Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 61902 R-2Z

W 61902 R-2Z

Dimensions

d		15	mm
D		28	mm
B		7	mm
d₁	≈	18.8	mm
D₂	≈	25.3	mm
D₃		30.5	mm
C		1.5	mm
r_1,2	min.	0.3	mm

Abutment dimensions

d_a	min.	17	mm
d_a	max.	18.5	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	3.71	kN
Basic static load rating	C₀	2.24	kN
Fatigue load limit	P_u	0.095	kN
Reference speed		56000	r/min
Limiting speed		28000	r/min
Calculation factor	k_r	0.025
Calculation factor	f₀	14.3

Mass

Mass bearing

0.017

Model Number: W 61902 R-2Z
Inner Diameter：15mm Outer Diameter：28mm Width：7mm
Reference speed:28000 r/min Limiting speed:56000 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:marine analysis and testing equipment,mechanical annex,lifting chain,Die,Flame Cutting,die casting mold,pump accessories,car,security,ignition system,chamfering machine etc
Similar models:W 61902 R-2RZ W 61902-2RZ W 61902 W 61902-2Z 61902 W 61902 R-2Z W 61902 R 61902-2RS1 61902-2Z W 61902 R-2RS1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
350 VL V	315	-	-	Seals
39851	101.6	123.85	11.13	Seals
400805	72	-	-	Seals
412500	1135	-	-	Seals
7012 ACE/P4AL1	60	95	18	Bearings, units and housings
71821 ACD/P4	105	130	13	Bearings, units and housings
920 VRME R	880	-	-	Seals
HE 2316	69.85	80	78	Bearings, units and housings
KRV 47 PPA	-	47	24	Bearings, units and housings
SAFS 22236 TLC	180	-	-	Bearings, units and housings
SY 1.11/16 TF/VA228	42.862	-	-	Bearings, units and housings
ZW 90x110	90	110	2	Seals

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