Peer Review

see Internal Relocking Device

abb. Trigger Device

abb. Depth and Space Data

n. a numerical designation used by some key machine manufacturers which correlates to a key bitting specification

(already defined in the current dictionary)

see wafer tumbler

n. a discontinued Sargent lockset that combined a key-in-knob with a mortise chassis

n. the pin tumbler in a tubular lock that makes direct contact with the key