d - 55 mm

Fw - 63 mm

D - 80 mm

B - 25 mm

C - 25 mm

r min. - 1 mm

da min. - 60 mm

Da max. - 75 mm

ra max. - 1 mm

Weight - 0,4 Kg

Basic dynamic load rating (C) - 53,5 kN

Basic static load rating (C0) - 87,5 kN

(Grease) Lubrication Speed - 4000 r/min

(Oil) Lubrication Speed - 6700 r/min

• Model Number: NA4911
• Inner Diameter：55mm Outer Diameter：80mm Width：25mm
• Type：Needle Roller Bearings
• Update date：2025-04-23
• Application:bio-chemical,Optical Instruments,Pneumatic Control Elements,lifting tackle,linear drive,gantry processing,Industrial Adhesive,Hydraulic Hose,Cleaning equipment,other lathe,Special Equipment
• Similar models:CX RNA4911 Timken RNA4911 IKO RNA4911U NSK NA4911TT INA RNA4911-XL IKO RNA4911UU IKO NA4911U ISO RNA4911 IKO NA4911 INA RNA4911
• BEARING POWER International Trading Co.,Ltd. specialize in NA4911 products，there is large inventory of NSK NA4911 . We has been built up long-term cooperation with NSK company, could make a bulk order of the NA4911 Which NSK NA4911 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
  22310EF800	50,000	110,000	40,000	SNR	Spherical Roller Bearings
  240/560-B-K30-MB	560	820	258	FAG	Spherical Roller Bearings
  30317	85	180	44,5	FBJ	Tapered Roller Bearings
  6312-ZNR	60	130	31	ISB	Deep Groove Ball Bearings
  7017CDB/GNP5	85	130	44	NTN	Angular Contact Ball Bearings
  7048 BDT	240	360	112	ISO	Angular Contact Ball Bearings
  864/854	95.250	190.500	57.150	NACHI	Tapered Roller Bearings
  CRO-16803	840	1170	840	NTN	Tapered Roller Bearings
  NJ202-E-TVP2	15	35	11	FAG	Cylindrical Roller Bearings
  NKXR 45 Z	45	58	32	NBS	Complex Bearings
  NU 205 EW	25	52	15	NSK	Cylindrical Roller Bearings
  N04			.3850	SKF	LOCKNUTS
  SNW36x61/2	180	230		SKF	ADAPTERS
  240RU30	240	360	92	Torrington	CYLINDRICAL ROLLER BEARINGS
  XLJ-51/2E	5.5000	7.5000	1.0000	RHP	DEEP GROOVE BALL BEARINGS
  110BC02	200	110	38	Torrington	DEEP GROOVE BALL BEARINGS
  SS606-ZZ	6	17	6	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  NU-3092	460	680	163	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  NUP-236	180	320	52	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  SNZ-205..20205	25	20	46	CONSOLIDATED	PILLOW BLOCKS