Product parameters

• QIBR No. Q720DBS210y
• NSK No.720DBS210y
• Bearing Type Four Point Contact
• Closure Type Double Seal
• Bearing Material 42CrMo, 50Mn, Stainless Steel
• Seal Material FPM, NBR

Load Capacity

• Tangential force(Fr)27.9KN
• Related axial static load(Fa)1980KN

Gear teeth

•  Pitch diameter of gear(D0)960mm
• Tooth modulus(m)8mm
•  Number of teeth(z)120
• Tooth width(b)70mm

Overall Dimensions

• Inside diameter of inner ring (Di)720mm
• Outside diameter of outer ring(Da)976mm
• Internal diameter on outer ring(Oa)823mm
• External diameter on inner ring(Oi)823mm
• Inner ring width(h)75mm
• Overall width(H)85mm
• Weight(w)167.5kg

Mounting Holes of Outer Ring

• Bolt circle Dia. (La)893mm
• Number of holes (Za)30
• Diameter(da)M16
• Hole depth(ta)32

Mounting Holes of Inner Ring

• Bolt circle Dia. (Li)753mm
• Number of holes (Zi)30
• Diameter(di)M16
• Hole depth(ti)32