d - 50 mm

Fw - 58 mm

D - 72 mm

B - 22 mm

C - 22 mm

r5 min. - 0,6 mm

S - 2 mm

Weight - 0,296 Kg

Basic dynamic load rating (C) - 48,9 kN

Basic static load rating (C0) - 82 kN

(Grease) Lubrication Speed - 7400 r/min

(Oil) Lubrication Speed - 4800 r/min

• Model Number:NA4910
• Inner Diameter：50mm Outer Diameter：72mm Width：22mm
• Type：Needle Roller Bearings
• Update date：2026-01-13
• Application:Ball screw,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,sterilizers,chamfer,diving equipment,ventilation heating equipment,wheel lathe,Oral Equipment,aerial work platform,Rolling mill gear box,Chromatography Products
• Similar models:NBS RNA4910RS IKO NA4910UU NSK NA4910TT ISO RNA4910 ZEN RNA4910 CX RNA4910-2RS Timken RNA4910 INA NA4910 ISO NA4910-2RS INA RNA4910-XL
• BEARING POWER International Trading Co.,Ltd. specialize in NA4910 products，there is large inventory of KOYO NA4910 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the NA4910 Which KOYO NA4910 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
  22216RHR	80	140	33	KOYO	Spherical Roller Bearings
  26881/26820	39,688	80,167	25,4	Timken	Tapered Roller Bearings
  3NCHAR026C	130	200	33	KOYO	Angular Contact Ball Bearings
  51172X	360	440	65	NSK	Thrust Ball Bearings
  6805ZZ	25	37	7	FBJ	Deep Groove Ball Bearings
  7216 BECBM	140	80	26	SKF	Angular Contact Ball Bearings
  MR526832+MI-425232	66,675	107,95	51,05	NTN	Needle Roller Bearings
  NJ407	35,000	100,000	25,000	NTN-SNR	Cylindrical Roller Bearings
  NU 2318 ECJ	190	90	64	SKF	Thrust Ball Bearings
  S1710	27	33,3502	15,875	AST	Needle Roller Bearings
  TUP1 12.10	12	14		CX	Plain Bearings
  YAR213-208-2F	63,5	120	68,3	SKF	Deep Groove Ball Bearings
  NUP352	260	540	102	FAG	CYLINDRICAL ROLLER BEARINGS
  SAF320	4.5000	3.8125		SKF
  HE313	65	85		SKF	ADAPTERS
  NCF-2212V	60	110	28	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  NA-5913	65	90	34	CONSOLIDATED	NEEDLE BEARINGS
  LER-552	8.9375		25.43	CONSOLIDATED	TRIPLE RING ALUMINUM SEALS FOR SAF TYPE PILLOW BLOCKS
  AHX-3030x145	150	145		CONSOLIDATED	WITHDRAWAL SLEEVES
  52x68x8mm	52	68	8	CONSOLIDATED	OIL SEALS