Product parameters

• QIBR No. QRK6-37E1Z
• KAYDON No. RK6-37E1Z
• 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)6477lbs (28.81KN)
• Moment load rating (Crm)55420ft-lbs (75150N-m)

Overall Dimensions

• Outside diameter (Do)41.2 " (1046.48mm)
• Inside diameter(di) 32.84 " (834.14mm)
• Internal diameter on outer ring(Di) 37.09 " (942.09mm)
• External diameter on inner ring(do)37.01 " (940.05mm)
• Internal diameter on inner ring(dr)35.36 " (898.14mm)
• Overall width 2.205" (56.007mm)
• Weight (lb)172 lbs (78.02KG)

Mounting Holes

• Bolt circle Dia. - Outer (Lo)38.88 " (987.55mm)
• Number holes - Outer (no) 18
• Bolt circle Dia. - Inner (Li)34 " (863.6mm)
• Number holes - Inner (ni) 20

Gear Data

• Pitch Dia. of Gear (D2)40.667 " (1032.94mm)
• Diametral pitch (Pd)3" (76.2mm)
• Number of gear teeth (z2)  122
• Pressure angle of gear teeth (α) 20 º