d - 105 mm

Fw - 118 mm

D - 145 mm

B - 40 mm

C - 40 mm

r min. - 1,1 mm

Weight - 1,91 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:NNU4921
• Inner Diameter：105mm Outer Diameter：145mm Width：40mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-18
• Application:test strip,Solenoid Valves,mechanical annex,orthodontic material,Spectrum Products,Water Monitoring,Digital Generator,small diesel generators,wire industry,medical equipment,food / grain / food equipment
• Similar models:ISO NNU4921K FAG NNU4921-S-M-SP ISO NN4921 NTN NN4921K CX NNU4921V ISO NNU4921V SKF NNU4921BK/SPW33 NTN NNU4921KC1NAP4 NACHI NNU4921K CX NNU4921K
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4921 products，there is large inventory of NTN NNU4921 . We has been built up long-term cooperation with NTN company, could make a bulk order of the NNU4921 Which NTN NNU4921 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
  1219	95	170	32	KOYO	Self-Aligning Ball Bearings
  32305	25	62	25,25	ISB	Tapered Roller Bearings
  7010HVUJ74	50	80	16	SNR	Angular Contact Ball Bearings
  EE161394/161850	354,012	469,9	60,325	Timken	Tapered Roller Bearings
  7315	75	160	37	CYSD	Angular Contact Ball Bearings
  GE80ES-2RS	80	120	55	LS	Plain Bearings
  HH506349/10	49,987	114,3	44,45	CX	Tapered Roller Bearings
  L623149/L623110	114,3		21,433	KOYO	Tapered Roller Bearings
  MBW28VCR	28	60	35	NMB	Plain Bearings
  NKIA5910	50	72	30	INA	Complex Bearings
  RUS310E	65,000	110,000	27,000	NTN	Cylindrical Roller Bearings
  SAJK5C	5			LS	Plain Bearings
  SL045026-PP	130	200	95	NBS	Cylindrical Roller Bearings
  SQ22-RS				LS	Plain Bearings
  UCC208-25	39,6875		49,2	FYH	Bearing Units
  YAT209-111	42,863	85	41,5	SKF	Deep Groove Ball Bearings
  316K	80	170	39	FAF	DEEP GROOVE BALL BEARINGS
  MM312K-CR	60	130	31	FAF	DEEP GROOVE BALL BEARINGS
  29414E	70	150		SKF	SPHERICAL ROLLER THRUST BEARINGS
  K-32x46x32	32	46	32	CONSOLIDATED	NEEDLE BEARINGS