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Expired gas mask filters2/28/2024 ![]() FREE delivery Thu, Aug 24 on 25 of items shipped by Amazon. Both protect against all NBC agentsĪnd are 100% current issue / used in federal agencies, etc. Gas Mask Filter NATO Specifications NBC for 40mm Gas Masks Filter with Long Shelf Life. USAGE: Obsolete/US Military Surplus only. Military discontinued use of the C2 in favor of the new/better RFT is 1992 These are 100% military surplus filters. The can: For Example: RFT 920000CF24054 (sample serial #) (firstĭigits are the year of manufacture) In this example the mfg date: ** (old filters are known to have Chromium ToxicityĭETAILS: To find out if your filter is expired, you must find But overall, the Slip makes a great gift for that stylish. Legally released by the Canadian military. To that end, some CR evaluators found that the mask was true to its name and slipped during the night. ![]() Masks are on eBay all the time being sold to unsuspecting bidders.Ī serviceable, current-production, green-faced C4 is aboutįind as anything could be. This results in the adhesive prematurelyĭrying out and the mask literally falling apart. The production run but the most common is the wrong adhesive Israeli masks, which are the only Israeli masks thatĭETAILS: Around 30K defective and rejected masks inĬirculation, commonly found for sale on ebay, and We occasionally obtain a shipment of brand new 2003 Widest used model in the world and are highly effectiveīut only when certain criteria are met the mask mustīe within it's 20year lifespan (most are not), must haveĪnd seals thoroughly inspected, and must be used with This thread illustrate that perfectly (filters may be within their expiry dates and still be faulty).DETAILS: The Israeli masks are actually the single (source criticism folks).īuy new (as in new, not old unused/unissued which often turns into "new" in surplus seller-speak on the net.), then you know what you get. It won't be toxic though (fine for dust and maybe even mould & other particulates), the teenagers living in their mother's basement which speculate on youtube on whether there is asbestos in modern (as in post-WWII) filters is, well, not the most reliable and informed bunch to be had around. So what the seller probably did was acquire a shipping container full of old Soviet filters and then paired them with the IDF mask. I don't know much about them but I guess that it was manufactured in 1976. Oh, and the shelf life of the C2A1 is supposedly 10 years, but I've seen several army documents extending the shelf life of some of the plastic canned (not the tin can versions) up to 12 years or longer.for what that is worth.ĭate of manufacture is going to be the first two numbers and letter.so MMB05A035-01 is January 2005 manufacture.Ĭlick to expand.That sounds rather like you've got a Soviet-made GP-5 filter (GP looks a bit like RN in the cyrillic alphabet and I bet that the filter "that looks like a american C2" is olive green, right?). The following lot #s should be considered safe for use with riot agents or for practice use only: I've seen some of these filters appear for sale on ebay. The ones that failed, or at least some of them, were, you guessed it, surplussed off. The ones that passed were stenciled with a large "T" on the side they are good as gold. In 2006 the Army identified a number of lots of the C2A1 filters that "might not provide a correct standard of protection" and so sent them for testing. The average duration before the filter begins to lose effectiveness is around 20 to 30 minutes for most of the other agents. It does not protect against ammonia or ammonium-based compounds, and it's duration against some of the agents listed here range from a high of around 8 hours for tear agents to a low of just 15 minutes for Sulphur Dioxide. Made here in the US by 3M, it incorporates a p100 level particulate filter and activated carbon to protect against a large number of threats, including Sarin and its companion DMMP, Hydrogen Cyanide, Phosgene, Chlorine, Sulphur Dioide, Hydrogen Chloride, CS and CN (tear) gas, the blood agent CK and the nasty pseudo-nerve agent PS. It doesn't hurt that it is the current issue filter for the US Armed Services as well as Canada and other forces as well. The C2A1 filter has a place in lots of survivalists CRBN preps due to its effectiveness, cost, and relatively long life in storage. Just a brief note on effectiveness of the C2A1 filter, duration of use, and the recall that took place a few years back.
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