d - 10 mm

Fw - 14 mm

D - 22 mm

B - 13 mm

C - 13 mm

r5 min. - 0,3 mm

S - 1 mm

Weight - 0,025 Kg

Basic dynamic load rating (C) - 9,39 kN

Basic static load rating (C0) - 10,3 kN

(Grease) Lubrication Speed - 24000 r/min

(Oil) Lubrication Speed - 16000 r/min

• Model Number:NA4900
• Inner Diameter：10mm Outer Diameter：22mm Width：13mm
• Type：Needle Roller Bearings
• Update date：2026-01-01
• Application:clean stationery,engine,experimental equipment,defogging and degreasing,lifting equipment Hoisting hoist,impression material,industrial equipment,container finishing,lifting chain,Technical Equipment,Cylinder Micro
• Similar models:NBS RNA49002RS JNS RNA4900 NTN RNA4900LL ISO NA4900 IKO NA4900 NBS NA49002RS JNS NA4900 KOYO NA4900,2RS KOYO RNA4900RS KOYO RNA4900.2RS
• BEARING POWER International Trading Co.,Ltd. specialize in NA4900 products，there is large inventory of KOYO NA4900 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the NA4900 Which KOYO NA4900 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
  23936 EKW33+H3936	160	250	52	ISB	Spherical Roller Bearings
  6812	60	78	10	NACHI	Deep Groove Ball Bearings
  619/710 MA	950	710	106	SKF	Deep Groove Ball Bearings
  6303LB	17,000	47,000	14,000	NTN	Deep Groove Ball Bearings
  BKM304030JU	30	40	30	KOYO	Needle Roller Bearings
  EBL.20.0314.201-2STPN	269	404	56	ISB	Thrust Ball Bearings
  F-231121	25,3	35,95	16,8	INA	Angular Contact Ball Bearings
  FJTT-814	8	12	14	NSK	Needle Roller Bearings
  GIPFL 30 PW	30	55	37	INA	Plain Bearings
  PK30X38X37.8	30,000	38,000		NTN	Needle Roller Bearings
  SIR35ES	35			SKF	Plain Bearings
  UK210+H-27	42,8625	90	55	SNR	Deep Groove Ball Bearings
  RM231/2L	5.5000	11.0000	2.0000	FAG	CYLINDRICAL ROLLER BEARINGS
  30213A	65	120	23	FAG	TAPERED ROLLER BEARINGS
  W61903-2Z	17	30	7	SKF	DEEP GROOVE BALL BEARINGS
  HA2310	50	70		STEYR	ADAPTERS
  ALS-8	1.0000	2.2500	.6250	SKF	ANGULAR CONTACT BALL BEARINGS
  AAS1113	65	90		NTN	THRUST NEEDLE BEARINGS
  135RIF581	13.5000	20.7500	2.7500	Torrington	CYLINDRICAL ROLLER BEARINGS
  63801-ZZ	12	21	7	CONSOLIDATED	DEEP GROOVE BALL BEARINGS