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 21/20

NK 21/20

Dimensions

F_w		21	mm
D		29	mm
C		20	mm
r_1,2	min.	0.3	mm

Abutment dimensions

D_a	max.	27	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	17.2	kN
Basic static load rating	C₀	27	kN
Fatigue load limit	P_u	3.35	kN
Reference speed		19000	r/min
Limiting speed		22000	r/min

Mass

Mass bearing

0.035

Associated products

Radial shaft seal with a low cross-sectional height, single lip

G 21x29x4

Model Number: NK 21/20
Inner Diameter：21mm Outer Diameter：29mm Width：20mm
Reference speed:22000 r/min Limiting speed:19000 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：2021-06-03
Application:Vertical pull,vacuum filter,Industrial,stamping die,hydraulic cylinder buffer,Display Devices,sample cup,Anti-defibrillation pacing,printing equipment,instrumentation instrument,Material handling equipment
Similar models:NU 2212 ECJ 21320 EK + AHX 320 7216 CD/P4A GB 3021 71821 CD/P4 YAR 212-2FW/VA201 1211 ETN9 NU 2214 ECML 6212-2Z/VA201 219-2Z
BEARING POWER International Trading Co.,Ltd. specialize in NK21/20 products，there is large inventory of SKF NK 21/20 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 21/20 Which SKF NK21/20 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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