d - 220 mm

D - 300 mm

B - 80 mm

C - 80 mm

r min. - 2,1 mm

da min. - 231 mm

Da max. - 289 mm

ra max. - 2 mm

Weight - 17 Kg

Basic dynamic load rating (C) - 695 kN

Basic static load rating (C0) - 1620 kN

(Grease) Lubrication Speed - 430 r/min

(Oil) Lubrication Speed - 850 r/min

• Model Number: RS-4944E4
• Inner Diameter：220mm Outer Diameter：300mm Width：80mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-17
• Application:ultra-quiet generators,thread processing machine,Equipment,power protection,industrial equipment,granulator,chemical,shaft milling machine,lifting upgrade,electrocardiograph,coal mill
• Similar models:NACHI RB4944 CX NNU4944V SKF NNCL4944CV KOYO NNU4944 ISO NNCL4944V NTN NNU4944 NACHI NNU4944 ISO NNU4944KV FAG NNU4944-S-M-SP NSK NNU4944K
• BEARING POWER International Trading Co.,Ltd. specialize in RS-4944E4 products，there is large inventory of NSK RS-4944E4 . We has been built up long-term cooperation with NSK company, could make a bulk order of the RS-4944E4 Which NSK RS-4944E4 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
  15TAB04	15	47	15	NACHI	Thrust Ball Bearings
  23938MBW33	190	260	52	AST	Spherical Roller Bearings
  510009	42	76	38	Timken	Angular Contact Ball Bearings
  7032CDB	160,000	240,000	76,000	NTN	Angular Contact Ball Bearings
  71911 CE/HCP4AH1	80	55	13	SKF	Angular Contact Ball Bearings
  7305DB	25	62	17	CYSD	Angular Contact Ball Bearings
  ER206	30	62		AST	Bearing Units
  L319249/L319210D+L319249XB	95,25	130,175	47,622	Timken	Tapered Roller Bearings
  NJ 213	65	120	23	ISB	Cylindrical Roller Bearings
  NN3196 K	480	790	248	ISO	Cylindrical Roller Bearings
  NUP 413	65	160	37	NACHI	Cylindrical Roller Bearings
  QJ314	70	150	35	ISO	Angular Contact Ball Bearings
  T110	28,829	53,188	15,875	Timken	Thrust Roller Bearings
  TP4262	42	62	3	KOYO	Needle Roller Bearings
  UC310	50	110	32	SNR	Deep Groove Ball Bearings
  UCT215-47E	74,6125			KOYO	Bearing Units
  NU210E	50	90	20	FAG	CYLINDRICAL ROLLER BEARINGS
  NA4848	240	300	60	FAG	NEEDLE BEARINGS
  AHX2311	55	50		SKF	WITHDRAWAL SLEEVES
  NAO17x35x32	17	35	32	INA	NEEDLE BEARINGS