d - 45 mm

D - 100 mm

B - 25 mm

C - 25 mm

r min. - 1,5 mm

da min. - 53,5 mm

Da max. - 91,5 mm

ra max. - 1,5 mm

Weight - 0,912 Kg

Basic dynamic load rating (C) - 102 kN

Basic static load rating (C0) - 106 kN

(Grease) Lubrication Speed - 4 400 r/min

(Oil) Lubrication Speed - 5 700 r/min

Calculation factor (e) - 0,26

Calculation factor (Y0) - 2,54

Calculation factor (Y1) - 2,6

Calculation factor (Y2) - 3,87

• Model Number: 21309CK
• Inner Diameter：45mm Outer Diameter：100mm Width：25mm
• Type：Spherical Roller Bearings
• Update date：2025-12-16
• Application:Broadcasting System,standing experimental equipment,SPA equipment,Pneumatic Control Valves,die casting mold,manual Tools,hydraulic actuator,medical equipment,steam Hydraulic control element,Machine Tool Accessories,suction nozzle
• Similar models:CX 21309KCW33+H309 SNR 21309V FAG 21309-E1 ISO 21309W33 ISB 21309EKW33+H309 NSK 21309EAE4 ISB 21309K ISO 21309KW33 CX 21309CW33 Timken 21309VCSJ
• BEARING POWER International Trading Co.,Ltd. specialize in 21309CK products，there is large inventory of NTN 21309CK . We has been built up long-term cooperation with NTN company, could make a bulk order of the 21309CK Which NTN 21309CK 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
  02476/02420	31,75	68,262	22,225	CX	Tapered Roller Bearings
  241/500E	500	830	325	NACHI	Cylindrical Roller Bearings
  6311-2RS	55	120	29	CRAFT	Deep Groove Ball Bearings
  6314-ZNR	70	150	35	ISB	Deep Groove Ball Bearings
  7009 CE/HCP4A	75	45	16	SKF	Angular Contact Ball Bearings
  B1110	17,462	22,225	15,88	KOYO	Needle Roller Bearings
  8E-NK1-25X522X15-4PX1	25	52,2	15	NTN	Needle Roller Bearings
  AST650 142012	14	20		AST	Plain Bearings
  HH224335/10	101,6	212,725	66,675	ISO	Tapered Roller Bearings
  NKI6/16-TV	6	16	16	INA	Needle Roller Bearings
  NN 3015 TN/SP	75	115	30	SKF	Cylindrical Roller Bearings
  UCFS321	105			SNR	Bearing Units
  STA5793LFT	57	93	21	KOYO	Tapered Roller Bearings
  TUWK 1.15/16 LTA	49,213	38	16	SKF	Bearing Units
  UC214	70	125	74,6	CRAFT	Deep Groove Ball Bearings
  C114HCUL	70	110	20	Barden	ANGULAR CONTACT BALL BEARINGS
  NAB-50	62		22	SKF	NEEDLE BEARINGS
  4461	5.8750	8.6250		INA	THRUST BALL BEARINGS
  231/630	630	1030	315	CONSOLIDATED	SPHERICAL ROLLER BEARINGS
  6219-K2RS	95	170	32	CONSOLIDATED	DEEP GROOVE BALL BEARINGS