d - 17 mm

D - 40 mm

T - 13,25 mm

B - 12 mm

C - 11 mm

a - 10,1 mm

r min. - 1 mm

r2 min. - 1 mm

da min. - 22,5 mm

da max - 23 mm

Da min - 33 mm

Da max. - 34,5 mm

Db min. - 37 mm

ra max. - 1 mm

rb max. - 1 mm

Weight - 0,081 Kg

Basic dynamic load rating (C) - 20,8 kN

Basic static load rating (C0) - 20,7 kN

(Grease) Lubrication Speed - 10000 r/min

(Oil) Lubrication Speed - 14000 r/min

Calculation factor (e) - 0,35

Calculation factor (Y0) - 0,96

Calculation factor (Y1) - 1,74

• Model Number: 30203JR
• Inner Diameter：17mm Outer Diameter：40mm Width：13,25mm
• Type：Tapered Roller Bearings
• Update date：2025-12-15
• Application:Rolling mill gear box,switch,joint protection,pump,blood cell reagent,container finishing,preservation equipment,Other machinery,Vacuum generator,animal,diving equipment
• Similar models:Timken X30203/Y30203 NACHI E30203J KOYO HC30203JRZRS1 CX 30203A NKE 30203 ZVL 30203A CYSD 30203 KBC 30203J NTN 30203 SNR 30203A
• BEARING POWER International Trading Co.,Ltd. specialize in 30203JR products，there is large inventory of KOYO 30203JR . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 30203JR Which KOYO 30203JR 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
  18200/18337	50,8	85,725	19,05	CX	Tapered Roller Bearings
  2216K+H316	80	140	33	ISO	Self-Aligning Ball Bearings
  313KDD	65	140	33	Timken	Deep Groove Ball Bearings
  3199/3120-B	31.75	72,626	29,997	Timken	Tapered Roller Bearings
  7018	90	140	24	NTN	Angular Contact Ball Bearings
  713611570				FAG	Wheel Bearings
  7320T1DT+16P5	100	215	110	NTN	Angular Contact Ball Bearings
  7410 ADB	50	130	62	ISO	Angular Contact Ball Bearings
  ARX55X80X16	55,000	80,000	16,000	NTN	Needle Roller Bearings
  HUB005-36	30	67		NTN	Angular Contact Ball Bearings
  EE234160/234221D+X3S-234160	406,4	558,8	146,05	Timken	Tapered Roller Bearings
  L853049/L853010	276,225	352,425	36,513	KOYO	Tapered Roller Bearings
  MH-16241	25,4	33,338	38,1	NSK	Needle Roller Bearings
  NU217-E-TVP2	85	150	28	FAG	Cylindrical Roller Bearings
  NU334-E-MA6	170	360	72	NKE	Cylindrical Roller Bearings
  NUP18/1320	1320	1600	122	ISO	Cylindrical Roller Bearings
  UCX10-31L3	49,2125	100	55,6	KOYO	Deep Groove Ball Bearings
  H-160	2.5000	5.0000	2.7500	RBC	NEEDLE BEARINGS
  LF-630	3	6	2	NMB	DEEP GROOVE BALL BEARINGS
  LS-27	9.0000	14.5000	2.0000	FED	DEEP GROOVE BALL BEARINGS