d - 40 mm

Fw - 48 mm

D - 62 mm

B - 22 mm

C - 22 mm

r5 min. - 0,6 mm

S - 1,5 mm

Weight - 0,248 Kg

Basic dynamic load rating (C) - 44,2 kN

Basic static load rating (C0) - 67,8 kN

(Grease) Lubrication Speed - 9100 r/min

(Oil) Lubrication Speed - 5900 r/min

• Model Number: NA4908
• Inner Diameter：40mm Outer Diameter：62mm Width：22mm
• Type：Needle Roller Bearings
• Update date：2025-04-22
• Application:Doppler,sheet industry,Liposuction device,office outdoor camping equipment,altimeter etc,Dental Equipment,Switch,mechanical annex,welding equipment,casting embedding,Hair styling device
• Similar models:NSK NA4908TT MPZ RNA4908 IKO NA4908UU SKF RNA4908 INA NA4908 ISO NA4908-2RS NBS RNA4908 NTN NA4908S ISO RNA4908 NTN NA4908R
• BEARING POWER International Trading Co.,Ltd. specialize in NA4908 products，there is large inventory of KOYO NA4908 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the NA4908 Which KOYO NA4908 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
  23044R	220	340	90	KOYO	Spherical Roller Bearings
  320RN91	320	468		Timken	Cylindrical Roller Bearings
  7805CDB	25	37	7	CYSD	Angular Contact Ball Bearings
  5215	75	130	41,275	AST	Angular Contact Ball Bearings
  54308 U 308	30	78	54,1	ISB	Thrust Ball Bearings
  6203LT	17,000	40,000	12,000	SNR	Deep Groove Ball Bearings
  89436-M	180	360	109	NBS	Thrust Roller Bearings
  AST40 20060	200	205		AST	Plain Bearings
  AST800 1820	18	20		AST	Plain Bearings
  HM252348/HM252310	260,35	422,275	86,121	KOYO	Tapered Roller Bearings
  N 348	240	430	95	NACHI	Cylindrical Roller Bearings
  NU318-E-TVP2	90	190	43	FAG	Cylindrical Roller Bearings
  SL04-5012NR	60	95	46	FBJ	Cylindrical Roller Bearings
  V3	3	10	4	ADR	SELF
  238HCUL	190	340	55	Barden	ANGULAR CONTACT BALL BEARINGS
  L18WA2500	25.0000	27.0000	1.0000	FAG	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  4438	3.0000	4.5000		INA	THRUST BALL BEARINGS
  61813	65	85	10	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  1x11/16x21/4	1.0000	1.0625	2.2500	CONSOLIDATED	JOURNAL ROLLER BEARING OUTER RACES
  GE-90ES-2RS	90	130	60	CONSOLIDATED	SPHERICAL PLAIN BEARINGS