Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Double row cylindrical roller bearings -- Cylindrical roller bearings, double row SKF 316848 A

316848 A

Design

Design variant/feature

NNU.4/C4W33WI

Dimensions

d		480	mm
D		680	mm
B		250	mm
D₁	≈	616	mm
F		532	mm
b		16.7	mm
K		9	mm
r_1,2	min.	3	mm
r_3,4	min.	12	mm
a		20	°
s	max.	8	mm

Abutment dimensions

d_a	min.	500	mm
d_a	max.	526	mm
d_b	min.	538	mm
D_a	max.	666	mm
r_a	max.	3	mm
r_b	max.	2.5	mm

Calculation data

Basic dynamic load rating	C	4730	kN
Basic static load rating	C₀	12000	kN
Fatigue load limit	P_u	965	kN
Reference speed		630	r/min
Limiting speed		950	r/min
Calculation factor	k_r	0.34

Mass

Mass bearing

305

Model Number: 316848 A
Inner Diameter：480mm Outer Diameter：680mm Width：250mm
Reference speed:950 r/min Limiting speed:630 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:surgical instruments,Other machinery,lifting chain,industrial equipment,hanging clamp,hydraulic actuator,welding equipment,turret industry,orthodontic material,ventilator anesthesia machine etc,motor
Similar models:316848 A
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