d - 17 mm

D - 40 mm

T - 13.25 mm

B - 12 mm

C - 11 mm

a - 9.8 mm

r1 min. - 1 mm

r2 min. - 1 mm

r3 min. - 1 mm

r4 min. - 1 mm

Weight - 0.079 Kg

Basic dynamic load rating (C) - 20,7 kN

Basic static load rating (C0) - 20,6 kN

(Grease) Lubrication Speed - 9500 r/min

(Oil) Lubrication Speed - 13000 r/min

Calculation factor (e) - 0.35

Calculation factor (Y) - 1.7

Calculation factor (Y0) - 0.96

• Model Number:30203J
• Inner Diameter：17mm Outer Diameter：40mm Width：13.25mm
• Type：Tapered Roller Bearings
• Update date：2025-12-12
• Application:extruder,Industrial Adhesive,gear grinding machine,light therapy instrument,Performance test,medical treatment,Traffic Fire Protection Equipment Security equipment,tube,diving equipment,Dental Drill etc,Automobile
• Similar models:NTN 30203 NTN 4T-30203 SNR 30203A Timken X30203/Y30203 NKE 30203 FBJ 30203 KBC 30203J CX 30203A Fersa 30203F CYSD 30203
• BEARING POWER International Trading Co.,Ltd. specialize in 30203J products，there is large inventory of KBC 30203J . We has been built up long-term cooperation with KBC company, could make a bulk order of the 30203J Which KBC 30203J 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
  22206AEXK	30	62	20	NACHI	Cylindrical Roller Bearings
  24781R/24720	41,275		23,02	KOYO	Tapered Roller Bearings
  239756B	289	380	120	KOYO	Thrust Ball Bearings
  293/530 EM	800	530	160	SKF	Thrust Roller Bearings
  6010-RS	50	80	16	ISB	Deep Groove Ball Bearings
  6902DD	15	28	7	NSK	Deep Groove Ball Bearings
  699ZZ	9	20	6	KOYO	Deep Groove Ball Bearings
  HTA921DB	105	145	18	NTN	Angular Contact Ball Bearings
  HM231132/HM231110	139,7	236,538	57,15	NSK	Cylindrical Roller Bearings
  HM262748/10	346,075	488,95	95,249	ISO	Tapered Roller Bearings
  NCF28/630-V	630	739	88	NKE	Cylindrical Roller Bearings
  NU20/560	560	820	150	CX	Cylindrical Roller Bearings
  NUP330	150	320	65	ISO	Cylindrical Roller Bearings
  SF6807DF	340,000	479,500	130,000	NTN	Angular Contact Ball Bearings
  SL045019	95	145	67	ISO	Cylindrical Roller Bearings
  6313-2ZNR	65	140	33	FAG	DEEP GROOVE BALL BEARINGS
  921	155	105		SKF	THRUST BALL BEARINGS
  X-4	4	10	3	SKF	DEEP GROOVE BALL BEARINGS
  6319Z	95	200	45	STEYR	DEEP GROOVE BALL BEARINGS
  GE-50ES-2RS	50	75	35	CONSOLIDATED	SPHERICAL PLAIN BEARINGS