d - 12 mm

Fw - 16 mm

D - 24 mm

B - 13 mm

C - 13 mm

r min. - 0,3 mm

da min. - 14 mm

Da max. - 22 mm

ra max. - 0,3 mm

Weight - 0,027 Kg

Basic dynamic load rating (C) - 10,1 kN

Basic static load rating (C0) - 11,7 kN

(Grease) Lubrication Speed - 17000 r/min

(Oil) Lubrication Speed - 28000 r/min

• Model Number:NA4901
• Inner Diameter：12mm Outer Diameter：24mm Width：13mm
• Type：Needle Roller Bearings
• Update date：2023-03-04
• Application:ventilation fans,Water Monitoring,Antenna Potentials,coal mill,Warehouse Shelf Equipment,disposable,root canal filling,mechanical and electrical,Pneumatic Actuator,non-ferrous metal alloy,Storage Device
• Similar models:KOYO RNA4901RS NSK NA4901TT NTN RNA4901LL JNS NA4901M NTN NA4901R NTN RNA4901L INA NA4901-2RSR Timken RNA4901 IKO NA4901 SKF RNA4901
• BEARING POWER International Trading Co.,Ltd. specialize in NA4901 products，there is large inventory of NSK NA4901 . We has been built up long-term cooperation with NSK company, could make a bulk order of the NA4901 Which NSK NA4901 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
  135RIF582	342,9	494		Timken	Cylindrical Roller Bearings
  22244-E1-K	220	400	108	FAG	Spherical Roller Bearings
  24136CJ	180	300	118	Timken	Spherical Roller Bearings
  538/533X	54,987	110	38,1	Timken	Tapered Roller Bearings
  6222ZZ	110	200	38	NTN	Deep Groove Ball Bearings
  AST20 7580	75	80		AST	Plain Bearings
  81132	160,000	200,000	31,000	NTN	Thrust Ball Bearings
  GE 45 AX	45	120	36,5	INA	Plain Bearings
  HK7020	70	78	20	ISO	Cylindrical Roller Bearings
  NJ218-E-MA6+HJ218-E	90	160	30	NKE	Cylindrical Roller Bearings
  RNUP1323	65,000	160,000	43,550	NTN	Cylindrical Roller Bearings
  S61703	17	23	4	ZEN	Deep Groove Ball Bearings
  XAA33019/Y33019	95	145	39	Timken	Tapered Roller Bearings
  51200				RHP	THRUST BALL BEARINGS
  KRV-35-PPX	16	35	18	INA	NEEDLE BEARINGS
  MCS420	100	250	58	Rollway (Bronze Cage)	CYLINDRICAL ROLLER BEARINGS
  114-KS	70	110	20	MRC	DEEP GROOVE BALL BEARINGS
  6008.RSNR	40	68	15	STEYR	DEEP GROOVE BALL BEARINGS
  1604	.3750	.8750	.2812	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  B-39	4.5937	2.9375		CONSOLIDATED	THRUST BALL BEARINGS