d - 40 mm

D - 90 mm

T - 25,25 mm

B - 23 mm

C - 20 mm

a - 23,8 mm

r min. - 2 mm

r2 min. - 1,5 mm

da min. - 50 mm

da max - 53 mm

Da min - 72 mm

Da max. - 80 mm

Db min. - 84 mm

ra max. - 2 mm

rb max. - 1,5 mm

Weight - 0,78 Kg

Basic dynamic load rating (C) - 87,3 kN

Basic static load rating (C0) - 98,5 kN

(Grease) Lubrication Speed - 4600 r/min

(Oil) Lubrication Speed - 6100 r/min

Calculation factor (e) - 0,55

Calculation factor (Y0) - 0,6

Calculation factor (Y1) - 1,1

• Model Number: 30308XR
• Inner Diameter：40mm Outer Diameter：90mm Width：25,25mm
• Type：Tapered Roller Bearings
• Update date：2025-04-22
• Application:equipment,Doppler,Optical detection,hydraulic actuator,storage and transportation equipment,Insect Capture,electromyography machine,lifting upgrade,glass processing machine,hydraulic pump,screen filter
• Similar models:KOYO 30308XR NTN 30308C CRAFT 30308 FBJ 30308D NTN 4T-430308 ISO 30308 NTN 430308U NSK HR30308J FBJ 30308 Fersa 30308F
• BEARING POWER International Trading Co.,Ltd. specialize in 30308XR products，there is large inventory of KOYO 30308XR . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 30308XR Which KOYO 30308XR 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
  1213	65	120	23	AST	Self-Aligning Ball Bearings
  32915	75	105	20	ISB	Tapered Roller Bearings
  32920/Q	140	100	25	SKF	Tapered Roller Bearings
  33020	100	150	39	PFI	Tapered Roller Bearings
  4T-HM907643/HM907614	50,8	111,125	30,162	NTN	Tapered Roller Bearings
  4T-LM814849/LM814810	76,2	117,475	25,4	NTN	Tapered Roller Bearings
  61908	40	62	12	SIGMA	Deep Groove Ball Bearings
  72187/72487	47,625	123,825	36,512	Fersa	Tapered Roller Bearings
  G1014KRRB	22,225	52	34,92	Timken	Deep Groove Ball Bearings
  HK 3018 RS	37	30	18	SKF	Cylindrical Roller Bearings
  KGN 20 C-PP-AS	20	32		INA	Linear Bearings
  LUJR 20	20			SKF	Linear Bearings
  MR526832+MI-425232	66,675	107,95	51,05	NTN	Needle Roller Bearings
  UCFX08	40		49,2	CX	Bearing Units
  SS 618/2	2	5	1,5	ISB	Deep Groove Ball Bearings
  UKT316	70			KOYO	Bearing Units
  23080CA	400	600	148	SKF	SPHERICAL ROLLER BEARINGS
  W-27/8				FAG	THRUST BALL BEARINGS
  24020-2CS	100	150	50	SKF	SPHERICAL ROLLER BEARINGS
  KB-55CPO-2RS	5.5000	6.1250	.3125	CONSOLIDATED	DEEP GROOVE BALL BEARINGS