Altimeter Instrument Board 5/16-18 Clamp Screw
$8.50Cadmium plated steel hex screw used to clamp the altimeter in the cast aluminum instrument board on Duesenberg Model J. Material: Steel Finish: Cadmium Thread: 5/16-18 Thread length: .900 OAL: 1.915 Length under head: 1.6875 Hex: .500 Hex height: .238 Slot: .110