Quick view #4-40 X 1/4" Flange Screws, Hex Washer Head, Locking Serrations, Full Thread, Steel, Zinc Plated $711.98 Select Quantity Compare
Quick view #4-40 X 1/2" Flange Screws, Hex Washer Head, Locking Serrations, Full Thread, Steel, Zinc Plated $435.15 Compare
Quick view #4-40 X 1/4" Flange Screws, Hex Washer Head, Locking Serrations, Full Thread, Steel, Zinc Plated Flange under the head acts like a washer to increase the bearing surface and distribute the load.Serrated teeth under the head bite into the mating surface as tightened to prevent loosening.Diameter (Nominal): #4Diameter (Dimension): 0.112"Thread Pitch:... $711.98 Select Quantity Compare
Quick view #4-40 X 1/2" Flange Screws, Hex Washer Head, Locking Serrations, Full Thread, Steel, Zinc Plated Flange under the head acts like a washer to increase the bearing surface and distribute the load.Serrated teeth under the head bite into the mating surface as tightened to prevent loosening.Diameter (Nominal): #4Diameter (Dimension): 0.112"Thread Pitch:... $435.15 Compare