d - 40 mm

D - 90 mm

B - 23 mm

C - 23 mm

r min. - 1,5 mm

da min. - 48,5 mm

Da max. - 81,5 mm

ra max. - 1,5 mm

Weight - 0,77 Kg

Basic dynamic load rating (C) - 85,7 kN

Basic static load rating (C0) - 95,5 kN

(Grease) Lubrication Speed - 4100 r/min

(Oil) Lubrication Speed - 5500 r/min

Calculation factor (e) - 0,26

Calculation factor (Y0) - 2,5

Calculation factor (Y1) - 2,55

Calculation factor (Y2) - 3,8

• Model Number: 21308RHK
• Inner Diameter：40mm Outer Diameter：90mm Width：23mm
• Type：Spherical Roller Bearings
• Update date：2025-12-16
• Application:granulator,lathe,Automation,wall industry,Pest Monitoring,Embroidery,flexible processing,Gas turbine,Machine tools,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,pneumatic Pump
• Similar models:CX 21308CW33 NTN 21308C FAG 21308-E1-K+H308 CX 21308KCW33+H308 ISB 21308K+AH308 NTN 21308CK NSK 21308EAKE4 AST 21308MBW33 CX 21308KCW33+AH308 AST 21308MBK
• BEARING POWER International Trading Co.,Ltd. specialize in 21308RHK products，there is large inventory of KOYO 21308RHK . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 21308RHK Which KOYO 21308RHK 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
  3189X/3120	25,4		29,997	KOYO	Tapered Roller Bearings
  388A/382A	57,531	96,838	21	ISO	Tapered Roller Bearings
  7307CDT	35	80	21	NACHI	Angular Contact Ball Bearings
  9311K	55	80	13	Timken	Deep Groove Ball Bearings
  B24	49,213	81,76	22,22	INA	Thrust Ball Bearings
  GAC 30 F	30	55	17	SKF	Plain Bearings
  K52x60x24	52	60	24	CX	Needle Roller Bearings
  GEH180HCS	180	260		AST	Plain Bearings
  LL758744/15	323,85	381	28,575	CX	Tapered Roller Bearings
  NUP1876	380	480	46	CX	Cylindrical Roller Bearings
  UCFC206	30			ISO	Bearing Units
  140312	.8750	1.2500	.7500	BAL	JOURNAL ROLLER ASSEMBLIES
  114HCRRUL	70	110	20	Barden	ANGULAR CONTACT BALL BEARINGS
  R185L	85	150	28	HOFF	CYLINDRICAL ROLLER BEARINGS
  MUC252	260	480	80	Rollway	CYLINDRICAL ROLLER BEARINGS
  NA2210.2RS.DZ	50	90	23	Torrington	NEEDLE BEARINGS
  YET-205-015CW	.9375	2.0472	.5906	SKF	BALL BEARINGS
  6303.2RS	17	47	14	STEYR	DEEP GROOVE BALL BEARINGS
  NN-3020-KMSP/5	100	150	37	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  KM-13			12	CONSOLIDATED	LOCKNUTS