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

NJ 228 ECJ

SKF Explorer

Dimensions

d		140	mm
D		250	mm
B		42	mm
d₁	≈	179	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.	182	mm
D_a	max.	235	mm
r_a	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

8.62

Associated products

Angle ring

HJ 228 EC

Model Number: NJ 228 ECJ
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:hydraulic pressure gauge,Traffic Fire Protection Equipment Security equipment,atomizer class,Garment Accessories,Spectrum Products,water protection,Other machinery,reducer,organic raw materials,plastic rolling,sewage pump
Similar models:SY 1.3/8 TF/VA228 6204-2Z/VA228 6209-2Z/VA228 NJ 228 ECJ FY 1. TF/VA228 PCZ 2228 M 6218-2Z/VA228 32228/DF SY 30 TF/VA228 QJ 228 N2MA
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