Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 3884 MA

NJ 3884 MA

Dimensions

d		420	mm
D		520	mm
B		75	mm
d₁	≈	457	mm
D₁	≈	489	mm
F		447	mm
r_1,2	min.	2.1	mm
s	max.	2.8	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	935	kN
Basic static load rating	C₀	2240	kN
Fatigue load limit	P_u	193	kN
Reference speed		1100	r/min
Limiting speed		1600	r/min
Calculation factor	k_r	0.1
Limiting value	e	0.3
Axial load factor	Y	0.4

Mass

Mass bearing

Model Number: NJ 3884 MA
Inner Diameter：420mm Outer Diameter：520mm Width：75mm
Reference speed:1600 r/min Limiting speed:1100 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:Medical room equipment,Cylinder Pneumatic Treatment Element,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,powder metallurgy,industrial fans,transportation equipment,cleaning agent,trolley,Industrial equipment,vacuum suction cup,marine analysis and testing equipment
Similar models:NJ 3884 MA
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