Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF D/W R156 R-2ZS

D/W R156 R-2ZS

Dimensions

d		4.762	mm
D		7.938	mm
B		3.175	mm
d₁	≈	5.53	mm
D₂	≈	7.3	mm
D₃		9.119	mm
C		0.914	mm
r_1,2	min.	0.1	mm

Abutment dimensions

d_a	min.	5.4	mm
d_a	max.	5.4	mm
r_a	max.	0.1	mm

Calculation data

Basic dynamic load rating	C	0.203	kN
Basic static load rating	C₀	0.075	kN
Fatigue load limit	P_u	0.003	kN
Reference speed		140000	r/min
Limiting speed		70000	r/min
Calculation factor	k_r	0.015
Calculation factor	f₀	7.6

Mass

Mass bearing

0.00061

Model Number: D/W R156 R-2ZS
Inner Diameter：4.762mm Outer Diameter：7.938mm Width：3.175mm
Reference speed:70000 r/min Limiting speed:140000 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:other lathe,product accessories,journal lathe,intermediate,Industrial,extruder,Cylinder Standard,universal category,spectrometer,motor,medical equipment
Similar models:JM 515649/610 BD-23156-2CS5K/VT143-OH 3156 HTL NNU 4156 K30M/W33 24156-2CS5/VT143 JH 415647/610 SNP 3156x10 23156-2CS5/VT143 AOH 24156 D/W R156 R-2ZS D/W R3W.1562 R
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115x140x12 HMS5 V	115	140	12	Seals
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81224 TN	120	170	39	Bearings, units and housings
970 VE R	932	-	-	Seals
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NU 210 ECP	50	90	20	Bearings, units and housings
NUP 2312 ECML	60	130	46	Bearings, units and housings
PCM 909560 M	90	95	60	Bearings, units and housings
SSAFS 22540	182.5625	-	-	Bearings, units and housings
SYR 2 3/4 N	69.85	-	-	Bearings, units and housings

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