Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LG0574-04 found under Leg Semitrailer Retractable Supp by Binkley Co The. The National Stock Number assigned to this part is 2590015030436, and the Federal Supply Class is 2590 Miscellaneous Vehicular Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like LG0574-04.