Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Double row cylindrical roller bearings -- Cylindrical roller bearings, double row SKF NNU 4884/W33

NNU 4884/W33

Design

Design variant/feature

NNU/W33

Dimensions

d		420	mm
D		520	mm
B		100	mm
D₁	≈	485	mm
F		451	mm
b		16.7	mm
K		9	mm
r_1,2	min.	2.1	mm
r_3,4	min.	1.5	mm
s	max.	3.5	mm

Abutment dimensions

d_a	min.	428	mm
d_a	max.	446	mm
d_b	min.	456	mm
D_a	max.	509	mm
r_a	max.	1.5	mm
r_b	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	990	kN
Basic static load rating	C₀	2850	kN
Fatigue load limit	P_u	196	kN
Reference speed		1100	r/min
Limiting speed		1200	r/min
Calculation factor	k_r	0.13

Mass

Mass bearing

Model Number: NNU 4884/W33
Inner Diameter：420mm Outer Diameter：520mm Width：100mm
Reference speed:1200 r/min Limiting speed:1100 r/min
Type：Bearings, units and housings Roller bearings Cylindrical roller bearings Double row cylindrical roller bearings
Details： Double row cylindrical roller bearings Cylindrical roller bearings, double row
Update date：2026-04-16
Application:CNC,marine analysis,machine lathe,packaging machinery,pressure control valve,scientific instruments,electronic materials,plastic molding,hydraulic pressure gauge,diving equipment,Hydraulic Rama
Similar models:NNU 4884 K/W33 NNU 4884/W33
BEARING POWER International Trading Co.,Ltd. specialize in NNU4884/W33 products，there is large inventory of SKF NNU 4884/W33 Double row cylindrical roller bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the NNU 4884/W33 Which SKF NNU4884/W33 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
3209 A-2RS1TN9/MT33	45	85	30.2	Bearings, units and housings
470851	814	-	-	Seals
50x62x10 CRS1 R	50	62	10	Seals
50x85x8 CRW1 R	50	85	8	Seals
A 4059/A 4138	15	34.988	10.998	Bearings, units and housings
H 2330 L	135	150	139	Bearings, units and housings
HA 3140	182.5625	200	150	Bearings, units and housings
IR 17x20x16.5	17	20	16.5	Bearings, units and housings
NNCL 4840 CV	200	250	50	Bearings, units and housings
NU 1007 ECP	35	62	14	Bearings, units and housings
NUP 306 ECNJ	30	72	19	Bearings, units and housings
SYWK 30 YTA	30	-	-	Bearings, units and housings

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