Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF D/W R4A-2RZ

D/W R4A-2RZ

Dimensions

d		6.35	mm
D		19.05	mm
B		7.142	mm
d₂	≈	8.5	mm
D₂	≈	16.5	mm
r_1,2	min.	0.4	mm

Abutment dimensions

d_a	min.	8.4	mm
d_a	max.	8.4	mm
D_a	max.	16.6	mm
r_a	max.	0.4	mm

Calculation data

Basic dynamic load rating	C	1.53	kN
Basic static load rating	C₀	0.585	kN
Fatigue load limit	P_u	0.025	kN
Reference speed		80000	r/min
Limiting speed		40000	r/min
Calculation factor	k_r	0.025
Calculation factor	f₀	7.9

Mass

Mass bearing

0.0089

Model Number: D/W R4A-2RZ
Inner Diameter：6.35mm Outer Diameter：19.05mm Width：7.142mm
Reference speed:40000 r/min Limiting speed:80000 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:Cylinder Pneumatic Treatment Element,injection molding machine,garbage disposal,Cylinder Standard,axle lathe,marine analysis,circulating pump,sawing machine,hydraulic actuator,rolling mill roll neck and slowdown device,car and accessories
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HK 0810.2RS	8	12	10	Bearings, units and housings
KMTA 6	20	-	30	Bearings, units and housings
NJG 2317 VH	85	180	60	Bearings, units and housings
OKCX 250	250		-
SALKB 18 F	18	-	23	Bearings, units and housings
SY 1.1/4 TDW	31.75	-	-	Bearings, units and housings

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Hot number： 15557 241/530 ECA/W33 6211/HC5C3 FSAF 1314 TLC HK 0306 TN KR 72 XB NJ 1060 MA OKF 700 PCM 323620 M PCM 353930 M SAF 1316 SAF 22526 x 4.1/2 TLC SAFS 23056 KATLC x 10.7/16 SY 1. TF/VA228 SYJ 50 TF