d - 140 mm

D - 250 mm

T - 45,75 mm

B - 42 mm

C - 36 mm

ra1 max. - 2,5 mm

a - 48,5 mm

r min. - 4 mm

r1 min. - 3 mm

da min. - 158 mm

Da min - 219 mm

Da max. - 236 mm

db max. - 163 mm

Db min. - 237 mm

ra max. - 3 mm

Sa - 7 mm

Sb - 9,5 mm

Weight - 9,26 Kg

Basic dynamic load rating (C) - 420 kN

Basic static load rating (C0) - 570 kN

(Grease) Lubrication Speed - 1 400 r/min

(Oil) Lubrication Speed - 1 900 r/min

Calculation factor (e) - 0,44

Calculation factor (Y0) - 0,76

Calculation factor (Y2) - 1,38

• Model Number:30228U
• Inner Diameter：140mm Outer Diameter：250mm Width：45,75mm
• Type：Tapered Roller Bearings
• Update date：2023-03-23
• Application:milling head plug,transistor fittings,metering pump,animal,hot and cold box,Hydraulic Couplings,building decoration raw materials and accessories,Cutting Machine,chemical,machine tool spindle,ventilator anesthesia machine etc
• Similar models:KOYO 46T30228JR/82,5 ISO 30228 CX 30228A SKF 30228J2/DFC100 NTN 30228 SNR 30228A NTN 430228X FAG 30228-A-N11CA Timken 30228 Timken X30228M/Y30228M
• BEARING POWER International Trading Co.,Ltd. specialize in 30228U products，there is large inventory of NTN 30228U . We has been built up long-term cooperation with NTN company, could make a bulk order of the 30228U Which NTN 30228U 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
  1635	19,05	44,45	12,7	CYSD	Deep Groove Ball Bearings
  602-2Z	2	7	3,5	ZEN	Deep Groove Ball Bearings
  6021-2Z-NR	105	160	26	NKE	Deep Groove Ball Bearings
  7015 CD/P4AH1	115	75	20	SKF	Angular Contact Ball Bearings
  71832 ACD/P4	200	160	20	SKF	Angular Contact Ball Bearings
  AEL205D1	25,000	52,000	21,5	NTN	Deep Groove Ball Bearings
  M-24161	38,1	47,625	25,4	NSK	Needle Roller Bearings
  NJ209-E-MPA+HJ209-E	45	85	19	NKE	Cylindrical Roller Bearings
  NK38/20-XL	38	48	20	INA	Needle Roller Bearings
  NN4928	140	190	50	ISO	Cylindrical Roller Bearings
  NNU 4938 SPW33	190	260	69	ISB	Cylindrical Roller Bearings
  NUP5221	105	190	65,1	ISO	Cylindrical Roller Bearings
  UCTH202-150	15		88	FYH	Bearing Units
  WF602ZZ	2	7	3,5	KOYO	Deep Groove Ball Bearings
  NJ406	30	90	23	FAG	CYLINDRICAL ROLLER BEARINGS
  CRH56VBUUR	1.7500	3.5000	2.0000	IKO	NEEDLE BEARINGS
  LS1730	17	30		SKF	THRUST NEEDLE BEARINGS
  A-5040WB	200	310	82	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  NU-19/530E	530	710	82	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  VLU200544	434	648		CONSOLIDATED	SLEWING BEARINGS