Product parameters

• QIBR No. QRK6-16N1Z
• KAYDON No. RK6-16N1Z
• Bearing Type Four Point Contact
• Closure Type Double Seal
• Bearing Material 42CrMo, 50Mn, Stainless Steel
• Seal Material FPM, NBR

Load Capacity

• Max gear tooth load (Fz)5780lbs (25.71KN)
• Moment load rating (Crm)19295ft-lbs (26164N-m)

Overall Dimensions

• Outside diameter (Do)20.39 " (517.91mm)
• Inside diameter(di) 12.85 " (326.39mm)
• External Diameter on Outer Ring (Dr)17.87 " (453.9mm)
• Internal diameter on outer ring(Di) 16.22 " (411.99mm)
• External diameter on inner ring(do)16.14 " (409.96mm)
• Overall width 2.205" (56.007mm)
• Weight (lb)65 lbs (30KG)

Mounting Holes

• Bolt circle Dia. - Outer (Lo)19.25 " (488.95mm)
• Number holes - Outer (no) 8
• Bolt circle Dia. - Inner (Li)14.88 " (377.95mm)
• Number holes - Inner (ni) 12

Gear Data

• Pitch Dia. of Gear (D2)13.25 inch" (336.55mm)
• Diametral pitch (Pd)4" (101.6mm)
• Number of gear teeth (z2)  53
• Pressure angle of gear teeth (α) 20 º