Bearings, units and housings -- Roller bearings -- Needle roller bearings -- Needle roller bearings with machined rings -- Needle roller bearings, with machined rings, with an inner ring SKF NKI 40/20 TN

NKI 40/20 TN

Dimensions

d		40	mm
D		55	mm
B		20	mm
F		45	mm
r_1,2	min.	0.3	mm
s	max.	0.5	mm

Abutment dimensions

d_a	min.	42	mm
D_a	max.	53	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	31.4	kN
Basic static load rating	C₀	65.5	kN
Fatigue load limit	P_u	8.3	kN
Reference speed		9000	r/min
Limiting speed		10000	r/min

Mass

Mass bearing

0.14

Model Number: NKI 40/20 TN
Inner Diameter：40mm Outer Diameter：55mm Width：20mm
Reference speed:10000 r/min Limiting speed:9000 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, with an inner ring
Update date：2026-06-24
Application:injection molding machine,security equipment,CNC,Storage Device,centrifugal pump,food testing,Oral Equipment,medical Equipment,Industrial equipment,mechanical and electrical,bio-chemical
Similar models:T2EE 240 K 30x40x30 FYTB 40 WDW C 4120 V/VE240 7407 BCBM 7040 ACD/P4AH1 SSAFS 23040 KAT x 7.3/16 23140 CCK/W33 SILJ 40 ES GE 140 ESL-2LS
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Model No. Inner Diameter Outer Diameter Width Type

FYR 2 1/2
NX 10 Z
SHT 120
SNW 22x3.11/16
SYE 3 1/2 N

Purchase the SKF NKI 40/20 TN Needle roller bearings, with machined rings, with an inner ring Please fill in the following

Hot number： 4204 ATN9 525033 7017 CE/P4AL 7313 BEGAM H 322 LS 6085 NCF 2338 ECJB NJ 217 ECM NJ 2892 ECMA NU 2088 ECMA NU 216 ECJ RNU 306 SNW 122x3.11/16 SYR 2 3/4 WS 89424

Model No.	Inner Diameter	Outer Diameter	Width	Type
FYR 2 1/2
NX 10 Z
SHT 120
SNW 22x3.11/16
SYE 3 1/2 N