Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 63801-2RZ

W 63801-2RZ

Dimensions

d		12	mm
D		21	mm
B		7	mm
d₂	≈	13.8	mm
D₂	≈	19.15	mm
r_1,2	min.	0.3	mm

Abutment dimensions

d_a	min.	13.5	mm
d_a	max.	13.5	mm
D_a	max.	19.5	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	1.51	kN
Basic static load rating	C₀	0.9	kN
Fatigue load limit	P_u	0.039	kN
Reference speed		70000	r/min
Limiting speed		36000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	13.4

Mass

Mass bearing

0.0082

Model Number: W 63801-2RZ
Inner Diameter：12mm Outer Diameter：21mm Width：7mm
Reference speed:36000 r/min Limiting speed:70000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-07-24
Application:medical Equipment,plastic molding,lifting tackle,diagnostic test paper,Medical equipment,instrumentation instrument,Switch,municipal machinery,Cylinder Special,Low-voltage electrical equipment,Water Monitoring
Similar models:W 63801-2RS1 W 63801 W 63801-2Z W 63801-2RZ W 63801 R-2Z W 63801 R
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Model No. Inner Diameter Outer Diameter Width Type

314990 A
51852
71892 AGMB
SIR 80 ES
SY 45 TDW

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Model No.	Inner Diameter	Outer Diameter	Width	Type
314990 A
51852
71892 AGMB
SIR 80 ES
SY 45 TDW