5-443279-1 is a low-profile spacer manufactured from aluminum alloy per ASTM-B-211 with an iridite finish per MIL-C-5541 Class 3. The component features precision-machined dimensions including a length of 0.246 ± 0.003 inches (6.25 ± 0.08 mm), an outer diameter of 0.190 inches (4.83 mm), and an inner diameter of 0.120 inches (3.05 mm). The spacer is designed for use in electronic assemblies where precise spacing and alignment are required, offering reliable performance in applications demanding tight dimensional tolerances and corrosion resistance.