QA1 Jam Nut – 5/16-24 Left Hand – 1/2in Hex 3/16in Wide – Steel – 6 Pack

K&N 14 inch air filter base plates for replacement or special application needs.

QA1 offers steel jam nuts for the industrial market. Steel jam nuts are made with high carbon steel and a protective coating and reference ANSI B18.2.2-1972.