		466	mm
b		16.7	mm
K		9	mm
r_1,2	min.	4	mm
r_3,4	min.	2	mm
s	max.	5.5	mm

Tapered bore, taper 1:12

Abutment dimensions

d_a	min.	435	mm
d_a	max.	461	mm
D_a	max.	544	mm
r_a	max.	3	mm

Calculation data

Basic dynamic load rating	C	1510	kN
Basic static load rating	C₀	4000	kN
Fatigue load limit	P_u	335	kN
Attainable speed for grease lubrication		1200	r/min
Attainable speed for oil-air lubrication		1400	r/min

Mass

Mass bearing

Model Number: NNU 4984 BK/SPW33
Inner Diameter：420mm Outer Diameter：560mm Width：140mm
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：2026-04-20
Application:sleep monitoring,tube,medical Equipment,pneumatic,car instrument,garden machinery,boring bar boring bar,Medical equipment,Medical printer,gas turbine,Perfusion device
Similar models:NNU 4984 BK/SPW33 NNU 4984 B/SPW33
BEARING POWER International Trading Co.,Ltd. specialize in NNU4984BK/SPW33 products，there is large inventory of SKF NNU 4984 BK/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 4984 BK/SPW33 Which SKF NNU4984BK/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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