Hello, you have come here looking for the meaning of the word
witness mark. In DICTIOUS you will not only get to know all the dictionary meanings for the word
witness mark, but we will also tell you about its etymology, its characteristics and you will know how to say
witness mark in singular and plural. Everything you need to know about the word
witness mark you have here. The definition of the word
witness mark will help you to be more precise and correct when speaking or writing your texts. Knowing the definition of
witness mark, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Noun
witness mark (plural witness marks)
- A scratch or similar mark on each portion of an assembly used to determine the previous position or location of its parts.
2001 March 27, National Transportation Safety Board, “1.16.3 Detail Examination and Tests of Standby Rudder Actuator Input Shaft and Bearing”, in Aircraft Accident Report: Uncontrolled Descent and Collision With Terrain, United Airlines Flight 585, Boeing 737-200, N999UA, 4 Miles South of Colorado Springs Municipal Airport, Colorado Springs, Colorado, March 3, 1991, archived from the original on 8 May 2022, page 64:During the examination, the bearing was reassembled into the actuator body so that the fire witness marks on the actuator surface and the bearing flange matched and the bearing was situated as close as possible to the actuator's housing surface. In this position, it was noted that an additional 30-degree rotation was required in order for the bearing flange to mate against the actuator boss.