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 42/20

NK 42/20

Dimensions

F_w		42	mm
D		52	mm
C		20	mm
r_1,2	min.	0.3	mm

Abutment dimensions

D_a	max.	50	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	27	kN
Basic static load rating	C₀	53	kN
Fatigue load limit	P_u	6.55	kN
Reference speed		9500	r/min
Limiting speed		11000	r/min

Mass

Mass bearing

0.086

Associated products

Radial shaft seal with a low cross-sectional height, single lip			G 42x52x4
Radial shaft seal with a low cross-sectional height, double lip			SD 42x52x4

Model Number: NK 42/20
Inner Diameter：42mm Outer Diameter：52mm Width：20mm
Reference speed:11000 r/min Limiting speed:9500 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:respirator,building decoration raw materials and accessories,supporting facilities,Vertical pull,blood cell reagent,Spectrum Products,Digital Generator,sewage pump,medical equipment,industrial skin care,die casting mold
Similar models:37425/37625 WS 89420 51424 M PCMW 142601.5 E PCMW 142601.5 M PRMF 303420 315642/VJ202 PWTR 1542.2RS GS 89420 PCM 121425 E
BEARING POWER International Trading Co.,Ltd. specialize in NK42/20 products，there is large inventory of SKF NK 42/20 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 42/20 Which SKF NK42/20 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.

Model No.	Inner Diameter	Outer Diameter	Width	Type
239/500 CA/W33	500	670	128	Bearings, units and housings
24022 CCK30/W33	110	170	60	Bearings, units and housings
29273	74.6252	100	11.13	Seals
313 NR	65	140	33	Bearings, units and housings
8796	22.225	41.25	6.35	Seals
AS 110145	110	145	1	Bearings, units and housings
BD-C 30/670 KM-OH 30/670 H	630	980	230	Bearings, units and housings
K 30x35x13	30	35	13	Bearings, units and housings
PCMW 284801.5 E	28	48	-	Bearings, units and housings
STO 15	15	35	11.8	Bearings, units and housings
W 022	111.633	144.4752	-	Bearings, units and housings
W 607-2RZ	7	19	6	Bearings, units and housings

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