Flex-Loc 21FAF-616 Hex Lock Nut: Flex Top, 3/8-16, Grade 2 Steel, Cadmium Finish
Hex Lock Nut: Flex Top, 3/8-16, Grade 2 Steel, Cadmium Finish 0.5640" Width Across Flats, 0.5530" Flange Dia, Right Hand, MIL-S-7742 (MOQ=5, Pkg Qty=1)
Not Cancelable or Returnable!