d - 17 mm

D - 30 mm

B - 7 mm

C - 7 mm

r min. - 0.3 mm

da min. - 19 mm

Da max. - 28 mm

ra max. - 0.3 mm

Weight - 0.018 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 - 29000 r/min

• Model Number: 6903ZE
• Inner Diameter：17mm Outer Diameter：30mm Width：7mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-16
• Application:Hydraulic Couplings,Medium and large motor,spreader series,Digital Generator,wheel lathe,spectrometer,Machine Tool Accessories,rolling machine,casting embedding,sanitation facilities,CNC
• Similar models:PFI 6903-2RSC3 NACHI 6903NR NSK 6903VV KBC 6903DD NSK 6903L11-H-20 CYSD 6903-ZZ NTN 6903 NTN 6903ZZ FBJ 6903-2RS NSK 6903NR
• BEARING POWER International Trading Co.,Ltd. specialize in 6903ZE products，there is large inventory of NACHI 6903ZE . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 6903ZE Which NACHI 6903ZE 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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  LM503348/310	45,2	77,8	19,8	SNR	Tapered Roller Bearings
  LT5/16B	7,9375	25,4	13,49375	RHP	Thrust Ball Bearings
  NA4918	90	125	35	KOYO	Needle Roller Bearings
  NH202	15	35	11	ISO	Cylindrical Roller Bearings
  NLJ5/8	15,875	39,6875	11,1125	RHP	Self-Aligning Ball Bearings
  NN3044KC9NAP4	220	340	90	NTN	Cylindrical Roller Bearings
  SM1108KS	38,1	88	42,86	Timken	Deep Groove Ball Bearings
  NKS20	32		20	SKF	NEEDLE BEARINGS
  GAC40F	40	68	18	SKF	SPHERICAL PLAIN BEARINGS
  RV719	7	19	6	RMB	DEEP GROOVE BALL BEARINGS
  51176				CONSOLIDATED	THRUST BALL BEARINGS
  95336	.7500	1.3750	2.2500	CONSOLIDATED	JOURNAL ROLLER ASSEMBLIES