MIDLAND INDUSTRIES 16004 Double Compression Sleeve Hex Nut, 5/16 in Threaded, Brass
MIDLAND INDUSTRIES Double Compression Sleeve Hex Nut, Connection Size: 5/16 in, Connection Type: Threaded, Brass, 0.61 in L, 0.56 in Hex, For Use With: Aluminum, Copper, Plastic Tubing, 250 psi, Additional Information: 1/2-20 Thread Size, 0.040 lb Weight