d - 85.725 mm

D - 168.275 mm

T - 41.275 mm

B - 41.275 mm

C - 30.162 mm

a - 2.8 mm

r1 min. - 3.5 mm

r2 min. - 3.3 mm

Weight - 4,14 Kg

Basic dynamic load rating (C) - 208000 kN

Basic static load rating (C0) - 310000 kN

(Grease) Lubrication Speed - 2000 r/min

(Oil) Lubrication Speed - 2800 r/min

Calculation factor (e) - 0.47

Calculation factor (Y0) - 0.70

Calculation factor (Y1) - 1.3

• Model Number: 677/672
• Inner Diameter：85.725mm Outer Diameter：168.275mm Width：41.275mm
• Type：Tapered Roller Bearings
• Update date：2025-12-11
• Application:rolling mill roll neck and slowdown device,rehabilitation training equipment,equipment,garbage disposal,Automobile,clean stationery,quality inspection equipment,marine analysis and testing equipment,industry test,Vertical machining,electrocardiograph
• Similar models:NTN 4T-67790/67720CD+A NTN 4T-67790/67720 KOYO 677/673SA KOYO 67782/67720 Timken 67780/67720-B NTN E-LM767745D/LM767710/LM767710D CX 67786/67720 NTN CRI-1677C3 ISO 67787/67720 KOYO 67790/67720
• BEARING POWER International Trading Co.,Ltd. specialize in 677/672 products，there is large inventory of NACHI 677/672 . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 677/672 Which NACHI 677/672 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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