Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NU 228 ECM

NU 228 ECM

SKF Explorer

Dimensions

d		140	mm
D		250	mm
B		42	mm
D₁	≈	215.78	mm
F		169	mm
r_1,2	min.	3	mm
r_3,4	min.	3	mm
s	max.	2.5	mm

Abutment dimensions

d_a	min.	154	mm
d_a	max.	165	mm
d_b	min.	172	mm
D_a	max.	235	mm
r_a	max.	2.5	mm
r_b	max.	2.5	mm

Calculation data

Basic dynamic load rating	C	450	kN
Basic static load rating	C₀	510	kN
Fatigue load limit	P_u	57	kN
Reference speed		2800	r/min
Limiting speed		3200	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

9.41

Associated products

Angle ring

HJ 228 EC

Model Number: NU 228 ECM
Inner Diameter：140mm Outer Diameter：250mm Width：42mm
Reference speed:3200 r/min Limiting speed:2800 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：2026-04-16
Application:sleep monitoring,Forming mold,electromagnet,insect experimental analysis instrument,food safety,small appliances,gear grinding machine,disposable,rubber products machinery and equipment,marine test,coupling type
Similar models:SAF 22228 SY 2. TF/VA228 FY 1.15/16 TF/VA228 PCZ 2228 E FY 55 TF/VA228 6209-2Z/VA228 FYT 1. TF/VA228 FY 2.15/16 TF/VA228 6210-2Z/VA228 6311-2Z/VA228
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