United Titanium manufactures and inventories hex jam nuts from #0 to 1-1/2" diameter. These hex jam nuts are manufactured to the most recent ASME B18.2.2, IFI, or customer stated standards. Their inventory is home to thousands of these hex jam nuts in any of their various materials like alloy C-276, grade 2 titanium, grade 5 titanium, grade 7 titanium and zirconium 702.