The Government of Canada’s terminology and linguistic data bank.

COUPLE NORMAL [2 records]

Record 1 2009-01-21


Subject field(s)
  • Electric Motors


  • Moteurs électriques


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Record 2 1987-04-16


Subject field(s)
  • Lubrication Technology
  • Aeronautical Engineering and Maintenance

... torque required to turn nut on eyebolt with eyebolt threads completely through nut, but nut not contacting structure.


Install nut to connect elevator hydraulic actuating cylinder to elevator. Using a properly calibrated torque wrench, check the initial running torque of the nut. The initial running torque must be a minimum of 18 inch-pounds. If the initial running torque does not meet the 18 inch-pound minimum requirement, the nut must be replaced with a new nut which does meet the minimum requirement. Tighten nut to a final torque of 400 [more or less] 50 inch-pounds.


  • Tribologie
  • Aérotechnique et maintenance

Les écrous freinés ou auto-bloquants se définissent comme essentiellement rigides, et développent un couple de frottement élevé au vissage.


couple normal; couple de frottement : termes acceptés par le Comité d'étude de la terminologie des cartes de travail du DC-9.


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