The Purge O-Ring is used for both PVS-14 and PVS-7B/D.
It seals the Purge Port on the housing, keeping the dry nitrogen in and moisture and particles out.
The Purge O-Ring is used for both PVS-14 and PVS-7B/D.
It seals the Purge Port on the housing, keeping the dry nitrogen in and moisture and particles out.