Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 28/710 ECMA

NJ 28/710 ECMA

Dimensions

d		710	mm
D		870	mm
B		95	mm
d₁	≈	766	mm
D₁	≈	817	mm
F		751	mm
r_1,2	min.	4	mm
s	max.	1.5	mm

Abutment dimensions

d_a	min.	728	mm
d_a	max.	745	mm
d_b	min.	771	mm
D_a	max.	853	mm
r_a	max.	3	mm

Calculation data

Basic dynamic load rating	C	1940	kN
Basic static load rating	C₀	5000	kN
Fatigue load limit	P_u	375	kN
Reference speed		630	r/min
Limiting speed		850	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.3
Axial load factor	Y	0.4

Mass

Mass bearing

130

Model Number: NJ 28/710 ECMA
Inner Diameter：710mm Outer Diameter：870mm Width：95mm
Reference speed:850 r/min Limiting speed:630 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：2024-12-13
Application:knitted fabrics,hydraulic actuator,gear type,Cylinder Special,Oral Image,quality inspection equipment,Spectrum Products,Pneumatic Actuator,glass processing machine,medical equipment,switch
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