Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 244 ECM

NJ 244 ECM

SKF Explorer

Dimensions

d		220	mm
D		400	mm
B		65	mm
d₁	≈	284	mm
D₁	≈	342.15	mm
F		268	mm
r_1,2	min.	4	mm
r_3,4	min.	4	mm
s	max.	2.3	mm

Abutment dimensions

d_a	min.	238	mm
d_a	max.	263	mm
d_b	min.	288	mm
D_a	max.	383	mm
r_a	max.	3	mm

Calculation data

Basic dynamic load rating	C	1060	kN
Basic static load rating	C₀	1290	kN
Fatigue load limit	P_u	125	kN
Reference speed		1700	r/min
Limiting speed		1900	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

38.2

Associated products

Angle ring

HJ 244 EC

Model Number: NJ 244 ECM
Inner Diameter：220mm Outer Diameter：400mm Width：65mm
Reference speed:1900 r/min Limiting speed:1700 r/min
Type：Bearings, units and housings Roller bearings Cylindrical roller bearings Single row cylindrical roller bearings
Details： Single row cylindrical roller bearings Cylindrical roller bearings, single row
Update date：2026-07-29
Application:hydraulic actuator,Doppler,reducer,glass,spring industry,switch,rehabilitation training equipment,medical equipment,Forging machine,Pump,Special Equipment
Similar models:6244 NCF 2244 ECJB/PEX SAF 22244 TLC 22244 CC/W33 SSAFS 22244 TLC BD-22244-2CS5K/VT143-OH 3144 H M 244249 A/210 SSAFS 22244 C 2244 K SNL 3244 G
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Model No. Inner Diameter Outer Diameter Width Type

32318 B
685x720x20 HDS2 R
708 CD/P4AH
99842
BC4-8041/HA4

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Model No.	Inner Diameter	Outer Diameter	Width	Type
32318 B
685x720x20 HDS2 R
708 CD/P4AH
99842
BC4-8041/HA4