Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5925-243 found under Mechanical Stop by H O Bostrom Company Inc. The National Stock Number assigned to this part is 5340016233959, 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 5925-243.