d - 60 mm

D - 130 mm

T - 33,5 mm

B - 31 mm

C - 22 mm

ra1 max. - 2 mm

a - 40,5 mm

r min. - 3 mm

r1 min. - 2,5 mm

da min. - 74 mm

Da min - 103 mm

Da max. - 118 mm

db max. - 73 mm

Db min. - 124 mm

ra max. - 2,5 mm

Sa - 4 mm

Sb - 11,5 mm

Weight - 1,97 Kg

Basic dynamic load rating (C) - 150 kN

Basic static load rating (C0) - 176 kN

(Grease) Lubrication Speed - 2 700 r/min

(Oil) Lubrication Speed - 3 600 r/min

Calculation factor (e) - 0,83

Calculation factor (Y0) - 0,4

Calculation factor (Y2) - 0,73

• Model Number: 4T-30312D
• Inner Diameter：60mm Outer Diameter：130mm Width：33,5mm
• Type：Tapered Roller Bearings
• Update date：2025-04-22
• Application:circulating pump,security equipment,Warehouse Shelf Equipment,Blood coagulation reagent,orthodontic material,relay,hydraulic pressure gauge,Broadcasting System,Antenna Industry,Storage Tool,sheet industry
• Similar models:KOYO 46T30312DJR/51 PFI 30312 KOYO 30312DJR ISB 30312 KOYO 30312CR CYSD 30312 KOYO 30312JR NTN 4T-30312D Timken 30312 SNR 30312A
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-30312D products，there is large inventory of NTN 4T-30312D . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-30312D Which NTN 4T-30312D 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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