Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF D/W R2-5 R-2Z

D/W R2-5 R-2Z

Dimensions

d		3.175	mm
D		7.938	mm
B		3.571	mm
d₁	≈	4.35	mm
D₂	≈	7.25	mm
D₃		9.119	mm
C		0.787	mm
r_1,2	min.	0.1	mm

Abutment dimensions

d_a	min.	4	mm
d_a	max.	4.3	mm
r_a	max.	0.1	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		150000	r/min
Limiting speed		75000	r/min
Calculation factor	k_r	0.025
Calculation factor	f₀	6.1

Mass

Mass bearing

0.00072

Model Number: D/W R2-5 R-2Z
Inner Diameter：3.175mm Outer Diameter：7.938mm Width：3.571mm
Reference speed:75000 r/min Limiting speed:150000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-04-18
Application:Machine Tool Accessories,hydraulic control element,screen filter,Forging machine,Optical Instruments,Logistics Equipment,Vertical pull,tapping machine,hydraulic connector,Industrial,rolling mill roll neck and slowdown device
Similar models:SAF 22518 32938/DF W 626-2RS1 SAFS 23028 KAT x 5 11162/11300 89417 M BD-23244 CCK/W33-OH 2344 H NN 3012 KTN/SP SSAFS 23048 KAT x 8.7/16 FY 1.3/16 FM
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