Owned and operated by ASAP Semiconductor, ASAP NSN Parts is your new one-stop-shop for all your pneumatic tube NSN parts and components related needs. Our goal is to make the parts purchasing process as simple as possible. With us, you can find pneumatic tube with NSN 4720-01-136-8498 and manufactured by Navair And Navsea Managed, Presray Corporation The at some of the most competitive prices in the market. Just fill out and submit an RFQ to get started on a quick and competitive quote.