d - 20 mm

D - 52 mm

B - 15 mm

C - 15 mm

a - 25.2 mm

r min. - 1.1 mm

da min. - 27.0 mm

Da max. - 45 mm

ra max. - 1 mm

Weight - 0.179 Kg

Basic dynamic load rating (C) - 27.4 kN

Basic static load rating (C0) - 18.1 kN

(Grease) Lubrication Speed - 11000 r/min

(Oil) Lubrication Speed - 15000 r/min

• Model Number: 6304BI
• Inner Diameter：20mm Outer Diameter：52mm Width：15mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-16
• Application:Pneumatic Actuator,surgical instruments,marine test,medical equipment,tapping machine,surgical instruments,outdoor equipment,office outdoor camping equipment,directional control valve,sample cup,multi-knife lathe
• Similar models:KOYO 6304BI
• BEARING POWER International Trading Co.,Ltd. specialize in 6304BI products，there is large inventory of KOYO 6304BI . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 6304BI Which KOYO 6304BI 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
  202-KRR	15	35	14,4	INA	Deep Groove Ball Bearings
  30319	95	200	49.5	NACHI	Tapered Roller Bearings
  323136E1	180	300	96	NTN	Tapered Roller Bearings
  370A/362A	50,8	88,9	20,638	FBJ	Tapered Roller Bearings
  61836	180	225	22	FAG	Deep Groove Ball Bearings
  62210-2RS	50	90	23	CX	Deep Groove Ball Bearings
  6308-2RS	40	90	23	CYSD	Deep Groove Ball Bearings
  6319-2Z	95	200	45	ZEN	Deep Groove Ball Bearings
  71912 CB/HCP4A	85	60	13	SKF	Angular Contact Ball Bearings
  7209B	45	85	19	FBJ	Angular Contact Ball Bearings
  LD202-2RS	15	40	11	AST	Deep Groove Ball Bearings
  NJ318E	90	190	43	CYSD	Cylindrical Roller Bearings
  NJ206E	30	62	16	CYSD	Cylindrical Roller Bearings
  NU10/750	750	1090	150	CX	Cylindrical Roller Bearings
  21310VCSJ	50	110	27	Torrington	SPHERICAL ROLLER BEARINGS
  2208E/TG	40	80	23	STEYR	SELF
  LT-1B				RHP	THRUST BALL BEARINGS
  HJ-310	50		8	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  87424				CONSOLIDATED	THRUST ROLLER BEARINGS
  CRHSBC-56	1.7500	3.5000	2.0000	CONSOLIDATED	NEEDLE BEARINGS