d - 35 mm

D - 80 mm

T - 22,75 mm

B - 21 mm

C - 18 mm

a - 16,9 mm

r min. - 2 mm

r2 min. - 1,5 mm

da min. - 45 mm

da max - 45 mm

Da min - 70 mm

Da max. - 70 mm

Db min. - 74 mm

ra max. - 2 mm

rb max. - 1,5 mm

Weight - 0,527 Kg

Basic dynamic load rating (C) - 76,2 kN

Basic static load rating (C0) - 78,9 kN

(Grease) Lubrication Speed - 5200 r/min

(Oil) Lubrication Speed - 6900 r/min

Calculation factor (e) - 0,31

Calculation factor (Y0) - 1,05

Calculation factor (Y1) - 1,9

• Model Number: 30307JR-1
• Inner Diameter：35mm Outer Diameter：80mm Width：22,75mm
• Type：Tapered Roller Bearings
• Update date：2025-12-15
• Application:journal lathe,Rolling mill gear box,marine test,chemical instruments,building decoration raw materials and accessories,Grinding and polishing equipment,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,Air,wheel lathe,mechanical and electrical,Rolling mill
• Similar models:CX 30307A NTN 4T-30307 NTN 30307C NTN 4T-30307D NTN 4T-30307C KBC 30307DJ KOYO 30307DJR PFI 30307 SKF 30307J2/Q NACHI E30307DJ
• BEARING POWER International Trading Co.,Ltd. specialize in 30307JR-1 products，there is large inventory of KOYO 30307JR-1 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 30307JR-1 Which KOYO 30307JR-1 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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