d - 15 mm

Fw - 20 mm

D - 28 mm

B - 13 mm

C - 13 mm

r5 min. - 0,3 mm

S - 1 mm

Weight - 0,037 Kg

Basic dynamic load rating (C) - 11,8 kN

Basic static load rating (C0) - 15,3 kN

(Grease) Lubrication Speed - 22000 r/min

(Oil) Lubrication Speed - 14000 r/min

• Model Number: NA4902
• Inner Diameter：15mm Outer Diameter：28mm Width：13mm
• Type：Needle Roller Bearings
• Update date：2025-12-11
• Application:position switch,sawing machine,electrostatic protection,other mold,Optical detection,EEG,stamping die,medical equipment,chemical instruments,Medical printer,medical Equipment
• Similar models:CRAFT NA4902 JNS NA4902M NTN RNA4902L IKO RNA4902 INA RNA4902-RSR ISO NA4902 INA RNA4902 JNS RNA4902UU NTN NA4902R NBS RNA4902
• BEARING POWER International Trading Co.,Ltd. specialize in NA4902 products，there is large inventory of KOYO NA4902 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the NA4902 Which KOYO NA4902 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
  14117A/14274A	30	68,956	19,845	Timken	Tapered Roller Bearings
  232/850CAE4	850	1500	515	NSK	Spherical Roller Bearings
  51180-MP	400	480	65	FAG	Thrust Ball Bearings
  54316	80	140	86,2	NSK	Thrust Ball Bearings
  6308-2RS1	40	90	23	MPZ	Deep Groove Ball Bearings
  6352-M	260	540	102	NKE	Deep Groove Ball Bearings
  639HZZ	9	30	10	AST	Deep Groove Ball Bearings
  GEH 70 ES	70	120	70	SIGMA	Plain Bearings
  NJ2213EG15	65,000	120,000	31,000	SNR	Cylindrical Roller Bearings
  RNAO45x62x40	45	62	40	ISO	Cylindrical Roller Bearings
  UCPH203	17			SNR	Bearing Units
  6020M.P5	100	150	24	FAG	DEEP GROOVE BALL BEARINGS
  NUP2226E	130	230	64	FAG	CYLINDRICAL ROLLER BEARINGS
  751124MA.P5				SKF	ANGULAR CONTACT THRUST BALL BEARINGS
  XW-6				NH	THRUST BALL BEARINGS
  RNAST50.DB	90		19.8	FAG (Old No.)	NEEDLE BEARINGS
  NC309	45	100	25	RHP	CYLINDRICAL ROLLER BEARINGS
  16068M	340	520	57	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  234734MSP/5	176	260	234734 M.SP	CONSOLIDATED	ANGULAR CONTACT THRUST BALL BEARINGS
  40x52x7mm	40	52	7	CONSOLIDATED	OIL SEALS