Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4-04002H found under Parts Kit Valve by Sentry Company. The National Stock Number assigned to this part is 4810015254655, and the Federal Supply Class is 4810 Valves Powered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4-04002H.