Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF 61904

61904

Dimensions

d		20	mm
D		37	mm
B		9	mm
d₁	≈	25.55	mm
D₂	≈	32.7	mm
r_1,2	min.	0.3	mm

Abutment dimensions

d_a	min.	22	mm
D_a	max.	35	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	6.37	kN
Basic static load rating	C₀	3.65	kN
Fatigue load limit	P_u	0.156	kN
Reference speed		43000	r/min
Limiting speed		26000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	14.7

Mass

Mass bearing

0.037

Model Number: 61904
Inner Diameter：20mm Outer Diameter：37mm Width：9mm
Reference speed:26000 r/min Limiting speed:43000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-07-27
Application:Polymer,marine analysis,power protection,casting embedding,stirrer,laser devices,Hydraulic Press,vertical processing,gear type,Processing machinery,enzyme
Similar models:61904-2RZ W 61904-2RS1 61904-2RS1 W 61904-2Z W 61904 R W 61904 W 61904 R-2Z W 61904-2RZ 61904
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Model No. Inner Diameter Outer Diameter Width Type

14423
FSAF 22520 x 3.3/8 T
GE 60 TXE-2LS
HM 88542/510
IR 110x125x40

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Hot number： 13726 1700553 314 46x59x12 HMS5 V 683/672 7006 ACB/HCP4A 71948 CD/P4AL 76.7x99.3x15.1 TP 89320 M 900 VA R BGSB 358235 NNU 41/1320 K30M/W33 NUP 317 ECJ OKC 980 W 638

Model No.	Inner Diameter	Outer Diameter	Width	Type
14423
FSAF 22520 x 3.3/8 T
GE 60 TXE-2LS
HM 88542/510
IR 110x125x40