Product parameters

• QIBR No. QRK6-16E1Z
• KAYDON No. RK6-16E1Z
• 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)4726lbs (21.02KN)
• Moment load rating (Crm)19295ft-lbs (26164N-m)

Overall Dimensions

• Outside diameter (Do)19.9" (505.46mm)
• Inside diameter(di)11.97 " (304.04mm)
• Internal diameter on outer ring(Di) 16.22"(411.99mm)
• External diameter on inner ring(do)16.14"(409.96mm)
• Internal diameter on inner ring(dr)14.49"(368.05mm)
• Overall width 2.205" (56.007mm)
• Weight (lb)72 lbs (33KG)

Mounting Holes

• Bolt circle Dia. - Outer (Lo)18 " ( 457.2mm)
• Number holes - Outer (no) 8
• Bolt circle Dia. - Inner (Li)13.13 " (333.5mm)
• Number holes - Inner (ni) 12

Gear Data

• Pitch Dia. of Gear (D2)19.5 " (495.3mm)
• Diametral pitch (Pd)4" (101.6mm)
• Number of gear teeth (z2)  78
• Pressure angle of gear teeth (α) 20 º