Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LM4-24S found under Work Station Clean Air Laminar by Air System Components Inc. The National Stock Number assigned to this part is 3694011631619, and the Federal Supply Class is 3694 Clean Work Stations Controlled Environment And Related Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like LM4-24S.