Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R48377REVA found under Window Observation by Itt Corporation. The National Stock Number assigned to this part is 9330003322004, and the Federal Supply Class is 9330 Plastics Fabricated Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like R48377REVA.