Flowserve Corp (NYSE: FLS) is a flow control equipment company that designs, manufactures, and services pumps, valves, seals, and related equipment used to manage the flow of liquids and gases in industrial processes. Revenue comes from equipment sales and an aftermarket service and parts business serving customers across oil and gas, chemical, power generation, water, and other process industries. The company positions itself as a global leader in flow control technology, with a stated strategy built around three areas: diversification into nuclear and energy transition markets, decarbonization-related applications, and digitization of its product portfolio. According to the 10-K filed February 17, 2026, Flowserve operates two reportable segments and serves customers worldwide, competing on product reliability, brand trust, and an installed base that supports recurring aftermarket revenue.

Revenue model

Transactional revenue from original equipment sales combined with aftermarket revenue from replacement parts, repairs, and field services on an installed base of pumps, valves, and seals. The aftermarket stream provides recurring demand tied to the longevity of installed equipment across process-industry customers.

Products and services

Pumps, valves, mechanical seals, and related flow control components and systems. Products serve fluid handling applications in oil and gas, chemical processing, power generation, water management, and energy transition end markets. The company also provides aftermarket parts and services.

Customers and end markets

Industrial customers in oil and gas, chemical processing, power generation, water and wastewater, nuclear, and energy transition markets. The 10-K (filed 2026-02-17) identifies nuclear, energy transition, and power generation as specifically targeted growth end markets.

Value-chain role

Original equipment manufacturer and aftermarket service provider. Sits between raw material and component suppliers and end-user industrial plant operators. Generates recurring aftermarket revenue from its installed base.

Geographic exposure

Global operations. The 10-K (filed 2026-02-17) describes Flowserve as a global company, though specific regional revenue breakdowns are not supported by the provided filing excerpts.

Source: SEC 10-K, filed 2026-02-17

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