Analisis Manajemen Inventory Spare Parts Alat Berat Pelabuhan Model Consignment Stock Guna Meminimumkan Total Inventory Cost (TIC) di PT XYZ

ABSTRACT
 PT. XYZ is a service company engaged in the maintenance of port heavy equipment and modification as well procurement spare parts for equipment. In 2018 along with improving work performance expands its wings to civil works sector, starting from dock repair work, accessories, construction structures reclamation. provision equipment, company's inventory must be guaranteed. at each site especially X has limited warehouse, so it maximize inventory. existing condition, amount still exceeds number user requests which will accidentally fill their warehouse increase Total Inventory Cost (TIC). With this problem, TIC depreciation carried out periodic review policy (R, s, S) consignment stock system. Based on above method, original amounted Rp. 43,063,451 method amounting 38,318,736 or decreased by 11% if using system, was 36,987,546 13%.