Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 238 ECM

NJ 238 ECM

SKF Explorer

Dimensions

d		190	mm
D		340	mm
B		55	mm
d₁	≈	244	mm
D₁	≈	293.8	mm
F		230	mm
r_1,2	min.	4	mm
r_3,4	min.	4	mm
s	max.	3	mm

Abutment dimensions

d_a	min.	207	mm
d_a	max.	226	mm
d_b	min.	248	mm
D_a	max.	321.9	mm
r_a	max.	3	mm

Calculation data

Basic dynamic load rating	C	800	kN
Basic static load rating	C₀	965	kN
Fatigue load limit	P_u	98	kN
Reference speed		2000	r/min
Limiting speed		2200	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

23.3

Associated products

Angle ring

HJ 238 EC

Model Number: NJ 238 ECM
Inner Diameter：190mm Outer Diameter：340mm Width：55mm
Reference speed:2200 r/min Limiting speed:2000 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：2021-06-05
Application:linear drive,thin metal materials,economic mold,stacker lift platform,Oral Image,Spectral Products,chromatography,Switch,Pneumatic Control Valves,Embroidery,comprehensive experiment
Similar models:NUP 238 ECM 238/1060 CAMA/W20 238/1000 CAKMA/W20 SNL 3238 G BD-22238 CCK/W33-H 3138 C 2238 K NJ 2238 ECML 22238 CCK/W33 NJ 238 ECML 22238-2CS5K/VT143
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Model No.	Inner Diameter	Outer Diameter	Width	Type
1425 VRME R	1350	-	-	Seals
40020	101.6	134.87	12.7	Seals
470821	786	-	-	Seals
IR 170x185x45	170	185	45	Bearings, units and housings
NK 43/30	43	53	30	Bearings, units and housings
P 52 R-20 TF	20	-	-	Bearings, units and housings
RNA 4872	390	440	80	Bearings, units and housings
S7017 ACB/P4A	85	130	22	Bearings, units and housings
SAF 1222 T	110	-	-	Bearings, units and housings
SNL 3152 TURT	240	-	-	Bearings, units and housings
SSAFS 23052 KA x 9.1/2	241.3	-	-	Bearings, units and housings
SYNT 35 FTF	35	-	-	Bearings, units and housings

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