d - 92,075 mm

D - 190,5 mm

T - 57,15 mm

B - 57,531 mm

C - 44,45 mm

a - 39,9 mm

r min. - 7,9 mm

r2 min. - 3,2 mm

da min. - 121 mm

Da - 170 mm

db min - 106 mm

ra max. - 7,9 mm

rb max. - 3,2 mm

Db - 174 mm

Weight - 7,52 Kg

Basic dynamic load rating (C) - 385 kN

Basic static load rating (C0) - 565 kN

(Grease) Lubrication Speed - 2100 r/min

(Oil) Lubrication Speed - 2700 r/min

Calculation factor (e) - 0,33

Calculation factor (Y0) - 0,99

Calculation factor (Y1) - 1,79

• Model Number: 857R/854
• Inner Diameter：92,075mm Outer Diameter：190,5mm Width：57,15mm
• Type：Tapered Roller Bearings
• Update date：2025-12-11
• Application:Broadcasting System,Forklift industry,hydraulic actuator,thread processing machine,Flame Cutting,manual Tools,Cleaning equipment,woodworking machinery,lifting tackle,wall materials,Food testing
• Similar models:KOYO 28579R/28521 Timken 8574/8520CD+X1S-8575 NTN 4T-28579/28521 ISO 8575/8520 KOYO 8575/8520 Timken NP929079/NP030857 CX 8575/8520 ISO 78255X/78571 NSK 78225/78571 FBJ 28579/28521
• BEARING POWER International Trading Co.,Ltd. specialize in 857R/854 products，there is large inventory of KOYO 857R/854 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 857R/854 Which KOYO 857R/854 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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