Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LR37859 1 found under Cover Fluid Filter by Crane Company. The National Stock Number assigned to this part is 2945016607220, and the Federal Supply Class is 2945 Engine Air And Oil Filters Cleaners Aircraft Prime Moving. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like LR37859 1.