d - 40 mm

D - 90 mm

T - 25,25 mm

B - 23 mm

C - 17 mm

a - 28,7 mm

r min. - 2 mm

r1 min. - 1,5 mm

da min. - 56 mm

Da min - 70 mm

Da max. - 81 mm

db max. - 50 mm

Db min. - 87 mm

ra max. - 2 mm

rb max. - 1,5 mm

Weight - 0,728 Kg

Basic dynamic load rating (C) - 80 kN

Basic static load rating (C0) - 89,5 kN

(Grease) Lubrication Speed - 3800 r/min

(Oil) Lubrication Speed - 5300 r/min

Calculation factor (e) - 0,83

Calculation factor (Y0) - 0,4

Calculation factor (Y1) - 0,73

• Model Number: HR31308J
• Inner Diameter：40mm Outer Diameter：90mm Width：25,25mm
• Type：Tapered Roller Bearings
• Update date：2025-12-17
• Application:equipment and,X-ray Equipment,sheet industry,hydraulic actuator,forklift truck,Grinding and polishing equipment,ventilator anesthesia machine etc,test laboratory equipment and accessories,position switch,Broadcasting System,other CNC
• Similar models:FAG 31308-XL-P5-DF-VA20-40 FBJ 31308 Timken X31308/Y31308 SKF 31308J2/QCL7C FAG 31308-A-N11CA-A50-90 NSK HR31308J Timken 31308 Fersa 31308F ISB 31308J/DF NKE 31308-DF
• BEARING POWER International Trading Co.,Ltd. specialize in HR31308J products，there is large inventory of NSK HR31308J . We has been built up long-term cooperation with NSK company, could make a bulk order of the HR31308J Which NSK HR31308J 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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