Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 61909-2Z

W 61909-2Z

Dimensions

d		45	mm
D		68	mm
B		12	mm
d₂	≈	50.3	mm
D₂	≈	63.15	mm
r_1,2	min.	0.6	mm

Abutment dimensions

d_a	min.	49	mm
d_a	max.	52	mm
D_a	max.	64	mm
r_a	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	12.1	kN
Basic static load rating	C₀	10.8	kN
Fatigue load limit	P_u	0.465	kN
Reference speed		20000	r/min
Limiting speed		10000	r/min
Calculation factor	k_r	0.025
Calculation factor	f₀	15.9

Mass

Mass bearing

0.13

Model Number: W 61909-2Z
Inner Diameter：45mm Outer Diameter：68mm Width：12mm
Reference speed:10000 r/min Limiting speed:20000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-06-24
Application:training beds etc,Cylinder Standard,air conditioning tools,motor,industry test,Performance test,office outdoor camping equipment,non-motor vehicle Electric car,screen filter,linear drive,tapered grinder
Similar models:W 61909 R-2Z W 61909-2RZ W 61909 61909-2RS1 W 61909-2RS1 61909-2RZ 61909 W 61909 R W 61909-2Z
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Model No. Inner Diameter Outer Diameter Width Type

470821
91326
BTM 170 AM/P4CDB
SIKB 22 F
W 627

Purchase the SKF W 61909-2Z Please fill in the following

Hot number： 16034 231/530 CA/W33 34887 400125 61904-2RZ BD-C 30/850 KMB-AOH 30/850 C 3092 KM FSAF 1516 x 2.5/8 TLC FY 45 LDW FYTWK 1.1/4 AYTH SAW 23230 TLC SE 207 SI 45 ESX-2LS SSAFS 22534 TLC W 636-2Z

Model No.	Inner Diameter	Outer Diameter	Width	Type
470821
91326
BTM 170 AM/P4CDB
SIKB 22 F
W 627