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：2024-12-13
Application:Pneumatic Control Valves,internal combustion engine,embroidery cloth,agrochemical,mobile toilet,Security Equipment,Tool,noise reduction equipment,medical equipment,stirrer,metallurgy
Similar models:BD-24168 ECCK30J/W33-AOH 24168 NNU 4168 M/W33 24168 ECCK30J/W33 AOH 24168 24168 ECCJ/W33 C 4168 K30MB NNU 4168 K30M/W33
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Model No.	Inner Diameter	Outer Diameter	Width	Type
361200 R	10	32	9	Bearings, units and housings
510 VE R	497	-	-	Seals
51307	35	68	24	Bearings, units and housings
7221 ACD/HCP4A	105	190	36	Bearings, units and housings
9x22x7 HMS5 RG	9	22	7	Seals
BK 1612	16	22	12	Bearings, units and housings
TQO design	490	625	-	Bearings, units and housings
FYWK 25 YTH	25	-	-	Bearings, units and housings
PFD 1. FM	25.4	-	-	Bearings, units and housings
PL 48	-	-	28.575	Bearings, units and housings
S7022 ACB/HCP4A	110	170	28	Bearings, units and housings
SAFS 22640 x 7.1/8	180.975	-	-	Bearings, units and housings

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