Bearings, units and housings -- Ball bearings -- Self-aligning ball bearings -- Self-aligning ball bearings -- SKF 2303 M

2303 M

Dimensions

d		17	mm
D		47	mm
B		19	mm
d₁	≈	26.15	mm
D₁	≈	37.2	mm
r_1,2	min.	1	mm

Abutment dimensions

d_a	min.	22.6	mm
D_a	max.	41.4	mm
r_a	max.	1	mm

Calculation data

Basic dynamic load rating	C	14.3	kN
Basic static load rating	C₀	3.55	kN
Fatigue load limit	P_u	0.19	kN
Reference speed		30000	r/min
Limiting speed		22000	r/min
Permissible angular misalignment	a	3	°
Calculation factor	k_r	0.05
Calculation factor	e	0.52
Calculation factor	Y₀	1.3
Calculation factor	Y₁	1.2
Calculation factor	Y₂	1.9

Mass

Mass bearing

0.18

Model Number: 2303 M
Inner Diameter：17mm Outer Diameter：47mm Width：19mm
Reference speed:22000 r/min Limiting speed:30000 r/min
Type：Bearings, units and housings Ball bearings Self-aligning ball bearings Self-aligning ball bearings
Details： Self-aligning ball bearings
Update date：2026-04-16
Application:Spectrum Products,plastic molding,Hairbrush device,heating fans,extruder,key lock,food sterilization,car steering pin,marine analysis and testing equipment,insect experimental analysis instrument,Power equipment
Similar models:SAFS 23034 KAT x 6 SAF 23032 KATLC x 5.3/8 SAF 23038 KA x 7 SSAFS 23038 KAT x 6.7/8 SAF 23034 KATLC x 5.15/16 BD-23032 CCK/W33-AH 3032 23032 CCK/W33 SAF 23038 KA x 6.13/16 SSAFS 23034 KAT x 5.13/16 SAF 23030 KAT x 5.1/8
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Model No.	Inner Diameter	Outer Diameter	Width	Type
30326T142/DB	130	280	-	Bearings, units and housings
52447	133.35	158.75	12.7	Seals
61926	130	180	24	Bearings, units and housings
71924 CB/P4AL	120	165	22	Bearings, units and housings
99861	56.642	64.2874	15.875	Seals
BT4B 328100/HA4	1070	1400	-	Bearings, units and housings
NATR 30	30	62	28	Bearings, units and housings
NNCF 4980 CV	400	540	140	Bearings, units and housings
NU 1088 MA	440	650	94	Bearings, units and housings
PSM 152030 A51	15	20	30	Bearings, units and housings
SAF 23028 KAT x 4.13/16	122.2375	-	-	Bearings, units and housings
SSAFS 22518 x 3.1/16 T	77.7875	-	-	Bearings, units and housings

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Hot number： 16100 22x47x7 HMS5 RG 32932 7322 BECBP C 3030 V D/W R1-4 R FYWK 508 Y GE 35 CJ2 RN-4x11.8 BF/G2 RNU 2203 ECP SAF 1510 x 1.3/4 T SAFS 22534 x 5.13/16 T SIL 25 ESX-2LS SSAFS 23026 KA x 4.7/16 SYWK 15/16 YTA