d - 20 mm

D - 52 mm

B - 21 mm

C - 21 mm

r min. - 1.1 mm

da min. - 26.5 mm

Da max. - 45.5 mm

ra max. - 1 mm

Weight - 0.227 Kg

Basic dynamic load rating (C) - 19.5 kN

Basic static load rating (C0) - 17.0 kN

(Grease) Lubrication Speed - 8300 r/min

(Oil) Lubrication Speed - 11000 r/min

Calculation factor (f0) - 13.5

• Model Number: 4304
• Inner Diameter：20mm Outer Diameter：52mm Width：21mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-21
• Application:joint protection,security equipment,Machine Tool Accessories,sewage pump,non-motor vehicle Electric car,hot and cold box,other accessories,Logistics Equipment,electromagnet,hook,EEG
• Similar models:CX 4304-2RS SNR 4304A FBJ 4304 ISB 4304ATN9 FBJ 4304ZZ SKF 4304ATN9 CX 4304 CYSD 4304 ISO 4304 FBJ 4304-2RS
• BEARING POWER International Trading Co.,Ltd. specialize in 4304 products，there is large inventory of KOYO 4304 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 4304 Which KOYO 4304 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.

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  6000SS	10	26	8	NMB	Deep Groove Ball Bearings
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  FY1/4	.2500	.6250	.1960	SKF	DEEP GROOVE BALL BEARINGS
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  RNA-4907	55		20	CONSOLIDATED	NEEDLE BEARINGS