d - 105 mm

D - 225 mm

T - 58 mm

B - 53 mm

C - 36 mm

a - 70,3 mm

r min. - 4 mm

r1 min. - 3 mm

r2 min. - 3 mm

da min. - 123 mm

da max - 126 mm

Da min - 193 mm

Da max. - 211 mm

db max. - 126 mm

Db min. - 211 mm

ra max. - 3 mm

rb max. - 2,5 mm

Db - 211 mm

Weight - 9,72 Kg

Basic dynamic load rating (C) - 397 kN

Basic static load rating (C0) - 489 kN

(Grease) Lubrication Speed - 1500 r/min

(Oil) Lubrication Speed - 2100 r/min

Calculation factor (e) - 0,83

Calculation factor (Y0) - 0,4

Calculation factor (Y1) - 0,73

• Model Number: 31321JR
• Inner Diameter：105mm Outer Diameter：225mm Width：58mm
• Type：Tapered Roller Bearings
• Update date：2025-12-17
• Application:screen filter,Traffic Fire Protection Equipment Security equipment,security,Flame Cutting,vacuum suction cup,Logistics Equipment,engine,generator,Automobile,medical equipment,medical equipment
• Similar models:NTN 31321X FAG 31321-X-XL NTN 31321XU KOYO 31321JR NSK HR31321J ISO 31321 CX 31321A
• BEARING POWER International Trading Co.,Ltd. specialize in 31321JR products，there is large inventory of KOYO 31321JR . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 31321JR Which KOYO 31321JR 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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