d - 73,025 mm

D - 150,089 mm

T - 44,45 mm

B - 46,672 mm

C - 36,512 mm

a - 32,4 mm

r min. - 3,6 mm

r2 min. - 3,2 mm

da min. - 91 mm

Da - 134 mm

db min - 85 mm

ra max. - 3,6 mm

rb max. - 3,2 mm

Db - 142 mm

Weight - 3,73 Kg

Basic dynamic load rating (C) - 264 kN

Basic static load rating (C0) - 368 kN

(Grease) Lubrication Speed - 2500 r/min

(Oil) Lubrication Speed - 3400 r/min

Calculation factor (e) - 0,33

Calculation factor (Y0) - 1,01

Calculation factor (Y1) - 1,84

• Model Number:744R/742
• Inner Diameter：73,025mm Outer Diameter：150,089mm Width：44,45mm
• Type：Tapered Roller Bearings
• Update date：2025-12-11
• Application:packaging machinery,medical equipment,hinge industry,extruder,medical Equipment,Spectrum Products,tooth filling,Chromatography Products,gas turbine,Seals,education model Instruments
• Similar models:Timken M757447D/M757410+M757410EA Timken LM377449/LM377410CD+LM377449XB CX 744/742 NTN E-LM377449D/LM377410+A Timken LL758744/LL758715 ISO 744/742 ISO LM377449/10 Timken 74472/74851CD+X1S-74472 ISO 90334/90744 CX HH926744/10
• BEARING POWER International Trading Co.,Ltd. specialize in 744R/742 products，there is large inventory of KOYO 744R/742 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 744R/742 Which KOYO 744R/742 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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