Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 18/750 MA

NJ 18/750 MA

Dimensions

d		750	mm
D		920	mm
B		78	mm
d₁	≈	811	mm
D₁	≈	863	mm
F		794	mm
r_1,2	min.	5	mm
s	max.	9.2	mm

Abutment dimensions

d_a	min.	770	mm
d_a	max.	784	mm
d_b	min.	815	mm
D_a	max.	900	mm
r_a	max.	4	mm

Calculation data

Basic dynamic load rating	C	1470	kN
Basic static load rating	C₀	3450	kN
Fatigue load limit	P_u	228	kN
Reference speed		600	r/min
Limiting speed		800	r/min
Calculation factor	k_r	0.05
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

115

Model Number: NJ 18/750 MA
Inner Diameter：750mm Outer Diameter：920mm Width：78mm
Reference speed:800 r/min Limiting speed:600 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：2025-12-09
Application:baler,boring bar boring bar,Reflective Materials Industrial fabrics,sewage pump,Optical Instruments,instrumentation instrument,mathematical instruments,Industrial equipment,sucker industry,experimental equipment,Machine tools
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