A metal framed, heat-treated clear glass window, with waterproof gasket, for the front opening of a diver's helmet, usually equipped with a metal guard to prevent breakage. Specially designed to be quickly closed, opened, and/or removed.
NSN 5985-00-963-8948
NSN 6220-01-175-1246
NSN 6645-00-799-9459
NSN 6110-01-644-4247
NSN 5905-00-419-0679
NSN 5999-00-186-9314
NSN 5925-00-114-2253
NSN 5895-00-740-7461
NSN 5996-00-146-1275
NSN 6320-01-332-7020
NSN 5905-01-390-6867
NSN 5945-01-025-4256