lockpin

English

Etymology

From lock +‎ pin.

Noun

lockpin (plural lockpins)

  1. (chiefly aviation) A pin used to lock a mechanism and prevent it from moving.
    • 1970, US Bureau of Naval Personnel, Aviation Structural Mechanic E 1 & C., page 270:
      The pulling force exerted by the arms will then cause the spring-loaded lockpin retract collar to contact two fiberglass catches in the receptacle.
    • 1989, US Department of the Army, Aviation Unit and Intermediate Maintenance Manual, page 3-54:
      The lockpin housing contains a bushing for the parking lockpin mechanism and a bonded nylon strap.
    • 2008, US Navy, Grumman F6F Hellcat Pilot's Flight Operating Instructions, →ISBN, page 16:
      These safety lockpins, when engaged, prevent the main locking pins from disengaging, regardless of hydraulic pressure.

References

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