d - 25.4 mm

D - 57.15 mm

T - 17.462 mm

d₁ - - 42.3 mm

B - 17.513 mm

C - 13.55 mm

r_1,2 - min. - 1.3 mm

r_3,4 - min. - 1.5 mm

a - 12 mm

d_a - max. - 35 mm

d_b - min. - 31.5 mm

D_a - min. - 49 mm

D_a - max. - 50 mm

D_b - min. - 53 mm

C_a - min. - 3 mm

C_b - min. - 3.5 mm

r_a - max. - 1.3 mm

r_b - max. - 1.5 mm

Basic dynamic load rating - C - 40.2 kN

Basic static load rating - C₀ - 45.5 kN

Fatigue load limit - P_u - 4.9 kN

Reference speed - 9000 r/min

Limiting speed - 13000 r/min

Calculation factor - e - 0.35

Calculation factor - Y - 1.7

Calculation factor - Y₀ - 0.9

Mass bearing - 0.218 kg

• Model Number: 15578/15520
• Inner Diameter：57,15mm Outer Diameter：25,4mm Width：17,462mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:horizontal processing,Automobile,special broaching machine,Antenna Potentials,packaging materials,Animal Tracking,vertical sawing machine,Antenna Industry,injection molding machine,Film machine,stirrer
• Similar models:Timken 15578/15520 Timken 15578/15523 KBC 15578/15520 NTN 4T-15578/15523 KOYO 15578/15520 NSK 15578/15520 FAG K15578-15520 NTN 4T-15578/15520 CX 15578/15523 PFI 15578/20
• BEARING POWER International Trading Co.,Ltd. specialize in 15578/15520 products，there is large inventory of SKF 15578/15520 . We has been built up long-term cooperation with SKF company, could make a bulk order of the 15578/15520 Which SKF 15578/15520 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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