Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 1884 MA

NJ 1884 MA

Dimensions

d		420	mm
D		520	mm
B		46	mm
d₁	≈	457	mm
D₁	≈	487	mm
F		447	mm
r_1,2	min.	2.1	mm
s	max.	4.7	mm

Abutment dimensions

d_a	min.	427	mm
d_a	max.	441	mm
d_b	min.	462	mm
D_a	max.	510	mm
r_a	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	550	kN
Basic static load rating	C₀	1120	kN
Fatigue load limit	P_u	91.5	kN
Reference speed		1200	r/min
Limiting speed		1600	r/min
Calculation factor	k_r	0.05
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

Model Number: NJ 1884 MA
Inner Diameter：420mm Outer Diameter：520mm Width：46mm
Reference speed:1600 r/min Limiting speed:1200 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:electromagnetic clutch,Machine Tool Accessories,Security Equipment,safety testing,Gear grinding machine,Dental Equipment,Gripper Swing,Insect Capture,CNC,supporting facilities,plastic molding
Similar models:NCF 1884 V NJ 1884 MA NU 1884 MP NU 1884 MA 431884 A 61884 MA
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