Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Double row cylindrical roller bearings -- Cylindrical roller bearings, double row SKF 313477 B

313477 B

Design

Design variant/feature

NNU/CN

Dimensions

d		660	mm
D		880	mm
B		225	mm
D₁	≈	806	mm
F		727	mm
r_1,2	min.	6	mm
r_3,4	min.	6	mm
s	max.	6	mm

Abutment dimensions

d_a	min.	686	mm
d_a	max.	723	mm
d_b	min.	733	mm
D_a	max.	854	mm
r_a	max.	5	mm
r_b	max.	5	mm

Calculation data

Basic dynamic load rating	C	4180	kN
Basic static load rating	C₀	11800	kN
Fatigue load limit	P_u	830	kN
Reference speed		450	r/min
Limiting speed		670	r/min
Calculation factor	k_r	0.2

Mass

Mass bearing

390

Model Number: 313477 B
Inner Diameter：660mm Outer Diameter：880mm Width：225mm
Reference speed:670 r/min Limiting speed:450 r/min
Type：Bearings, units and housings Roller bearings Cylindrical roller bearings Double row cylindrical roller bearings
Details： Double row cylindrical roller bearings Cylindrical roller bearings, double row
Update date：2025-12-09
Application:dye pigments,machine tool spindle,multi-knife lathe,Industrial,air shower etc,Material handling equipment,Other Measurements,security equipment,forklift truck,medical equipment,product accessories
Similar models:313477 B
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