Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, double row, super-precision -- SKF NNU 4926 B/SPW33

NNU 4926 B/SPW33

Dimensions

d		130	mm
D		180	mm
B		50	mm
D₁		162	mm
F		146	mm
b		5.5	mm
K		3	mm
r_1,2	min.	1.5	mm
s	max.	2.2	mm

Abutment dimensions

d_a	min.	137	mm
d_a	max.	144	mm
d_b	min.	149	mm
D_a	max.	172	mm
r_a	max.	1.5	mm
d_n		147	mm

Calculation data

Basic dynamic load rating	C	187	kN
Basic static load rating	C₀	390	kN
Fatigue load limit	P_u	41.5	kN
Attainable speed for grease lubrication		4300	r/min
Attainable speed for oil-air lubrication		4800	r/min
Reference grease quantity	G_ref	31	cm³
Static radial stiffness (guideline value)		3570	N/µm

Mass

Mass bearing

3.85

Model Number: NNU 4926 B/SPW33
Inner Diameter：130mm Outer Diameter：180mm Width：50mm
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：2026-06-26
Application:security equipment,Roller mill,Industry,equipment,atomizer class,wheel lathe,Safety protection,E Beauty,PVC,cleaning agent,Equipment
Similar models:NNU 4926 B/SPW33 NA 4926 NNCL 4926 CV NNU 4926 BK/SPW33 GB 4926 RNA 4926
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Model No. Inner Diameter Outer Diameter Width Type

BD-231/560 CAK/W33-OH 31/560 H
46.3x62.3x14.3 TPM
62/28
71911 ACE/P4A
NJ 212 ECM

Purchase the SKF NNU 4926 B/SPW33 Please fill in the following

Hot number： 14747 BD-22344 CCK/W33-OH 2344 H 240x280x16 HDS2 R 527820 594250 7004 CE/P4AL 71817 CD/HCP4 NJ 206 ECJ NU 1007 ECP PCZ 3636 M SAF 22314 SAF 23024 KAT x 4.1/8 SNP 3056x10.1/2 SY 15 FM W 625 R

Model No.	Inner Diameter	Outer Diameter	Width	Type
BD-231/560 CAK/W33-OH 31/560 H
46.3x62.3x14.3 TPM
62/28
71911 ACE/P4A
NJ 212 ECM