Durable plastic cases protect these Avon M50 Gas Mask Filter sets, as well as a vacuum sealed bag. This filter set is compatible with the M50 and M51 only! Manufacture date is 2015 with a 2020 inspection date. When vacuum sealed these filters have a shelf life of 5-10+ years.
- For the M50/M51 Gas Mask – Compatible with USGI M50/M51 gas mask.
- Various Government Contractors – This item is manufactured for the US government by various contractors.
Country of Manufacture: USA – This product is manufactured in the USA.
Issue Type: USGI – These are genuine US government issued items made to military specification (mil-spec).