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: NNU4921K/W33
• Inner Diameter：105mm Outer Diameter：145mm Width：40mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-13
• Application:ventilation heating equipment,shoe-making machinery,EEG,storage shelves,light therapy instrument,Other machinery,atomizer class,Microwave Equipment,forklift industry,Medium and large motor,surgical instruments
• Similar models:CYSD NNU4921K/W33 CX NNU4921K KOYO NNU4921K NSK NNU4921MB NSK NNU4921MBKR NTN NN4921 CX NN4921 ISO NN4921K ISO NNU4921 NTN NN4921C1NAP4
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4921K/W33 products，there is large inventory of CYSD NNU4921K/W33 . We has been built up long-term cooperation with CYSD company, could make a bulk order of the NNU4921K/W33 Which CYSD NNU4921K/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
  22315EAKE4	75	160	55	NSK	Spherical Roller Bearings
  4207	35	72	23	ISO	Deep Groove Ball Bearings
  52222	113	160	67	ISO	Thrust Ball Bearings
  5527				Ruville	Wheel Bearings
  63800	10	19	7	ISO	Deep Groove Ball Bearings
  713630900				FAG	Wheel Bearings
  CRI-5218	260	400	185	NTN	Tapered Roller Bearings
  FYT 3/4 TF/VA228	24,61	19,05	11,11	SKF	Bearing Units
  HS7008-C-T-P4S	40	68	15	FAG	Angular Contact Ball Bearings
  NJ2304 EM	20	52	21	AST	Cylindrical Roller Bearings
  NA5928	140	190	67	KOYO	Needle Roller Bearings
  RSU424730F	42	47		KOYO	Needle Roller Bearings
  UCFB206-20	31.75			KOYO	Bearing Units
  UCFA205	25			SNR	Bearing Units
  C1808HCUL	40	52	7	Barden	ANGULAR CONTACT BALL BEARINGS
  HM-12	.7500		.8750	Heim	ROD ENDS
  539209	10.7500	22.7500		FAG	TAPERED ROLLER THRUST BEARINGS
  30228	140	250	42	STEYR	TAPERED ROLLER BEARINGS
  RNAO-18x30x12	30		12	CONSOLIDATED	NEEDLE BEARINGS
  RM-13	1.6250	4.0000	.9375	CONSOLIDATED	SELF