d - 105 mm

D - 145 mm

B - 40 mm

C - 40 mm

Weight - 1,8 Kg

Basic dynamic load rating (C) - 133 kN

Basic static load rating (C0) - 268 kN

(Grease) Lubrication Speed - 4100 r/min

(Oil) Lubrication Speed - 4800 r/min

• Model Number: NN4921 K
• Inner Diameter：105mm Outer Diameter：145mm Width：40mm
• Type：Cylindrical Roller Bearings
• Update date：2025-04-23
• Application:Infrared Technology,surgical instruments,Cylinder Special,Textile Accessories,ventilation heating equipment,decoration machinery,Spectrum Products,Pneumatic Actuator,powder metallurgy,Chromatography Products,root canal filling
• Similar models:ISO NNU4921KV CX NNU4921V NSK NN4921MB NSK RSF-4921E4 NSK NNU4921MB FAG NNU4921-S-M-SP ISO NN4921K NTN NN4921KC1NAP4 ISO NNU4921V CX NNU4921KV
• BEARING POWER International Trading Co.,Ltd. specialize in NN4921K products，there is large inventory of CX NN4921 K . We has been built up long-term cooperation with CX company, could make a bulk order of the NN4921 K Which CX 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.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  1215	75	130	25	SKF	Self-Aligning Ball Bearings
  20226 C	130	230	40	CX	Spherical Roller Bearings
  618/7	7	14	3,5	ISB	Deep Groove Ball Bearings
  6211Z	55	100	21	KOYO	Deep Groove Ball Bearings
  HM231140/HM231115-B	146,05	241,3	56,642	Timken	Tapered Roller Bearings
  K35X45X30F	35	45		KOYO	Needle Roller Bearings
  NU 1030	150	225	35	NACHI	Cylindrical Roller Bearings
  NU 2224 ECM	215	120	58	SKF	Thrust Ball Bearings
  NU 415	75	190	45	NACHI	Cylindrical Roller Bearings
  RN2236-E-MPBX	180	289	86	FAG	Cylindrical Roller Bearings
  SAJ12	12			LS	Plain Bearings
  XLS-23/4	2.7500	4.1250	.6875	MRC	ANGULAR CONTACT BALL BEARINGS
  NA5918	90	125	46	NTN	NEEDLE BEARINGS
  29240E.MB	200	280		FAG	SPHERICAL ROLLER THRUST BEARINGS
  F-10	1.9687	1.0625		Aetna	THRUST BALL BEARINGS
  AH3968	340	320		FAG	WITHDRAWAL SLEEVES
  R155LL	55	100	21	NH	CYLINDRICAL ROLLER BEARINGS
  2309E	45	100	36	MRC	SELF
  MCYRR-10	10	30	15	McGill	NEEDLE BEARINGS
  W-31/8				CONSOLIDATED	THRUST BALL BEARINGS