Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Double row cylindrical roller bearings -- Cylindrical roller bearings, double row SKF NNU 4168 K30M/W33

NNU 4168 K30M/W33

Design

Design variant/feature

NNU K30/W33

Dimensions

d		340	mm
D		580	mm
B		243	mm
D₁	≈	510	mm
F		402	mm
b		16.7	mm
K		9	mm
r_1,2	min.	5	mm
s	max.	10	mm

Tapered bore, taper 1:30

Abutment dimensions

d_a	min.	360	mm
d_a	max.	392	mm
D_a	max.	560	mm
r_a	max.	4	mm

Calculation data

Basic dynamic load rating	C	4020	kN
Basic static load rating	C₀	7500	kN
Fatigue load limit	P_u	620	kN
Reference speed		950	r/min
Limiting speed		1200	r/min
Calculation factor	k_r	0.35

Mass

Mass bearing

260

Model Number: NNU 4168 K30M/W33
Inner Diameter：340mm Outer Diameter：580mm Width：243mm
Reference speed:1200 r/min Limiting speed:950 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：2021-06-09
Application:climb ladder,Industrial,transistor fittings,plant determination,roller lathe,other mold,metallurgy,hydraulic connector,tire industry,pump,historical instruments
Similar models:24168 ECCJ/W33 24168 ECCK30J/W33 NNU 4168 M/W33 AOH 24168 C 4168 K30MB BD-24168 ECCK30J/W33-AOH 24168 NNU 4168 K30M/W33
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Model No.	Inner Diameter	Outer Diameter	Width	Type
1275252	323.85	361.95	19.05	Seals
22332 CCJA/W33VA405	160	340	114	Bearings, units and housings
25x38x7 HMSA10 RG	25	38	7	Seals
32x72x7 HMSA10 V	32	72	7	Seals
4390	11.125	28.55	6.35	Seals
50x70x10 HMS5 V	50	70	10	Seals
930 VRME R	890	-	-	Seals
AOH 31/630	600	630	375	Bearings, units and housings
FY 1.1/4 LDW	31.75	-	-	Bearings, units and housings
FYWK 30 YTA	30	-	-	Bearings, units and housings
N 318 ECP	90	190	43	Bearings, units and housings
K 81216 TN	80	115		Bearings, units and housings

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