Barnes Group Inc. operates as an industrial and aerospace manufacturer, and service provider in the United States and internationally. Its Industrial segment offers precision components, products, and systems for applications serving various customers in end-markets, such as transportation, industrial equipment, automation, personal care, packaging, electronics, and medical devices. It also designs and manufactures hot runner systems, mold cavity sensors and process control systems, and precision high cavitation mold assemblies for injection molding applications; provides force and motion control solutions for various metal forming and other industrial markets; and designs and develops robotic grippers, end-of-arm tooling systems, sensors, and other automation components for intelligent robotic handling solutions and industrial automation applications. In addition, this segment manufactures and supplies precision mechanical products, including mechanical springs, high-precision punched and fine-blanked components, and retention rings for use in transportation and industrial applications. It sells its products primarily through its direct sales force and distribution channels. Its Aerospace segment produces fabricated and precision machined components and assemblies for commercial and military aircraft turbine engines, nacelles, and structures; provides aircraft engine component maintenance, repair, and overhaul services for turbine engine manufacturers, commercial airlines, and the military; and manufactures and delivers aerospace aftermarket spare parts. This segment primarily serves original equipment manufacturing industry. Barnes Group Inc. was founded in 1857 and is headquartered in Bristol, Connecticut.