d - 20 mm

D - 52 mm

B - 15 mm

C - 15 mm

r min. - 1,1 mm

Weight - 0,18 Kg

Basic dynamic load rating (C) - 47 kN

Basic static load rating (C0) - 33,5 kN

(Grease) Lubrication Speed - 11000 r/min

(Oil) Lubrication Speed - 14000 r/min

Calculation factor (e) - 0,31

Calculation factor (Y0) - 2,15

Calculation factor (Y1) - 2,2

Calculation factor (Y2) - 3,27

• Model Number: 21304EK
• Inner Diameter：20mm Outer Diameter：52mm Width：15mm
• Type：Cylindrical Roller Bearings
• Update date：2025-04-22
• Application:equipment,medical equipment,Embroidery,test equipment,Pneumatic Actuator,Oral Equipment,medical treatment,garbage disposal,Spectrum Products,clean stationery,power tools
• Similar models:NACHI 21304E ISB FCD92130424 NACHI 21304EK ISB FCD92130470
• BEARING POWER International Trading Co.,Ltd. specialize in 21304EK products，there is large inventory of NACHI 21304EK . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 21304EK Which NACHI 21304EK 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
  22311 KCW33+AH311	55	120	43	CX	Spherical Roller Bearings
  5210AZ	50	90	30.2	NACHI	Angular Contact Ball Bearings
  37226	130	184	134	KOYO	Tapered Roller Bearings
  3984/3925	66,675	112,712	30,162	Timken	Tapered Roller Bearings
  6048 M	360	240	56	SKF	Deep Groove Ball Bearings
  61844	220	270	24	FAG	Deep Groove Ball Bearings
  6912-ZZ	60	85	13	CYSD	Deep Groove Ball Bearings
  B7201-E-T-P4S	12	32	10	FAG	Angular Contact Ball Bearings
  NN3056C1NAP4	280	420	106	NTN	Cylindrical Roller Bearings
  NU 2222 ECNML	200	110	53	SKF	Thrust Ball Bearings
  RNA4836	195	225	45	NTN	Needle Roller Bearings
  UCFL205	25			FYH	Bearing Units
  SAF-536	6.5000			FAG	PILLOW BLOCKS
  SNP-3268	340	12.4375		SKF	ADAPTERS
  639-2NSL	9	30	10	Nachi	DEEP GROOVE BALL BEARINGS
  A5236TS/WB	180	320	4.2500	Hyatt	CYLINDRICAL ROLLER BEARINGS
  23332W33W800C4	160	340	136	Torrington	SPHERICAL ROLLER BEARINGS
  NU230	150	270	45	STEYR	CYLINDRICAL ROLLER BEARINGS
  6303-2RSNR	17	47	14	STEYR	DEEP GROOVE BALL BEARINGS
  SS1633-2RS	.6250	1.7500	.5000	CONSOLIDATED	DEEP GROOVE BALL BEARINGS