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

D/W R4A-2Z

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

0.0091

Model Number: D/W R4A-2Z
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：2024-12-13
Application:Gas turbine,Wire grinder,building decoration raw materials and accessories,static control,Infrared Technology,metallurgical mold,bathroom facilities,non-motor vehicle Electric car,engineering machinery,Cylinder Micro,sheet industry
Similar models:NK 47/20 2307 E-2RS1KTN9 + H 2307 E 24122 CC/W33 7224 ACD/HCP4A H 3134 L PF 30 RM SAF 1617 T BEAM 060145-2RS 39581/39520 C 39/750 KM
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Model No.	Inner Diameter	Outer Diameter	Width	Type
24x35x7 HMS5 V	24	35	7	Seals
35x62x8 HMS5 RG	35	62	8	Seals
50x72x8 HMS5 V	50	72	8	Seals
7012 ACE/HCP4A	60	95	18	Bearings, units and housings
7305 BEY	25	62	17	Bearings, units and housings
84965	-	-	36.53	Seals
D/W R6-2RZ	9.525	22.225	7.142	Bearings, units and housings
FY 1.11/16 WDW	42.863	-	-	Bearings, units and housings
KD21-153	19	137	-	Coupling systems
PWM 140155180	155	140	180	Bearings, units and housings
SAF 1617 x 2.7/8 T	73.025	-	-	Bearings, units and housings
W 619/6 X-2RS1	6	16	5	Bearings, units and housings

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Hot number： 14903 18x35x7 CRW1 R 22322 E 32x52x7 HMS5 V 330870 BG 640x690x25 HDS1 R 7028 CD/P4AL 7406 BM BC4B 319446 K 8x11x8 TN MS 3160 NU 1017 M/C3VL0241 QJ 319 N2MA SAFS 22534 x 6 T SYK 25 WD