d - 105 mm

D - 145 mm

B - 40 mm

C - 40 mm

Weight - 1,82 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
• Inner Diameter：105mm Outer Diameter：145mm Width：40mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-29
• Application:rolling machine,metallurgical mold,Storage Device,Individual Wire,medical Equipment,Hydraulic Press,other mold,non-motor vehicle Electric car,Switch,other rubber,Seals
• Similar models:NTN NNU4921K NTN NNU4921 CX NNU4921V ISB NNU4921K/SPW33 NSK NNU4921 CX NN4921 KOYO NNU4921 NTN NN4921K NTN NNU4921C1NAP4 CX NN4921K
• BEARING POWER International Trading Co.,Ltd. specialize in NN4921 products，there is large inventory of CX NN4921 . We has been built up long-term cooperation with CX company, could make a bulk order of the NN4921 Which CX NN4921 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
  133075/133136XG	75	136,525	73	Gamet	Tapered Roller Bearings
  20FSF35	20	35	16	NSK	Plain Bearings
  21309 EK	100	45	25	SKF	Spherical Roller Bearings
  71908 CE/P4AL	62	40	12	SKF	Angular Contact Ball Bearings
  EE420701/421437	177,8	365,049	92,075	Timken	Tapered Roller Bearings
  GBRI 568032	88,9	127	51,05	IKO	Needle Roller Bearings
  GEEM 20 ES 2RS	20	35	24	ISB	Plain Bearings
  NK24/16	24	32	16	Timken	Needle Roller Bearings
  KLM35SLL	35	52	70	NTN	Linear Bearings
  SF628	8	24	8	ZEN	Deep Groove Ball Bearings
  SYJ 25 KF+HE 2305	19,05			SKF	Bearing Units
  UCIP318-56	88,9		96	KOYO	Bearing Units
  UKF328H	125			SNR	Bearing Units
  YT 2616	26	34	16	IKO	Needle Roller Bearings
  NJ1010	50	80	16	FAG	CYLINDRICAL ROLLER BEARINGS
  N206E	30	62	16	FAG	CYLINDRICAL ROLLER BEARINGS
  LJT61/2	6.5000	11.0000	1.5625	RHP	ANGULAR CONTACT BALL BEARINGS
  SNW3144x200	220	280		SKF	ADAPTERS
  RA-208-109	1.5625	3.1496	.7086	CONSOLIDATED	BALL BEARINGS
  32x47x7mm	32	47	7	CONSOLIDATED	OIL SEALS