NHK Spring. 

NHK Spring Co., Ltd. provides automobile, data communications, and industry and lifestyle products in Japan, Asia, the United States, and Europe. The company operates through four segments: Automotive Suspension Springs; Automotive Seating; Precision Springs and Components; and Industrial Machinery and Equipment, and Others. It offers automotive suspension springs, such as coil springs, stabilizers and torsion bars, stabilinkers, accumulators, bonding bushes, stabilizers links, and leaf springs, as well as power train products, and braking and exhaust systems, including valve springs; disc, wire, and wave springs for gearboxes; injector springs; and various thin plate and disc springs, and wire spring products. The company also provides sports, suspension, fatigue reduction, and one motor power seats; polyurethane foams; screws and bolts; control cables; door sunshades; tonneau covers; mechanical seating components; and trim parts and others. In addition, it offers motorcycle related chain tensioners; and motor cores, spring grid array, ceramic springs, and metal substrate products. Further, the company provides HDD-related products, such as suspensions, top covers, disk clamps, and base plates/dummy heads; data communications and semiconductor device related products, including test sockets, probe cards, wire springs/precision fabricated products, lock hinges, bonded metal products, aluminum cooling plates, and shower heads; electric related products; and microcontactor solutions, probe cards, and test sockets. Additionally, it offers industry and life style products include plant, spring mechanism, chemical, multi-story parking system, security, electronic components department, railway, maritime, and sports related products, and products related to various tests and design services. The company was incorporated in 1936 and is headquartered in Yokohama, Japan.