Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Double row cylindrical roller bearings -- Cylindrical roller bearings, double row SKF NNU 4188 K30M/W33

NNU 4188 K30M/W33

Design

Design variant/feature

NNU K30/W33

Dimensions

d		440	mm
D		720	mm
B		280	mm
D₁	≈	638	mm
F		511	mm
b		22.3	mm
K		12	mm
r_1,2	min.	6	mm
s	max.	10.8	mm

Tapered bore, taper 1:30

Abutment dimensions

d_a	min.	466	mm
d_a	max.	500	mm
D_a	max.	694	mm
r_a	max.	5	mm

Calculation data

Basic dynamic load rating	C	5720	kN
Basic static load rating	C₀	11800	kN
Fatigue load limit	P_u	900	kN
Reference speed		700	r/min
Limiting speed		900	r/min
Calculation factor	k_r	0.34

Mass

Mass bearing

450

Model Number: NNU 4188 K30M/W33
Inner Diameter：440mm Outer Diameter：720mm Width：280mm
Reference speed:900 r/min Limiting speed:700 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:Broadcasting System,Cylinder Special,outdoor equipment,chuck industry,manual Tools,Surveying Surveying Instruments,Cleaning equipment,tray industry,car steering pin,Food testing,ECG
Similar models:24188 ECAK30/W33 24188 ECA/W33 NNU 4188 M/W33 C 4188 MB BD-C 4188 K30MB-AOH 24188 C 4188 K30MB NNU 4188 K30M/W33 AOH 24188
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Model No.	Inner Diameter	Outer Diameter	Width	Type
23072 CC/W33	360	540	134	Bearings, units and housings
24x50x10 HMS5 V	24	50	10	Seals
29324 E	120	210	54	Bearings, units and housings
32303	17	47	20.25	Bearings, units and housings
71908 CE/P4AH1	40	62	12	Bearings, units and housings
9803	24.9936	44.42	9.53	Seals
KRVE 26 PPA	-	26	36	Bearings, units and housings
N 307 ECM	35	80	21	Bearings, units and housings
NX 12	12	21	18	Bearings, units and housings
SAFS 22516-11 x 2.3/4	69.85	-	-	Bearings, units and housings
SNW 120x3.5/16	84.1375	131.9022	100.6094	Bearings, units and housings
SYR 2 1/2 N-118	63.5	-	-	Bearings, units and housings

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