Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 639/3 R-2RS1

W 639/3 R-2RS1

Dimensions

d		3	mm
D		8	mm
B		4	mm
d₁	≈	4.35	mm
D₂	≈	7.25	mm
D₃		9.5	mm
C		0.9	mm
r_1,2	min.	0.15	mm

Abutment dimensions

d_a	min.	3.9	mm
d_a	max.	4.3	mm
r_a	max.	0.15	mm

Calculation data

Basic dynamic load rating	C	0.319	kN
Basic static load rating	C₀	0.09	kN
Fatigue load limit	P_u	0.004	kN
Reference speed		0	r/min
Limiting speed		43000	r/min
Calculation factor	k_r	0.025
Calculation factor	f₀	6.1

Mass

Mass bearing

0.00092

Model Number: W 639/3 R-2RS1
Inner Diameter：3mm Outer Diameter：8mm Width：4mm
Reference speed:43000 r/min Limiting speed:0 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2025-12-09
Application:crimping tools,Pump,lifting equipment Hoisting hoist,sheet industry,marine analysis and testing equipment,car shock absorber,Automobile,gas turbine,mechanical annex,Small air generators,mechanical and electrical
Similar models:W 639 W 639/3 R-2Z W 639/2.5 R-2ZS LL 639249/210 W 639/1.5-2Z 316639 AG W 639/1.5 R-2Z W 639/3-2RS1 W 639-2Z W 639-2RZ
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