d - 40 mm

D - 90 mm

T - 25,25 mm

B - 23 mm

C - 20 mm

a - 19,9 mm

r min. - 2 mm

r2 min. - 1,5 mm

da min. - 50 mm

da max - 52 mm

Da min - 77 mm

Da max. - 80 mm

Db min. - 82 mm

ra max. - 2 mm

rb max. - 1,5 mm

Weight - 0,757 Kg

Basic dynamic load rating (C) - 90,6 kN

Basic static load rating (C0) - 101 kN

(Grease) Lubrication Speed - 4500 r/min

(Oil) Lubrication Speed - 6100 r/min

Calculation factor (e) - 0,35

Calculation factor (Y0) - 0,96

Calculation factor (Y1) - 1,74

• Model Number: 30308JR
• Inner Diameter：40mm Outer Diameter：90mm Width：25,25mm
• Type：Tapered Roller Bearings
• Update date：2025-12-17
• Application:pneumatic,other processing,steam Hydraulic control element,medical equipment,marine test,animal,machining,lifting equipment Hoisting hoist,air purification,scientific instruments,Processing machinery
• Similar models:SKF 30308J2/Q NTN 4T-30308D CX 30308A Timken X30308/Y30308 SNR 30308A NSK HR30308DJ NTN 4T-30308 CRAFT 30308 SKF 30308T72J2/QDBC220 FBJ 30308
• BEARING POWER International Trading Co.,Ltd. specialize in 30308JR products，there is large inventory of KOYO 30308JR . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 30308JR Which KOYO 30308JR 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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