Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF 4304 ATN9

4304 ATN9

Dimensions

d		20	mm
D		52	mm
B		21	mm
d₁	≈	31.8	mm
D₁	≈	42.2	mm
r_1,2	min.	1.1	mm

Abutment dimensions

d_a	min.	27	mm
D_a	max.	45	mm
r_a	max.	1	mm

Calculation data

Basic dynamic load rating	C	23.4	kN
Basic static load rating	C₀	16	kN
Fatigue load limit	P_u	0.68	kN
Reference speed		22000	r/min
Limiting speed		12000	r/min
Calculation factor	k_r	0.06
Calculation factor	f₀	13.1

Mass

Mass bearing

0.21

Model Number: 4304 ATN9
Inner Diameter：20mm Outer Diameter：52mm Width：21mm
Reference speed:12000 r/min Limiting speed:22000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-04-16
Application:filter paper products,tower crane,dynamic blood pressure,steam Hydraulic control element,Medium and large motor,diving equipment,cooling system,Dental Drill etc,shoe-making machinery,vacuum suction cup,pneumatic Pump
Similar models:4304 ATN9
BEARING POWER International Trading Co.,Ltd. specialize in 4304ATN9 products，there is large inventory of SKF 4304 ATN9 Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 4304 ATN9 Which SKF 4304ATN9 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

Model No.	Inner Diameter	Outer Diameter	Width	Type
306	30	72	19	Bearings, units and housings
401004	90	-	-	Seals
51311	55	105	35	Bearings, units and housings
67515	171.45	203.2	12.7	Seals
99452	115	127	23.8252	Seals
81234 M	170	240	55	Bearings, units and housings
BT2B 332911 B/HB1	447.675	635	-	Bearings, units and housings
BD-C 30/900 KMB-AOH 30/900	850	1280	280	Bearings, units and housings
GEP 400 FS	400	580	280	Bearings, units and housings
HN 1412	14	20	12	Bearings, units and housings
NNC 4864 CV	320	400	80	Bearings, units and housings
PCM 160165100 M	160	165	100	Bearings, units and housings

Purchase the SKF 4304 ATN9 Please fill in the following

Hot number： 122590 18808 415000 728 ACD/HCP4A IR 200x220x50 IR 30x35x17 NNCF 5032 CV NUB 220 ECJ NUKR 72 XA PSM 606850 A51 RNA 6906 SAW 23524 x 4.1/4 T SNL 519 TURU YAR 205-100-2RFGR/HV YAR 206-103-2FW/VA201