d - 42,875 mm

D - 83,058 mm

T - 23,812 mm

B - 25,4 mm

C - 19,05 mm

ra1 max. - 3,3 mm

a - 17,6 mm

r min. - 3,5 mm

r1 min. - 3,3 mm

Da - 72 mm

db - 49 mm

ra max. - 3,5 mm

da - 55 mm

Db - 77 mm

Weight - 0,582 Kg

Basic dynamic load rating (C) - 76,5 kN

Basic static load rating (C0) - 99 kN

(Grease) Lubrication Speed - 4500 r/min

(Oil) Lubrication Speed - 6000 r/min

Calculation factor (e) - 0,33

Calculation factor (Y0) - 0,99

Calculation factor (Y1) - 1,8

• Model Number:25577/25521
• Inner Diameter：42,875mm Outer Diameter：83,058mm Width：23,812mm
• Type：Tapered Roller Bearings
• Update date：2025-12-11
• Application:manual Tools,welding equipment,Spectrum Products,sheet industry,pump,screen filter,inorganic chemical,Pump,Cylinder Standard,powder metallurgy,Textile Accessories
• Similar models:NTN 4T-25577/25521 SKF 25577/2/25523/2/Q NTN 4T-25577/25523 ISO 25577/25520 NACHI 25577/25520 Fersa 25577/25521 NTN 4T-25577/25522 SKF 25577/2/25520/2/Q Timken 25577/25522 KOYO 25577/25520
• BEARING POWER International Trading Co.,Ltd. specialize in 25577/25521 products，there is large inventory of NSK 25577/25521 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 25577/25521 Which NSK 25577/25521 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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  E17	17	44	11	SKF	MAGNETO BEARINGS