d - 101,6 mm

D - 168,275 mm

T - 41,275 mm

B - 41,275 mm

C - 30,162 mm

a - 38,6 mm

r min. - 3,6 mm

r1 min. - 3,2 mm

r2 min. - 3,2 mm

da min. - 114 mm

Da min - 146 mm

Da max. - 156 mm

Da - 149 mm

db max. - 115 mm

db min - 112 mm

ra max. - 3,6 mm

rb max. - 3,2 mm

Db - 156 mm

Weight - 3,37 Kg

Basic dynamic load rating (C) - 224 kN

Basic static load rating (C0) - 349 kN

(Grease) Lubrication Speed - 2200 r/min

(Oil) Lubrication Speed - 3000 r/min

Calculation factor (e) - 0,47

Calculation factor (Y0) - 0,7

Calculation factor (Y1) - 1,28

• Model Number: 687/672
• Inner Diameter：101,6mm Outer Diameter：168,275mm Width：41,275mm
• Type：Tapered Roller Bearings
• Update date：2025-12-16
• Application:Forging machine,sucker industry,hydraulic cylinder buffer,mobile toilet,Chromatography Products,walking Food processing machinery and equipment,Storage Device,Small air generators,food add,electric pump,sheet industry
• Similar models:KOYO 68462/68712 CX 26878/26822 Timken NP505911/NP068792 Fersa 13687/13620 NTN 4T-68462/68712 ISO 27687/27620 FBJ 687/672 AST 26877/26820 NTN 4T-13687/13620 ISB 42687/42620
• BEARING POWER International Trading Co.,Ltd. specialize in 687/672 products，there is large inventory of KOYO 687/672 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 687/672 Which KOYO 687/672 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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