d - 17 mm

D - 47 mm

B - 19 mm

C - 19 mm

r min. - 1 mm

da min. - 22 mm

Da max. - 42 mm

ra max. - 1 mm

Weight - 0.171 Kg

Basic dynamic load rating (C) - 16.5 kN

Basic static load rating (C0) - 15.0 kN

(Grease) Lubrication Speed - 9400 r/min

(Oil) Lubrication Speed - 13000 r/min

Calculation factor (f0) - 13.7

• Model Number: 4303
• Inner Diameter：17mm Outer Diameter：47mm Width：19mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-17
• Application:Broadcasting System,hydraulic pump,insect experimental analysis instrument,tooth filling,Seals,X-ray Equipment,cleaning agent,stacker lift platform,packing equipment,die casting mold,teaching equipment
• Similar models:CYSD 4303 KOYO 4303 FBJ 4303 SNR AB43031S01 CX 4303 FAG 4303-B-TVH ISB 4303ATN9 FBJ 4303-2RS SNR AB43030S01 ISO 4303-2RS
• BEARING POWER International Trading Co.,Ltd. specialize in 4303 products，there is large inventory of KOYO 4303 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 4303 Which KOYO 4303 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	Brand	Type
  1726210-2RS1	90	50	20	SKF	Deep Groove Ball Bearings
  23034EMKW33	170,000	260,000	67,000	SNR	Thrust Roller Bearings
  32248DF	240	440	254	NTN	Tapered Roller Bearings
  33213	65	120	41	CRAFT	Tapered Roller Bearings
  51108V/HR22T2	40	60	13	SKF	Thrust Ball Bearings
  54322U+U322	113			CX	Thrust Ball Bearings
  7007 CB/HCP4A	35	62	14	SKF	Angular Contact Ball Bearings
  7007UG/GNP4	35	62	14	NTN	Angular Contact Ball Bearings
  AR 14 60 110	60	110	14	Timken	Needle Roller Bearings
  DE3011	150,000	225,000	70,000	NTN	Angular Contact Ball Bearings
  L521949/L521910	107.950	146.050	21.433	NACHI	Tapered Roller Bearings
  NNU4926 V	130	180	50	ISO	Cylindrical Roller Bearings
  UCPA211	55			CX	Bearing Units
  MS-8-FF	.7500	2.0000	.6875	FED	DEEP GROOVE BALL BEARINGS
  95516	1.0000	1.6250	1.0000	BERLISS	JOURNAL ROLLER ASSEMBLIES
  NJ2224	120	215	58	STEYR	CYLINDRICAL ROLLER BEARINGS
  477611	55	120	29	New Departure	DEEP GROOVE BALL BEARINGS
  3264	580	320	92	New Departure	DEEP GROOVE BALL BEARINGS
  J-228			.5000	Torrington	NEEDLE BEARINGS
  6222.2Z	110	200	38	STEYR	DEEP GROOVE BALL BEARINGS