d - 105 mm

Fw - 117 mm

D - 145 mm

B - 40 mm

C - 40 mm

r min. - 1,1 mm

Weight - 1,99 Kg

Basic dynamic load rating (C) - 161 kN

Basic static load rating (C0) - 315 kN

(Grease) Lubrication Speed - 3 800 r/min

(Oil) Lubrication Speed - 4 800 r/min

• Model Number: NNU 4921 K
• Inner Diameter：105mm Outer Diameter：145mm Width：40mm
• Type：Cylindrical Roller Bearings
• Update date：2025-04-22
• Application:Embroidery,agricultural testing and analysis equipment and related,noise inspection,Hairbrush device,thin metal materials,walking Food processing machinery and equipment,fruit and vegetable processing,rehabilitation training equipment,relay,scientific instruments,car
• Similar models:NSK NNU4921MBKR ISO NNU4921KV ISB NNU4921SPW33 NSK RSF-4921E4 ISO NN4921 NTN NN4921K NTN NN4921KC1NAP4 NTN NNU4921C1NAP4 ISB NNU4921K/SPW33 ISO NNU4921
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4921K products，there is large inventory of NSK NNU 4921 K . We has been built up long-term cooperation with NSK company, could make a bulk order of the NNU 4921 K Which NSK NNU4921K 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
  10R.320/32.C.D82	32	58	17	SNR	Tapered Roller Bearings
  20248-MB	240	440	72	FAG	Spherical Roller Bearings
  3808-2RS	40	52	10	ISO	Angular Contact Ball Bearings
  4T-15117/15245	29,987	62	19,05	NTN	Tapered Roller Bearings
  4T-17098/17244	24,981	62	16,002	NTN	Tapered Roller Bearings
  51134	170	213		ISO	Thrust Ball Bearings
  6264	320,000	580,000	92,000	NTN	Deep Groove Ball Bearings
  CEX206-20	31,75	62	48,4	SNR	Deep Groove Ball Bearings
  EE420793/421450	201,612	368,3	92,075	Timken	Tapered Roller Bearings
  GEG220ES-2RS	220	340	175	LS	Plain Bearings
  K14x18x17	14	18	17	ISO	Needle Roller Bearings
  NAU 4904UU	20	37	17	IKO	Cylindrical Roller Bearings
  NU316-E-M6	80	170	39	NKE	Cylindrical Roller Bearings
  USPP201	12			SNR	Bearing Units
  ZA-62BWKH10D-Y-5CP01	26			NSK	Tapered Roller Bearings
  6019.RSNR	95	145	24	FAG	DEEP GROOVE BALL BEARINGS
  SAF313	3.0625	2.5312		Torrington	PILLOW BLOCKS
  J361664	1.1250	1.6250	2.0000	Bower	JOURNAL ROLLER ASSEMBLIES
  234721MSP/5	109	160	234721 M.SP	CONSOLIDATED	ANGULAR CONTACT THRUST BALL BEARINGS
  RSL182317	85	6.4180	60	CONSOLIDATED	CYLINDRICAL ROLLER BEARING