Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SO4-032-8 found under Standoff Threaded Spacing by Penn Engineering And Manufacturing. The National Stock Number assigned to this part is 5340016547334, and the Federal Supply Class is 5340 Hardware Commercial. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SO4-032-8.