Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, double row, super-precision -- SKF NNU 4944 BK/SPW33

NNU 4944 BK/SPW33

Dimensions

d		220	mm
D		300	mm
B		80	mm
D₁		272.2	mm
F		245	mm
b		11.1	mm
K		3	mm
r_1,2	min.	2.1	mm
r_3,4	min.	1.1	mm
s	max.	3.7	mm

Tapered bore, taper 1:12

Abutment dimensions

d_a	min.	231	mm
d_a	max.	242	mm
D_a	max.	289	mm
d_n		247	mm

Calculation data

Basic dynamic load rating	C	512	kN
Basic static load rating	C₀	1140	kN
Fatigue load limit	P_u	114	kN
Attainable speed for grease lubrication		2400	r/min
Attainable speed for oil-air lubrication		2800	r/min
Reference grease quantity	G_ref	150	cm³
Static radial stiffness (guideline value)		5990	N/µm

Mass

Mass bearing

16.5

Model Number: NNU 4944 BK/SPW33
Inner Diameter：220mm Outer Diameter：300mm Width：80mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Super-precision bearings Cylindrical roller bearings Cylindrical roller bearings, double row, super-precision
Details： Cylindrical roller bearings, double row, super-precision
Update date：2024-12-13
Application:Optical detection,X-ray Equipment,Machine Tool Accessories,joint protection,stirrer,top industry,trolley,Cylinder Special,wheel lathe,decoration machinery,industrial supplies
Similar models:NNU 4944 B/SPW33 NNCL 4944 CV NNU 4944 BK/SPW33 NNCF 4944 CV GB 4944 NNC 4944 CV
BEARING POWER International Trading Co.,Ltd. specialize in NNU4944BK/SPW33 products，there is large inventory of SKF NNU 4944 BK/SPW33 Cylindrical roller bearings, double row, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the NNU 4944 BK/SPW33 Which SKF NNU4944BK/SPW33 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
22334 CCJA/W33VA406	170	360	120	Bearings, units and housings
40x80x8 CRW1 R	40	80	8	Seals
6217/VA201	85	150	28	Bearings, units and housings
71901 CE/P4A	12	24	6	Bearings, units and housings
90023	228.6	266.7	15.88	Seals
BTM 140 BM/P4CDB	140	210	63	Bearings, units and housings
BD-C 3036 K-AH 3036	170	280	74	Bearings, units and housings
PSM 506070 A51	50	60	70	Bearings, units and housings
RPNA 20/35	20	35	16	Bearings, units and housings
SAF 1513 T	55.5625	-	-	Bearings, units and housings
SAF 1616 x 2.5/8	66.675	-	-	Bearings, units and housings
ZW 12x17	12	17	2	Seals

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Hot number： 241/950 ECAK30F/W33 417006 598/592 A 71918 CB/HCP4A 82562 HJ 2236 EC HM 31/670 MB 36 N 1011 KPHA/SP N 208 ECMB NUKRE 72 A PRM 353950 S7000 CE/HCP4A SAF 23034 KATLC x 5.15/16 SIA 50 ESX-2LS