Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LG4CB2500 found under Pin Quick Release by Hartwell Corporation. The National Stock Number assigned to this part is 5315000527056, and the Federal Supply Class is 5315 Nails Machine Keys And Pins. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like LG4CB2500.