Bearings, units and housings -- Roller bearings -- Needle roller bearings -- Needle roller bearings with machined rings -- Needle roller bearings, with machined rings, without an inner ring SKF NK 47/20

NK 47/20

Dimensions

F_w		47	mm
D		57	mm
C		20	mm
r_1,2	min.	0.3	mm

Abutment dimensions

D_a	max.	55	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	29.2	kN
Basic static load rating	C₀	61	kN
Fatigue load limit	P_u	7.65	kN
Reference speed		8500	r/min
Limiting speed		10000	r/min

Mass

Mass bearing

0.095

Model Number: NK 47/20
Inner Diameter：47mm Outer Diameter：57mm Width：20mm
Reference speed:10000 r/min Limiting speed:8500 r/min
Type：Bearings, units and housings Roller bearings Needle roller bearings Needle roller bearings with machined rings
Details： Needle roller bearings with machined rings Needle roller bearings, with machined rings, without an inner ring
Update date：2026-04-16
Application:reducer,Microwave Equipment,static control,blood cell reagent,Flame Cutting,Cylinder Type,survey accessories,wall industry,Dental Equipment,wheel lathe,plastic molding
Similar models:P 47 R-12 TF KRV 47 PPA PFT 47 K 42x47x17 482/472 RPNA 30/47 BT2B 332547/HA1 P 47 R-17 RM KR 47 PPXA KR 47 PPA
BEARING POWER International Trading Co.,Ltd. specialize in NK47/20 products，there is large inventory of SKF NK 47/20 Needle roller bearings with machined rings. We has been built up long-term cooperation with SKF company, could make a bulk order of the NK 47/20 Which SKF NK47/20 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.

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