d - 30,162 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 - 36,5 mm

ra max. - 2,3 mm

da - 40 mm

Db - 64 mm

Weight - 0,468 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-2558/2523
• Inner Diameter：30,162mm Outer Diameter：69,85mm Width：23,812mm
• Type：Tapered Roller Bearings
• Update date：2025-12-12
• Application:Storage Tool,marine test,oral medical device,transistor fittings,Generator,surgical instruments,tube,food sterilization,wall industry,non-ferrous metal alloy,engineering machine
• Similar models:Timken 25582/25521 Timken 25580/25519 Timken 25584/25521-B CX 25581/25520 KOYO 25580/25526 Fersa 25580/25520 KOYO 25582/25520 Timken 25580/25522 Timken 25582/25519 Timken 25580/25520
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-2558/2523 products，there is large inventory of NTN 4T-2558/2523 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-2558/2523 Which NTN 4T-2558/2523 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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  53334	170	275		ISO	Thrust Ball Bearings
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  EGB2215-E40	22	25	15	INA	Plain Bearings
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  239/560	560	750	140	Torrington	SPHERICAL ROLLER BEARINGS
  8011	11	32	.3937	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  SS61807-ZZ	35	47	7	CONSOLIDATED	DEEP GROOVE BALL BEARINGS