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：2021-06-04
Application:bag machine,Medical equipment,tube,scientific instruments,lifting equipment Hoisting hoist,Anesthetic Equipment,extruder,tapping machine,air purification,Antenna Industry,Spectrum Products
Similar models:NU 228 ECM C 2228 K FY 1.15/16 TF/VA228 SY 1. TF/VA228 SY 45 TF/VA228 SY 40 TF/VA228 FY 1. TF/VA228 FY 2.7/16 TF/VA228 YAR 212-207-2FW/VA228 7228 BGAM
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