d - 17 mm

D - 47 mm

B - 14 mm

C - 14 mm

a - 2,46 mm

b - 1,5 mm

f - 1,07 mm

r min. - 1 mm

r0 max. - 0,4 mm

r1 min. - 0,5 mm

D1 - 44,6 mm

D2 - 52,7 mm

da min. - 22 mm

Da max. - 42 mm

Weight - 0,115 Kg

Basic dynamic load rating (C) - 13,6 kN

Basic static load rating (C0) - 6,65 kN

(Grease) Lubrication Speed - 15000 r/min

(Oil) Lubrication Speed - 18000 r/min

Calculation factor (f0) - 12,4

• Model Number: 6303NR
• Inner Diameter：17mm Outer Diameter：47mm Width：14mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-10
• Application:Vertical pull,hardware,Plastic molding,beverage production,other rubber,Generator,Pneumatic Actuator,sleep monitoring,Vacuum generator,safety testing,medical equipment
• Similar models:SKF 6303-2ZNR NSK 6303T1XZZ CYSD 6303-2RS AST 6303 NACHI 6303ZE ISB 6303N ZEN P6303-GB NTN-SNR 6303 CX 6303 Fersa 6303
• BEARING POWER International Trading Co.,Ltd. specialize in 6303NR products，there is large inventory of KOYO 6303NR . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 6303NR Which KOYO 6303NR 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.

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  2LA-BNS915LLBG/GNP42	75	105	16	NTN	Angular Contact Ball Bearings
  32230J2/DF	150	270	154	SKF	Tapered Roller Bearings
  4T-CRI0569	27	52	45	NTN	Tapered Roller Bearings
  51240 M	200	280	62	ISB	Thrust Ball Bearings
  7028 ACD/P4A	210	140	33	SKF	Angular Contact Ball Bearings
  C 4134 K30V + AH 24134	280	160	125	SKF	Cylindrical Roller Bearings
  ESPFT205	25			SNR	Bearing Units
  K40X45X22	40,000	45,000		NTN	Needle Roller Bearings
  NJ2322-VH	110	240	80	NKE	Cylindrical Roller Bearings
  NF3228	140	250	88	ISO	Cylindrical Roller Bearings
  NNU4928	140	190	50	CX	Cylindrical Roller Bearings
  NU 1010 ECP	80	50	16	SKF	Thrust Ball Bearings
  NU19/710-TB-M1	710	950	106	FAG	Cylindrical Roller Bearings
  PW42780040CS	42	78	40	PFI	Angular Contact Ball Bearings
  USEHE206	30			SNR	Bearing Units
  AHX3219	95	90		FAG	WITHDRAWAL SLEEVES
  20B	95	200	45	RIV	DEEP GROOVE BALL BEARINGS
  NA-4844	220	270	50	CONSOLIDATED	NEEDLE BEARINGS