d - 17 mm

D - 30 mm

B - 18 mm

F - 22 mm

r_1,2 - min. - 0.3 mm

d_a - min. - 19 mm

D_a - max. - 28 mm

r_a - max. - 0.3 mm

Basic dynamic load rating, radial direction - C - 11.4 kN

Basic static load rating, radial direction - C₀ - 16.3 kN

Basic dynamic load rating, axial direction - C - 2.2 kN

Basic static load rating, axial direction - C₀ - 2.7 kN

Fatigue load limit, radial direction - P_u - 2 kN

Fatigue load limit, axial direction - P_u - 0.116 kN

Reference speed - 18000 r/min

Limiting speed - 20000 r/min

Mass bearing - 0.056 kg

• Model Number:NKIA 5903
• Inner Diameter：30mm Outer Diameter：17mm Width：18mm
• Type：Cylindrical Roller Bearings
• Update date：2026-01-14
• Application:suction nozzle,chamfering machine etc,climb ladder,marine analysis and testing equipment,sleep monitoring,Rolling mill gear box,electronic components,small diesel generators,Broadcasting System,hydraulic cylinder,gear type
• Similar models:SKF NKIA5903 SKF NKIB5903
• BEARING POWER International Trading Co.,Ltd. specialize in NKIA5903 products，there is large inventory of SKF NKIA 5903 . We has been built up long-term cooperation with SKF company, could make a bulk order of the NKIA 5903 Which SKF NKIA5903 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
  29488-M	440	780	206	NKE	Thrust Roller Bearings
  308W	40	90	23	Timken	Deep Groove Ball Bearings
  32008JR	40	68	19	KOYO	Tapered Roller Bearings
  5312ZZ	60	130	54	CYSD	Angular Contact Ball Bearings
  6338	190	400	78	ISO	Deep Groove Ball Bearings
  7218C	90	160	30	NTN	Angular Contact Ball Bearings
  AR140-28	140	225	68	NSK	Tapered Roller Bearings
  FTO7	6,35	21,438	9,525	INA	Thrust Ball Bearings
  NA3080	80	125	38	Timken	Needle Roller Bearings
  NNU6021	105	160	100	CX	Cylindrical Roller Bearings
  NU 306 ECML	72	30	19	SKF	Thrust Ball Bearings
  NU1052-E-M6+HJ1052-E	260	400	65	NKE	Cylindrical Roller Bearings
  PCM 303440 M	30	34	40	SKF	Plain Bearings
  RNAO-60×75×46ZW	60	68	46	NTN	Needle Roller Bearings
  TAM 3830	38	48	30	IKO	Needle Roller Bearings
  MR-26			1.2500	McGill	NEEDLE BEARINGS
  H304	20	32		STEYR	ADAPTERS
  GE-60UK-2RS	60	90	44	INA	SPHERICAL PLAIN BEARINGS
  IR-12x18x16	12		16	CONSOLIDATED	NEEDLE BEARINGS
  2284	4.6250	5.9970		CONSOLIDATED	THRUST BALL BEARINGS