d - 17 mm

D - 47 mm

B - 14 mm

C - 14 mm

Angle (α) - 40 °

a - 20,5 mm

r min. - 1 mm

r1 min. - 0,6 mm

da min. - 22,5 mm

db min - 21,5 mm

ra max. - 1 mm

Weight - 0,109 Kg

Basic dynamic load rating (C) - 14,8 kN

Basic static load rating (C0) - 8 kN

(Grease) Lubrication Speed - 15 000 r/min

(Oil) Lubrication Speed - 20 000 r/min

• Model Number: 7303B
• Inner Diameter：17mm Outer Diameter：47mm Width：14mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-17
• Application:Polymer,education model Instruments,Surveying Surveying Instruments,orthodontic material,Tool,chemical instruments,chuck industry,shoe-making machinery,motor,safety testing,drawing die
• Similar models:Timken 7303W KOYO 7303 ISB 7303B NTN 7303BDB ISO 7303A KBC 7303B CYSD 7303BDT SKF 7303BE-2RZP CX 7303A-UX NACHI 7303DF
• BEARING POWER International Trading Co.,Ltd. specialize in 7303B products，there is large inventory of NTN 7303B . We has been built up long-term cooperation with NTN company, could make a bulk order of the 7303B Which NTN 7303B 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
  51138X	190	240	37	NSK	Thrust Ball Bearings
  63/28NR	28	68	18	NTN	Deep Groove Ball Bearings
  EE114080/114161D+A	203,2	406,4	196,85	NTN	Tapered Roller Bearings
  71964 CTBP4	320	440	56	CX	Angular Contact Ball Bearings
  7311 ADT	55	120	58	ISO	Angular Contact Ball Bearings
  81105 TN	42	25	11	SKF	Thrust Roller Bearings
  DAC4072W-10CS74	40	72	36	KOYO	Angular Contact Ball Bearings
  F61705-2RS	25	32	4	ZEN	Deep Groove Ball Bearings
  KR 72 XB	24	72	80	SKF	Cylindrical Roller Bearings
  LBB 20 UU	31,75			AST	Linear Bearings
  NF260	300	476	85	NTN	Cylindrical Roller Bearings
  NU 2313	65	140	48	NACHI	Cylindrical Roller Bearings
  SM1104K	31.75	72	37,7	Timken	Deep Groove Ball Bearings
  HK2820	35		20	FAG	NEEDLE BEARINGS
  NA4903	17	30	13	FAG	NEEDLE BEARINGS
  TWA1018	.6250	1.1250		INA	THRUST NEEDLE BEARINGS
  NA4910.2RS	50	72	22	Torrington	NEEDLE BEARINGS
  FPAF1200	12.0000	13.5000	.7500	SKF	ANGULAR CONTACT BALL BEARINGS
  SUCTF210-32	2.0000			PTI	THERMOPLASTIC PILLOW BLOCKS
  GEZ-208ES	2.5000	3.9375	2.1875	CONSOLIDATED	SPHERICAL PLAIN BEARINGS