key width: Standard Locknut LLC W 21 Bearing Lock Washers

bore diameter::4.192 in; tang thickness::0.084 in; outside diameter over tangs::5.703 in; compatible lock nut number::AN-21, N-21; face diameter::5 in; series::W-00; number of tangs::19; material::Steel; tang width::0.39 in; key width::0.353 in;