d - 28,575 mm

D - 69,85 mm

T - 23,812 mm

B - 25,357 mm

C - 19,05 mm

ra1 max. - 1,3 mm

a - 9,1 mm

Da - 61 mm

db - 35 mm

ra max. - 2,3 mm

da - 39 mm

Db - 64 mm

Weight - 0,483 Kg

Basic dynamic load rating (C) - 69 kN

Basic static load rating (C0) - 81,5 kN

(Grease) Lubrication Speed - 5 700 r/min

(Oil) Lubrication Speed - 7 600 r/min

Calculation factor (e) - 0,27

Calculation factor (Y0) - 1,21

Calculation factor (Y2) - 2,19

• Model Number: 4T-2578/2523
• Inner Diameter：28,575mm Outer Diameter：69,85mm Width：23,812mm
• Type：Tapered Roller Bearings
• Update date：2025-04-24
• Application:Beauty and Body,instrument,rolling machine,inorganic chemical,centrifugal pump,Other Measurements,Pneumatic Actuator,journal lathe,clean stationery,natural instruments,medical equipment
• Similar models:FBJ 2578/2523 Timken 2578/2523-B Timken 2578/2523-S CX 2578/2523 Timken 2578/2523 Timken 2578/2524YD KOYO 2578/2520 ISO 2578/2523 NTN 4T-2578/2523
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-2578/2523 products，there is large inventory of NTN 4T-2578/2523 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-2578/2523 Which NTN 4T-2578/2523 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.

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  SL182930	150	210	36	ISO	Cylindrical Roller Bearings
  UCT203	17			KOYO	Bearing Units
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  120348	.7500	1.1250	3.0000	BAL	JOURNAL ROLLER ASSEMBLIES
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  NF415	75	190	45	STEYR	CYLINDRICAL ROLLER BEARINGS
  6014-RS	70	110	20	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  GT-27	3.5937	2.1250		CONSOLIDATED	THRUST BALL BEARINGS
  94620	1.1250	1.6250	1.2500	CONSOLIDATED	JOURNAL ROLLER ASSEMBLIES