Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 887 00238 found under Seat Valve by Tri Canada Industries Ltd. The National Stock Number assigned to this part is 4820013081761, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 887 00238.