Shaffer (company)

Shaffer
Formerly
  • Shaffer Tool Works (1922–1968)
  • Rucker Shaffer (1968–1977)
  • NL Shaffer (1977–1992)
Company typeSubsidiary
IndustryOilfield equipment
Founded1922; 102 years ago (1922) in Brea, California
FounderWilliam D. Shaffer
Parent
  • Rucker Corporation (1968–1978)
  • NL Industries (1978–1992)
  • Varco (1992–2005)
  • NOV Inc. (from 2005)

Shaffer, a subsidiary of NOV Inc., is a manufacturer and distributor of pressure control devices for the petroleum industry. The company's products include blowout preventers, control systems, riser string packages, choke valves, riser tensioners, and drill string compensators.