d - 17 mm

D - 30 mm

B - 7 mm

C - 7 mm

r - 0.3 mm

Weight - 0.017 Kg

Basic dynamic load rating (C) - 4,6 kN

Basic static load rating (C0) - 2,55 kN

(Grease) Lubrication Speed - 24000 r/min

(Oil) Lubrication Speed - 28000 r/min

• Model Number: 6903
• Inner Diameter：17mm Outer Diameter：30mm Width：7mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-14
• Application:horizontal processing,container finishing,Rolling mill,machine tool spindle,Rolling mill gear box,industrial skin care,universal category,construction machinery and equipment,Vertical pull,reinforced machinery,Spectrum Products
• Similar models:NSK 6903L11 CYSD 6903-RZ NACHI 6903-2NSE NACHI 6903N CYSD 6903-2RZ NTN 6903N NACHI 6903NR NTN 6903ZZ NSK 6903L11-H-20ZZ ISB F6903ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in 6903 products，there is large inventory of KBC 6903 . We has been built up long-term cooperation with KBC company, could make a bulk order of the 6903 Which KBC 6903 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
  20311 KC	55	120	29	CX	Spherical Roller Bearings
  29492	460	800	206	NTN	Thrust Roller Bearings
  AU0818-1LXL/L260	38	74	40	NTN	Angular Contact Ball Bearings
  42TAD20	42	68	36	NACHI	Thrust Ball Bearings
  5304-2RS	20	52	22.2	KOYO	Angular Contact Ball Bearings
  53308 U 308	40	78	28,5	ISB	Thrust Ball Bearings
  60/500	500	720	100	CX	Deep Groove Ball Bearings
  8507	35,000	72,000	21,000	NTN	Deep Groove Ball Bearings
  87762/87111	193,675	282,575	50,8	NSK	Cylindrical Roller Bearings
  CRF-608 2RSA	8,000	22,000	7,000	CRAFT	Wheel Bearings
  FWF-222611	22	26		NSK	Needle Roller Bearings
  NU38/500	500	620	90	ISO	Cylindrical Roller Bearings
  SYJ 65 KF+SYJ 513	60			SKF	Bearing Units
  TAF 354530/SG	35	45	30	IKO	Needle Roller Bearings
  UCFL212E	60			FYH	Bearing Units
  UKF310	45			KOYO	Bearing Units
  UKTX15+H2315	65			NACHI	Bearing Units
  XLS-81/4	8.2500	11.0000	1.3750	FED	DEEP GROOVE BALL BEARINGS
  626	6	19	6	SKF	DEEP GROOVE BALL BEARINGS
  718/900	900	1090	85	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS