Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Double row cylindrical roller bearings -- Cylindrical roller bearings, double row SKF NNU 4180 K30M/W33

NNU 4180 K30M/W33

Design

Design variant/feature

NNU K30/W33

Dimensions

d		400	mm
D		650	mm
B		250	mm
D₁	≈	577	mm
F		463	mm
b		16.7	mm
K		9	mm
r_1,2	min.	6	mm
s	max.	7.5	mm

Tapered bore, taper 1:30

Abutment dimensions

d_a	min.	426	mm
d_a	max.	456	mm
D_a	max.	624	mm
r_a	max.	5	mm

Calculation data

Basic dynamic load rating	C	4730	kN
Basic static load rating	C₀	9500	kN
Fatigue load limit	P_u	750	kN
Reference speed		800	r/min
Limiting speed		1000	r/min
Calculation factor	k_r	0.34

Mass

Mass bearing

325

Model Number: NNU 4180 K30M/W33
Inner Diameter：400mm Outer Diameter：650mm Width：250mm
Reference speed:1000 r/min Limiting speed:800 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：2025-12-09
Application:suction nozzle,air purification,Cleaning equipment,Material handling equipment,small appliances,Internal thread type,Optical detection,Perfusion device,mechanical and electrical,security equipment,set bacteria instrument
Similar models:NNU 4180 M/W33 24180 ECAK30/W33 AOH 24180 24180 ECAK30/W33 + AOH 24180 NNU 4180 K30M/W33 24180 ECA/W33
BEARING POWER International Trading Co.,Ltd. specialize in NNU4180K30M/W33 products，there is large inventory of SKF NNU 4180 K30M/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 4180 K30M/W33 Which SKF NNU4180K30M/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
2000230	508	546.1	15.88	Seals
2207 E-2RS1TN9	35	72	23	Bearings, units and housings
230/500 CA/W33	500	720	167	Bearings, units and housings
51243	130.175	155.6	12.7	Seals
6210-RSH	50	90	20	Bearings, units and housings
6220 NR	100	180	34	Bearings, units and housings
BCZ-0087	120	210	114	Bearings, units and housings
BSA 208 C	40	80	18	Bearings, units and housings
FSAF 1616 x 2.5/8	66.675	-	-	Bearings, units and housings
NKI 25/20 TN	25	38	20	Bearings, units and housings
S71918 ACB/HCP4A	90	125	18	Bearings, units and housings
SNW 132x5.3/8	136.525	160	150.114	Bearings, units and housings

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Hot number： 17x29x5 HMSA10 V 19300 22340 CCKJA/W33VA405 2306 E-2RS1KTN9 2500247 25x40x5 HMS5 V 6006 60x90x10 HMS5 RG 71914 CD/P4A 99275 FSYE 2 7/16 N-118 FY 2. TF N 322 ECP PSM 081816 A51 SAF 1610 T