d - 105 mm

D - 145 mm

Ew - 134 mm

B - 40 mm

C - 40 mm

r min. - 1,1 mm

Weight - 1,73 Kg

Basic dynamic load rating (C) - 133 kN

Basic static load rating (C0) - 268 kN

(Grease) Lubrication Speed - 4 100 r/min

(Oil) Lubrication Speed - 4 800 r/min

• Model Number:NN4921K
• Inner Diameter：105mm Outer Diameter：134mm Width：40mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-17
• Application:Embroidery,Spectrum Products,sewage pump,atomizer class,Logistics Equipment,Grinding and polishing equipment,position switch,meat products machine,orthodontic material,extruder,food / grain / food equipment
• Similar models:ISO NN4921K CX NNU4921V SKF NNU4921B/SPW33 NTN NNU4921 CX NN4921 NTN NN4921K CX NN4921K NTN NNU4921C1NAP4 KOYO NNU4921K ISB NNU4921SPW33
• BEARING POWER International Trading Co.,Ltd. specialize in NN4921K products，there is large inventory of NTN NN4921K . We has been built up long-term cooperation with NTN company, could make a bulk order of the NN4921K Which NTN NN4921K 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.

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  1205	25	52	15	KOYO	Self-Aligning Ball Bearings
  230/1060 EKW33+AOH30/1060	1000	1500	325	ISB	Spherical Roller Bearings
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  6006ZZ	30	55	13	KOYO	Deep Groove Ball Bearings
  6018				Ruville	Wheel Bearings
  7306	30	72	19	KOYO	Angular Contact Ball Bearings
  7872A	360	440	38	NSK	Angular Contact Ball Bearings
  GE40-LO	40	62	40	INA	Plain Bearings
  GK32X36X29.8	32,000	36,000		NTN	Needle Roller Bearings
  NJ324E	120	260	55	NTN	Cylindrical Roller Bearings
  P 52 R-3/4 TF	19.05			SKF	Bearing Units
  S71905 CD/P4A	42	25	9	SKF	Angular Contact Ball Bearings
  T189	47,879	82,956	23,02	Timken	Thrust Roller Bearings
  UCPK314	70		78	NACHI	Bearing Units
  USFL004S6	20			FYH	Bearing Units
  L-48	3.0000	4.5000	6.0000	Barden	LINEAR RECIRCULATING BALL BEARINGS
  81308			12	INA	THRUST ROLLER BEARINGS
  2004	.2500	.6250		INA	THRUST BALL BEARINGS
  MJT80	80	170	39	R&M	ANGULAR CONTACT BALL BEARINGS
  N-218	90	160	30	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS