The NSN 5331014362551 (O Ring) part number 239 50 121, 239 50 121 manufactured by Leybold Vacuum Products Inc, Oerlikon Leybold Vacuum Usa Inc is available in Jet Parts 360’s inventory. Owned and operated by ASAP Semiconductor, Jet Parts 360 has over six billion parts in its inventory, including NSN 5331014362551 . ASAP is devoted to streamlining the parts procurement process for our customers, making it easy for them to search through billions of parts to find exactly what they are looking for. We have dedicated account managers ready to solve procurement issues our clients face, whether it’s a need for aerospace parts, or an aircraft on ground situation. Submit a Quote for NSN 5331014362551 parts today to get started.