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 - 14000 r/min

• Model Number: 6903-2NSE
• Inner Diameter：17mm Outer Diameter：30mm Width：7mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-24
• Application:Gear grinding machine,car and accessories,Industry,Generator,extruder,SPA equipment,Industrial,Vertical machining,wall industry,electric hydraulic lifting platform,security
• Similar models:NACHI 6903ZENR NSK 6903ZZ NSK 6903 KOYO 6903Z NACHI 6903NR KOYO 6903 KBC 6903 NACHI 6903NSE CYSD 6903NR KOYO 6903-2RS
• BEARING POWER International Trading Co.,Ltd. specialize in 6903-2NSE products，there is large inventory of NACHI 6903-2NSE . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 6903-2NSE Which NACHI 6903-2NSE 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
  2311K	55	120	43	ISO	Self-Aligning Ball Bearings
  32213U	65	120	32,75	NTN	Tapered Roller Bearings
  33210JR	50	90	32	KOYO	Tapered Roller Bearings
  53308	40	78		CX	Thrust Ball Bearings
  82576/82931	146,05	236,538	57,15	Timken	Tapered Roller Bearings
  850/832	88,9	168,275	53,975	NSK	Tapered Roller Bearings
  F-94251.2	23	28	31	INA	Needle Roller Bearings
  HCB7224-C-T-P4S	120	215	40	FAG	Angular Contact Ball Bearings
  NH305	25	62	17	ISO	Cylindrical Roller Bearings
  RASEY25-N	25		36	NKE	Bearing Units
  RN207-E-MPBX	35	64	17	FAG	Cylindrical Roller Bearings
  SY 1.1/2 TF	38,1			SKF	Bearing Units
  ZARF 3080 TN	30	80	18	NBS	Complex Bearings
  1115	110	75		Aetna	THRUST BALL BEARINGS
  080420	.5000	1.0000	1.2500	BAL	JOURNAL ROLLER ASSEMBLIES
  BA1412ZOH			.7500	IKO	NEEDLE BEARINGS
  DLR85				RIV	THRUST BALL BEARINGS WITH SPHERICAL SEATING RINGS
  FR-15	.3125	.8437		NICE	THRUST BALL BEARINGS
  RA-106-103	1.1875	2.4409	.6299	CONSOLIDATED	BALL BEARINGS
  514/800				CONSOLIDATED	THRUST BALL BEARINGS