d - 105 mm

Fw - 118 mm

D - 145 mm

B - 40 mm

C - 40 mm

Weight - 2 Kg

Basic dynamic load rating (C) - 122 kN

Dynamic load rating radial (C) - 248 kN

(Grease) Lubrication Speed - 3800 r/min

(Oil) Lubrication Speed - 4500 r/min

• Model Number: NNU4921/W33
• Inner Diameter：105mm Outer Diameter：145mm Width：40mm
• Type：Cylindrical Roller Bearings
• Update date：2025-04-24
• Application:decoration machinery,Broadcasting System,outdoor equipment,ultra-quiet generators,Medium and large motor,top industry,wall industry,plastic rolling,pneumatic Pump,sawing machine,Sensors
• Similar models:NTN NN4921C1NAP4 KOYO NNU4921 SKF NNU4921BK/SPW33 ISO NN4921K NSK NNU4921K ISO NNU4921KV SKF NNU4921B/SPW33 ISO NN4921 NSK RS-4921E4 NTN NN4921
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4921/W33 products，there is large inventory of CYSD NNU4921/W33 . We has been built up long-term cooperation with CYSD company, could make a bulk order of the NNU4921/W33 Which CYSD NNU4921/W33 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
  23164YMB	320	540	176	Timken	Spherical Roller Bearings
  16026	130	200	22	CYSD	Deep Groove Ball Bearings
  23184-K-MB+AH3184G	420	700	224	FAG	Spherical Roller Bearings
  5201	12	32	15,875	FBJ	Angular Contact Ball Bearings
  6300DDU	10	35	11	NSK	Deep Groove Ball Bearings
  6320	100	215	47	KOYO	Deep Groove Ball Bearings
  AR 11 40 78	40	78	11	Timken	Needle Roller Bearings
  E 200/110 /S 7CE3	110	200	38	SNFA	Angular Contact Ball Bearings
  KSR16-L0-12-10-13-16	16,2	40	18,3	INA	Bearing Units
  KV52X57X22.8	52,000	57,000		NTN	Needle Roller Bearings
  NJ2313	65	140	48	KOYO	Cylindrical Roller Bearings
  QJ309N2MA	45	100	25	SKF	Angular Contact Ball Bearings
  RNAO20x28x26	20	28		CX	Cylindrical Roller Bearings
  RNAO40X50X17	40	50	17	INA	Needle Roller Bearings
  TSM 5 C	5	13	8	ISB	Plain Bearings
  310W	50	110	27	FAF	DEEP GROOVE BALL BEARINGS
  N05			.4160	SKF	LOCKNUTS
  6024NR	120	180	28	SKF	DEEP GROOVE BALL BEARINGS
  NU213E	65	120	23	Torrington	CYLINDRICAL ROLLER BEARINGS
  YCRS-40	.7500	2.5000	1.5625	CONSOLIDATED	NEEDLE BEARINGS