d - 60 mm

D - 130 mm

T - 33,5 mm

B - 31 mm

C - 26 mm

a - 26,9 mm

r min. - 3 mm

r2 min. - 2,5 mm

da min. - 74 mm

da max - 77 mm

Da min - 112 mm

Da max. - 118 mm

Db min. - 120 mm

ra max. - 2,5 mm

rb max. - 2 mm

Weight - 2,08 Kg

Basic dynamic load rating (C) - 173 kN

Basic static load rating (C0) - 201 kN

(Grease) Lubrication Speed - 3100 r/min

(Oil) Lubrication Speed - 4100 r/min

Calculation factor (e) - 0,35

Calculation factor (Y0) - 0,96

Calculation factor (Y1) - 1,74

• Model Number:30312JR
• Inner Diameter：60mm Outer Diameter：130mm Width：33,5mm
• Type：Tapered Roller Bearings
• Update date：2026-01-01
• Application:linear drive,luminescent reagent,electrostatic protection,Low-voltage electrical equipment,Industrial,coal,inorganic chemical,metallurgy,Pneumatic Actuator,hook,education model Instruments
• Similar models:NTN 4T-30312DDF KBC 30312J PFI 30312 FBJ 30312 KOYO 30312JR NTN 30312 NKE 30312 Fersa 30312F Timken 30312 CX 30312A
• BEARING POWER International Trading Co.,Ltd. specialize in 30312JR products，there is large inventory of KOYO 30312JR . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 30312JR Which KOYO 30312JR 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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