Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 61905-2Z

W 61905-2Z

Dimensions

d		25	mm
D		42	mm
B		9	mm
d₁	≈	30.9	mm
D₂	≈	39.45	mm
r_1,2	min.	0.3	mm

Abutment dimensions

d_a	min.	27	mm
d_a	max.	30.5	mm
D_a	max.	40.5	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	6.05	kN
Basic static load rating	C₀	4.5	kN
Fatigue load limit	P_u	0.193	kN
Reference speed		34000	r/min
Limiting speed		17000	r/min
Calculation factor	k_r	0.025
Calculation factor	f₀	15.4

Mass

Mass bearing

0.042

Model Number: W 61905-2Z
Inner Diameter：25mm Outer Diameter：42mm Width：9mm
Reference speed:17000 r/min Limiting speed:34000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-07-30
Application:transistor fittings,machine tool spindle,Laser Devices,nail products,spring industry,large agricultural machinery,lifting tackle,Medium and large motor,extruder,economic mold,security equipment
Similar models:61905-2RZ W 61905 R-2Z W 61905-2Z W 61905 61905 W 61905 R 61905-2RS1 W 61905-2RZ W 61905-2RS1
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Model No. Inner Diameter Outer Diameter Width Type

25714
73720
NNCF 4944 CV
OH 2352 H
SAF 22310

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Hot number： 1313 EKTN9 400185 46208 51307 5756 708 CE/HCP4A 75x110x12 HMS5 RG AN 16 C 2208 V GEZ 100 ES-2LS PCM 121412 E PFD 52 PSM 222725 A51 SAF 22634 x 5.7/8 T SIJ 20 ES

Model No.	Inner Diameter	Outer Diameter	Width	Type
25714
73720
NNCF 4944 CV
OH 2352 H
SAF 22310