Product parameters

• QIBR No. Q2970DBD101t
• NSK No.2970DBD101t
• Bearing Type Double-Row Ball Slewing
• Closure Type Double Seal
• Bearing Material 42CrMo, 50Mn, Stainless Steel
• Seal Material FPM, NBR

Load Capacity

• Tangential force(Fr)170.1KN
• Related axial static load(Fa)18000KN

Gear teeth

•  Pitch diameter of gear(D0)2988mm
• Tooth modulus(m)18mm
•  Number of teeth(z)166
• Tooth width(b)142mm

Overall Dimensions

• Inside diameter of inner ring (Di)2970mm
• Outside diameter of outer ring(Da)3428mm
• Internal diameter on outer ring(Oa)3213mm
• External diameter on inner ring(Oi)3208mm
• Inner ring width(h)168mm
• Overall width(H)189mm
• Weight(w)2269.5kg

Mounting Holes of Outer Ring

• Bolt circle Dia. (La)3360mm
• Number of holes (Za)90
• Diameter(da)33

Mounting Holes of Inner Ring

• Bolt circle Dia. (Li)3136mm
• Number of holes (Zi)90
• Diameter(di)M30
• Hole depth(t1)40
• Hole depth(t2)60