Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 13157932-1 found under by Swaim Machine Co Inc. The National Stock Number assigned to this part is 8140012380399, and the Federal Supply Class is 8140 Ammunition And Nuclear Ordnance Boxes Packages And Special Containers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 13157932-1.