Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, double row, super-precision -- SKF NNU 4920 B/SPW33

NNU 4920 B/SPW33

Dimensions

d		100	mm
D		140	mm
B		40	mm
D₁		125.8	mm
F		113	mm
b		5.5	mm
K		3	mm
r_1,2	min.	1.1	mm
s	max.	1.1	mm

Abutment dimensions

d_a	min.	106	mm
d_a	max.	111	mm
d_b	min.	116	mm
D_a	max.	133.5	mm
r_a	max.	1	mm
d_n		113.8	mm

Calculation data

Basic dynamic load rating	C	128	kN
Basic static load rating	C₀	255	kN
Fatigue load limit	P_u	29	kN
Attainable speed for grease lubrication		5600	r/min
Attainable speed for oil-air lubrication		6300	r/min
Reference grease quantity	G_ref	13	cm³
Static radial stiffness (guideline value)		2950	N/µm

Mass

Mass bearing

1.9

Model Number: NNU 4920 B/SPW33
Inner Diameter：100mm Outer Diameter：140mm Width：40mm
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：2024-12-13
Application:root canal filling,Spectrum Products,directional control valve,supporting facilities,metallurgy,lifting equipment Hoisting hoist,Equipment,motor,transportation equipment,cleaning agent,trolley
Similar models:GB 4920 RNA 4920 NNC 4920 CV NA 4920 NNU 4920 B/SPW33 NNU 4920 BK/SPW33
BEARING POWER International Trading Co.,Ltd. specialize in NNU4920B/SPW33 products，there is large inventory of SKF NNU 4920 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 4920 B/SPW33 Which SKF NNU4920B/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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Hot number： 12590 1726309-2RS1 31322 X/DF 53420 M + U 420 6005-2Z/VA201 619/950 MB 7017 CE/P4AL1 7024 ACD/HCP4AH1 89949 BMD-6206/064S2/UA108A BT4B 332824/HA1 NK 80/35 NU 1072 MA PCMS 2005002.0 E SAF 22532 x 5.3/8 TLC