Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 283-3451 found under Adapter Straight Pipe To Hose by Westrac Equipment Pty Ltd. The National Stock Number assigned to this part is 4730015689581, and the Federal Supply Class is 4730 Hose Pipe Tube Lubrication And Railing Fittings. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 283-3451.