d - 49,212 mm

D - 93,264 mm

T - 30,162 mm

B - 30,302 mm

C - 23,812 mm

ra1 max. - 3,3 mm

a - 8,3 mm

Da - 82 mm

db - 56 mm

ra max. - 3,5 mm

da - 62 mm

Db - 88 mm

Weight - 0,877 Kg

Basic dynamic load rating (C) - 102 kN

Basic static load rating (C0) - 134 kN

(Grease) Lubrication Speed - 4 000 r/min

(Oil) Lubrication Speed - 5 300 r/min

Calculation factor (e) - 0,34

Calculation factor (Y0) - 0,97

Calculation factor (Y2) - 1,77

• Model Number:4T-3781/3720
• Inner Diameter：49,212mm Outer Diameter：93,264mm Width：30,162mm
• Type：Tapered Roller Bearings
• Update date：2025-12-18
• Application:Display Devices,Spectrum Products,packing equipment,paper processing machine,test strip,coupling type,hardware,electronic components,journal lathe,Storage Tool,metering pump
• Similar models:NTN 4T-3781/3720 Timken 3781/3720 FBJ 3781/3720 Timken 3781/3729D+X1S-366 AST 3781/3730 CX 3781/3720 ISO 3781/3720 NACHI 3781/3730
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-3781/3720 products，there is large inventory of NTN 4T-3781/3720 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-3781/3720 Which NTN 4T-3781/3720 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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  180DGB687	18.0000	24.0000	3.0000	American	DEEP GROOVE BALL BEARINGS
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