Aerospace Exchange, a subsidiary of ASAP Semiconductor, is your one-stop shop for NIIN part numbers like BSSP4 under NIIN 990050343. Our convenient NIIN database allows you to search NIIN like 990050343 in a variety of methods. You can type in any of our many NSN part numbers such as BSSP4 or search by manufacturers like British Standards Institution. You are even able to further streamline the NIIN lookup process by searching for specific NSNs like 5315990050343. The Aerospace Exchange start purchasing process for NIIN NIIN 990050343 is tailored for optimal ease and our impressive inventory is made up of thousands of parts. You’ve never seen a buying experience like the one we provide at Aerospace Exchange.