Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MANUAL 81-0108D ITEM 28 SH 6 found under Valve Linear Directional Control by Branick Industries Inc. The National Stock Number assigned to this part is 4820016026161, 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 MANUAL 81-0108D ITEM 28 SH 6.