
This is a modified MUV pull fuze with an arming time delay device that gives troops several minutes to lay and camouflage a mine and reach a safe distance before the fuze becomes fully armed.
This fuze is used in the PMD-6M antipersonnel mine.
No information about functioning.
Basic Identification of Ammunition in Ukraine 5.0 (2023)
TM 5-280, Foreign Mine Warfare Equipment (chg 1, 1971)