trunnion pin

палець опори, що хитається; цапфа; з'єднувальний болт для кріплення короба кулемета зі станком

trunnion-pin hole

arming pin; safety pin

firing pin retaining pin

track pin retaining pin

belt-feed pawl pin / belt feed pawl pin

antifriction trunnion

antifriction trunnion bearing

cant of trunnion axis

cradle equilibrator trunnion

cradle trunnion

cradle-trunnion bearings

cradle-trunnion stud

elevated trunnion concept

gun trunnion tilt

inclination of trunnion axis

main trunnion bearing

main trunnion plate

rear trunnion mounting

semiflexible trunnion-post mounting

spring guide trunnion

tilt of trunnion axis

top-carriage trunnion

top-carriage trunnion bearing

traveling trunnion bed