Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 2248 MA

NJ 2248 MA

Dimensions

d		240	mm
D		440	mm
B		120	mm
d₁	≈	313	mm
D₁	≈	365	mm
F		295	mm
r_1,2	min.	4	mm
s	max.	4.3	mm

Abutment dimensions

d_a	min.	257	mm
d_a	max.	284	mm
d_b	min.	317	mm
D_a	max.	423	mm
r_a	max.	3	mm

Calculation data

Basic dynamic load rating	C	1450	kN
Basic static load rating	C₀	2360	kN
Fatigue load limit	P_u	224	kN
Reference speed		1500	r/min
Limiting speed		2200	r/min
Calculation factor	k_r	0.2
Limiting value	e	0.3
Axial load factor	Y	0.4

Mass

Mass bearing

Model Number: NJ 2248 MA
Inner Diameter：240mm Outer Diameter：440mm Width：120mm
Reference speed:2200 r/min Limiting speed:1500 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:plastic rolling,hydraulic connector,Cleaning equipment,fruit and vegetable processing,molding machine,rolling machine,sterilizers,Insect Count,shoe-making machinery,medical equipment,Hairbrush device
Similar models:32248/DF 22248 CCK/W33 BD-22248 CCK/W33-OH 3148 H 32248 NJ 2248 MA NUH 2248 ECMH NUH 2248 ECMH/PEX NU 2248 MA 22248 CC/W33
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