d - 17 mm

D - 30 mm

B - 7 mm

C - 7 mm

Weight - 0,018 Kg

Basic dynamic load rating (C) - 4,36 kN

Basic static load rating (C0) - 2,32 kN

(Grease) Lubrication Speed - 22000 r/min

(Oil) Lubrication Speed - 26000 r/min

• Model Number: 61903
• Inner Diameter：17mm Outer Diameter：30mm Width：7mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-11
• Application:Film machine,instrumentation instrument,hinge industry,lifting upgrade,sleep monitoring,walking Food processing machinery and equipment,Internal thread type,Medical room equipment,pressure control valve,teaching equipment,Logistics Equipment
• Similar models:ISB 61903-ZZ ZEN 61903 NKE 61903 SKF 61903 ZEN 61903-Z.T9H.C3 CX 61903ZZ NKE 61903-2Z FAG 61903 ZEN S61903-2Z SKF 61903-2RZ
• BEARING POWER International Trading Co.,Ltd. specialize in 61903 products，there is large inventory of CX 61903 . We has been built up long-term cooperation with CX company, could make a bulk order of the 61903 Which CX 61903 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
  25572/25520	38,1	82,931	23,812	CX	Tapered Roller Bearings
  293/530-E-MB	530	800	160	FAG	Thrust Roller Bearings
  3779/3720	47,625	93,264	30,162	Timken	Tapered Roller Bearings
  89317	85	150		CX	Thrust Roller Bearings
  BTM202725	20	27	25	KOYO	Needle Roller Bearings
  E-4R10603	530	700	540	NTN	Cylindrical Roller Bearings
  EE430888/431575	225,425	400,05	88,9	KOYO	Tapered Roller Bearings
  GYAE25RR	25	52	28,2	Timken	Deep Groove Ball Bearings
  HB80 /S/NS 7CE3	80	110	16	SNFA	Angular Contact Ball Bearings
  JLM104948/JLM104910	50	82	21,5	FBJ	Tapered Roller Bearings
  NJ2214 EM	70	125	31	AST	Cylindrical Roller Bearings
  NU340	200	420	80	KOYO	Cylindrical Roller Bearings
  NUP307	35	80	21	FAG	CYLINDRICAL ROLLER BEARINGS
  23230CC	150	270	96	SKF	SPHERICAL ROLLER BEARINGS
  RM-5	.6250	1.8125	.6250	FBC	SELF
  NKIB5902	15	28	18	SKF	NEEDLE BEARINGS
  634LLU	4	16	5	NTN	DEEP GROOVE BALL BEARINGS
  FPCC404	4.2500	5.0000	.3750	SKF	DEEP GROOVE BALL BEARINGS
  MM85BS150P/4	85	150	28	CONSOLIDATED	ANGULAR CONTACT BALL SCREW SUPPORT BEARINGS
  NJ-1084	420	620	90	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS