Wesco Aircraft Holdings, Inc. is a distributor and provider of supply chain management services to the global aerospace industry. The Company operates through two segments: North America and Rest of World. As of September 30, 2016, the Company supplied over 565,000 active stock-keeping units (SKUs), including C-class hardware, chemicals, electronic components, bearings, tools and machined parts. The Company's products include Hardware, Chemicals, Electronic Components, Bearings and Other Products. Its Services include Quality Assurance, Kitting and JIT Supply Chain Management. It caters to commercial, military and general aviation sectors, including the original equipment manufacturers (OEMs) and their subcontractors, through which it supports various Western aircraft programs, and also sells products to airline-affiliated and independent maintenance, repair and overhaul (MRO) providers. It also services industrial customers.