ModelNFS 80Standard Bore Size (In)3.1496Standard Bore Size (mm)80Rated Torque Capacity (ft. -lbs. )2894Rated Torque Capacity (N-M)3924Maximum Overrunning Speed - Inner Race (rpm)670Maximum Overrunning Speed - Outer Race (rpm)340Weight Unit of Measure:EAWeight:225.4Sale Qty Multiple:1Packaged Length:0Packaged Width:0Packaged Height:0No. Links/Ft. :0Model:NFS 80Standard Bore Size (In):3.1496Standard Bore Size (mm):80Rated Torque Capacity (ft. -lbs. ):2894Rated Torque Capacity (N-M):3924Maximum Overrunning Speed - Inner Race (rpm):670Maximum Overrunning Speed - Outer Race (rpm):340Drag Torque (lb-in):11Drag Torque (N-m):1Keyway (mm):22 x 3.1Keyway (in):0.87 x 0.12Std Package Quantity:1Std Mfg Delivery:Normally StockedWarranty:2 YearTypical