Original Rusian ASZ-63 Pilot Life Preserver Unissued Condition

This is a original Russian Soviet ASZ-63P Pilot Life Preserver, the front of the ASZ-63P contains a CO2 activation cartridge, water activated light, two manual inflation valves, and a whistle,the underside of the ASZ-63P contains the water activated battery and the harness,this is in unissued condition,this is as shown on pages 28-29 of the „MiG Pilot Survival“ book written by Alan R. Wise,life preserver is unissued in exellent condition with original green cloth bag,