Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF 61904-2RS1

61904-2RS1

Dimensions

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

Abutment dimensions

d_a	min.	22	mm
d_a	max.	23	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
Limiting speed		12000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	14.7

Mass

Mass bearing

0.038

Model Number: 61904-2RS1
Inner Diameter：20mm Outer Diameter：37mm Width：9mm
Reference speed:12000 r/min Limiting speed:r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-04-19
Application:die casting mold,car steering pin,Embroidery,centrifugal pump,chamfer,Solenoid Valves,powder metallurgy,Beauty and Body,auto tools,plastic rolling,altimeter etc
Similar models:W 61904 W 61904-2Z W 61904-2RZ 61904-2RS1 W 61904 R-2Z W 61904-2RS1 61904-2RZ W 61904 R 61904
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Model No.	Inner Diameter	Outer Diameter	Width	Type
31177	79.375	104.78	9.53	Seals
32x44x7 HMS5 V	32	44	7	Seals
35x55x8 HMS5 V	35	55	8	Seals
45150	114.3	158.75	12.7	Seals
50x90x8 CRW1 R	50	90	8	Seals
51134 M	170	215	34	Bearings, units and housings
6215 NR	75	130	25	Bearings, units and housings
71922 ACB/P4A	110	150	20	Bearings, units and housings
AOH 30/530	500	530	230	Bearings, units and housings
TQO design	355.6	482.6	-	Bearings, units and housings
SHT 110	110	-	-	Coupling systems
SSAFS 22530 T	131.7625	-	-	Bearings, units and housings

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