Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NU 20/850 ECMA

NU 20/850 ECMA

Dimensions

d		850	mm
D		1220	mm
B		212	mm
D₁	≈	1110	mm
F		942	mm
r_1,2	min.	7.5	mm
s	max.	2	mm

Abutment dimensions

d_a	min.	878	mm
d_a	max.	936	mm
d_b	min.	956	mm
D_a	max.	1190	mm
r_a	max.	6	mm

Calculation data

Basic dynamic load rating	C	8420	kN
Basic static load rating	C₀	18600	kN
Fatigue load limit	P_u	1200	kN
Reference speed		360	r/min
Limiting speed		560	r/min
Calculation factor	k_r	0.17
Limiting value	e	0.3
Axial load factor	Y	0.4

Mass

Mass bearing

880

Model Number: NU 20/850 ECMA
Inner Diameter：850mm Outer Diameter：1220mm Width：212mm
Reference speed:560 r/min Limiting speed:360 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：2026-08-19
Application:printing machinery,storage and transportation equipment,mobile toilet,Hair styling device,paper processing machine,hot and cold box,linear drive,Medium and large motor,chamfering machine etc,multi-knife lathe,Industrial
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Model No. Inner Diameter Outer Diameter Width Type

1200 VL V
24024 CC/W33
7019 ACE/HCP4A
BT2B 328896/HA3
SNP 3064x11.7/16

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Model No.	Inner Diameter	Outer Diameter	Width	Type
1200 VL V
24024 CC/W33
7019 ACE/HCP4A
BT2B 328896/HA3
SNP 3064x11.7/16