AMC® 704018-04 Short Forged Nut, 1/4 in Female SAE Flared, Brass
AMC® Short Forged Nut, Connection Size: 1/4 in, Connection Type: Female SAE Flared, Lead-Free Brass, For Use With: Copper, Brass, Aluminum, Steel Tubing, -40 to 250 deg F, Additional Information: 7/16-20 Thread Size, 0.034 lb Weight