d - 55 mm

D - 80 mm

B - 25 mm

F - 63 mm

r_min - 1 mm

s - 1,5 mm / Axial displacement

m - 393 g / Weight

C_r - 65000 N / Dynamic load rating (radial)

C_0r - 100000 N / Static load rating (radial)

C_ur - 17300 N / Fatigue limit load, radial

n_G - 7200 1/min / Limiting speed

n_B - 4100 1/min / Reference speed

dimension series 49, to DIN 617/ISO 1206

• Model Number: NA4911
• Inner Diameter：55mm Outer Diameter：80mm Width：25mm
• Type：Needle Roller Bearings
• Update date：2025-04-21
• Application:economic mold,shaft milling machine,spectrometer,suction nozzle,lathe,ignition system,welding equipment,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,motorcycle,Rolling mill gear box,vertical pull
• Similar models:NBS NA4911 NTN RNA4911R AST RNA4911 INA RNA4911 IKO RNA4911 NSK NA4911TT NTN RNA4911S CRAFT NA4911 NSK RNA4911TT JNS NA4911
• BEARING POWER International Trading Co.,Ltd. specialize in NA4911 products，there is large inventory of INA NA4911 . We has been built up long-term cooperation with INA company, could make a bulk order of the NA4911 Which INA 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
  33225/33461	57,15		30,162	KOYO	Tapered Roller Bearings
  46T30328JR/115,5	140	300	145	KOYO	Tapered Roller Bearings
  46143/46368	36,512	93,662	31,75	Timken	Tapered Roller Bearings
  5306WD	30	72	33,32	Timken	Angular Contact Ball Bearings
  7316 BEGAY	170	80	39	SKF	Angular Contact Ball Bearings
  7317 BDB	85	180	82	ISO	Angular Contact Ball Bearings
  81213	65,000	100,000	27,000	NTN	Thrust Ball Bearings
  A-R07A69VPX1	35,11	67	19,45	NTN	Cylindrical Roller Bearings
  AR 14 65 115	65	115	14	Timken	Needle Roller Bearings
  AX 5 35 53	35	53	5	Timken	Needle Roller Bearings
  DAC4284039	42	84	39	CYSD	Angular Contact Ball Bearings
  NF 1017	85	118.5		NACHI	Cylindrical Roller Bearings
  SSN004ZZ	20,000	42,000	12,000	NTN	Deep Groove Ball Bearings
  TUP2 18.25	18	20		CX	Plain Bearings
  UCP201	12		31	FYH	Bearing Units
  YELAG209	45	85	42,8	SKF	Deep Groove Ball Bearings
  NU-2924E	120	165	27	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  4432	2.4375	3.5625		CONSOLIDATED	THRUST BALL BEARINGS
  5200E-ZZ	10	30	14.3	CONSOLIDATED	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  SSFY-208	2.5000			CONSOLIDATED	STAINLESS STEEL PILLOW BLOCKS