Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, double row, super-precision -- SKF NNU 4928 B/SPW33

NNU 4928 B/SPW33

Dimensions

d		140	mm
D		190	mm
B		50	mm
D₁		172	mm
F		156	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.	147	mm
d_a	max.	154	mm
d_b	min.	159	mm
D_a	max.	182	mm
r_a	max.	1.5	mm
d_n		157	mm

Calculation data

Basic dynamic load rating	C	190	kN
Basic static load rating	C₀	400	kN
Fatigue load limit	P_u	41.5	kN
Attainable speed for grease lubrication		4000	r/min
Attainable speed for oil-air lubrication		4500	r/min
Reference grease quantity	G_ref	45	cm³
Static radial stiffness (guideline value)		3670	N/µm

Mass

Mass bearing

4.1

Model Number: NNU 4928 B/SPW33
Inner Diameter：140mm Outer Diameter：190mm 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：2026-04-17
Application:pneumatic,comprehensive experiment,rehabilitation training equipment,construction machinery and equipment,vertical processing,hydraulic connector,security equipment,Logistics Equipment,X-ray Equipment,car steering pin,Warehouse Shelf Equipment
Similar models:NNCF 4928 CV GB 4928 RNA 4928 NNU 4928 BK/SPW33 NNU 4928 B/SPW33 NNC 4928 CV
BEARING POWER International Trading Co.,Ltd. specialize in NNU4928B/SPW33 products，there is large inventory of SKF NNU 4928 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 4928 B/SPW33 Which SKF NNU4928B/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.

Model No.	Inner Diameter	Outer Diameter	Width	Type
11740	30.1752	46.43	9.53	Seals
53317 + U 317	85	150	53.1	Bearings, units and housings
6009/HR11QN	45	75	16	Bearings, units and housings
6009/HR22T2	45	75	16	Bearings, units and housings
5650	14.3002	28.55	6.35	Seals
6206-2RSH	30	62	16	Bearings, units and housings
6207-2Z	35	72	17	Bearings, units and housings
7020 CD/HCP4AL	100	150	24	Bearings, units and housings
706 CD/HCP4A	6	17	6	Bearings, units and housings
7312 BECBP	60	130	31	Bearings, units and housings
RLS 14	44.45	95.25	20.638	Bearings, units and housings
SAW 23544 x 7.7/8 TLC	200.025	-	-	Bearings, units and housings

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Hot number： 23160 CCK/W33 28x44x6 HMS5 RG 360x404x20 HDS2 R 42433 7013 ACE/P4AL 71952 CD/P4AL 89306 TN AOH 24088 BT4B 334002 G/HA1VA901 HJ 211 EC NA 4908 RS SAF 1510 x 1.5/8 SYNT 45 FW W 606 R-2Z W 61907-2RS1