This instru… Issue Carry Case in Very Good Condtion 3M™ Secure Click™ Speaking Diaphragm Assembly, HF-800-05, 5 EA/Bag. Then glue it and the filter together and tape them together, and you have a fully removable filter. Contact Us. CONTAINS: - Respirator (Used for a air-tight frame and one-way air valves) We found it at our local hardware store in the painting aisle (20-30$), - Chemical Goggles (Used for eye covers and a surface for the reflective foil) We found it at our local hardware store next to the respirator (10-20$), - Leather (Used for face covering and holding the goggles to the respirator) We got a small, black leather purse at a thrift shop and cut it up (1-5$), - Reflective Foil (Used as glare and identity protection) We got this online for another project (it's really useful). These M40A1 gas masks are inspected and all parts are included. CONTAINS: Waterproof Chemcial Mask Bag Even in a situation like a house fire, you'd be better off with a wet cloth over this.If this is just an experiment, I would do some more research and play with different techniques to better spread the carbon and create beter filters. Numrich Gun Parts Corporation 226 Williams Ln. Then trim the extra leather off the sides so there is a nice curve around the mask. The masks were developed and introduced as a replacement to the M17 series protective mask that had been in service since 1959. This works great in a mask because all of the light is coming from outside the mask, whereas it is dark inside the mask. This instructible will show how gas masks work and is a good learning experience. CONDITION: Used, Fair So you have to fit the small, notched ring that comes on the store-bought filters onto the homemade filter. GAS MASKS ARE NOT RETURNABLE ITEMS. But for this instructable we will have a list of materials and where we bought them. After you have done that you have to build a top to the filter. CONTAINS: Thanks for the input and I hope the changes we made help. The M40 series of mask was designed as a replacement for the U.S. military's long outdated and terribly designed M17 series mask. However this is not going to actually protect you from anything and should NEVER be counted on to survive. Kingston, NY 12401 Phone: 866.686.7424 The first layer you add is a layer of thick cloth. You won't use the whole can, so you have to cut of the top leaving only about one fourth of the can(with the bottom still attached). This Project was designed for a school project and was used as a learning experiance, and should not be used in actual hazardous conditions. You can get an Israeli gas mask for less than $20 that are designed for their civilian population and have a proven track record.-Retired military, certified Hazmat and NBC instructor. CONDITION: Used, Good M-40 Review. We did this by making a smaller cylinder that will connect the filter and the ring. The first part is to build the frame for the filter. But if you shined a flashlight through it, from the other side, you would see through it. CHEMICAL-BIOLOGICAL MASK: FIELD, M40 (4240-01-258-0061 - SMALL) (4240-01-258-0062 - MEDIUM) (4240-01-258-0063 - LARGE) CHEMICAL-BIOLOGICAL MASK FIELD, M40A1 ... you are familiar with the location and operation of all parts. $19.99. About: Two brothers hell bent on creating everything there is to create, Electrification & Restoration of a 1970's Raleigh Shopper. 2-2. The m-40 is generally designed to filter nerve gas, primitive particles, and almost all organic particles. issue gas mask mfg: usgi. To apply the foil to the mask, just cut a google-shaped strip out of the foil. 1 - M40 Carrier pouch, OD Green 2 - M295 Decon kits Military surplus M40A1 Gas Masks in very good to excellent condition. After doing more research, we realized that the calculations we had were not accurate at all. This cost us about 40$. Once you have the pieces, just hot glue them on the mask. CONTAINS: Otherwise, if you are wanting something you can actually depend on, purchase a gas mask. Not bad. nvg parts . ISSUE GAS MASK. SIZE: Medium Room for improvement. So if you shined a flashlight at it it would be a mirror. We bought a huge roll and we have used it on many projects and it works and looks great. It is usually sold to put on windows as it is a one-way mirror (20-30$), - Activated Charcoal (Used as the main filtration agent because of its extremely absorbent nature) We got this at Walmart as it is used as a filter agent in aquariums (5-10$), - Small Cylinder (Used as the filter frame) We just used a washed, tin can that we cut to size, - Wood, Cloth, and Coffee Filters (Used in the filter to separate and filter). To plug it up, just put tape and glue on both sides of the unused hole until air cannot pass through it. Your done with your very own gas mask! Quick view. But it is worth the difficulty. Then just glue the plastic ring on top of the wire cylinder, and tape the whole thing. C2A1 Canister Description of Mask a. Facepiece Assembly. I assume you just tossed up random percentages, because most of those are literally impossible with the materials you are using in the process of its construction. Did you make this project? We think that this gas mask can filter a decent amount of airborne particles.. So we decided to use the airtight attachment system used by the filters that come with the respirator. Also a coffee filter has a much large porous surface then filters and a military-grade my gas mask. Make sure to glue the lid on TIGHTLY, because if the layers are not tightly packed the charcoal will roll around and fall to the bottom of the filter. After you have created the top and drilled lots of small air-holes in it, you can begin adding the filter layers into the frame. Quick view. nvg mounts; m40 / m50 masks ; helmets; call sign patches . You can make the cylinder by wrapping a strip of wire and then gluing it into a solid cylinder (you might be able to do it with PVC). We didn't put that much on, since we wanted the mask small and portable. In fact, having two filters just means you will have to replace twice as many filters. 4. Participated in the Beyond the Comfort Zone Contest. The reflective foil is not necessary to the gas mask itself, but is still useful. Operation Manual Then press the foil from the inside out onto the inside of the goggles.You can press out the air-bubbles trapped in the foil, but we left them because they didn't hinder sight and they looked cool. Or any final adjustments to the straps so that the mask is airtight when you wear it. GM01 M40 SERIES G.I. With so many political feuds and religious fanatics, people who live in populated areas need to be prepared for nuclear fallout, or at the very least, nerve gases. It has the look and almost has the gas mask functionality. For them to fit snuggly, you have to cut off the small nose cover on the goggles. Homemade M40 Gas Mask Using Spare Parts: In the world we live in, global war could conceivably happen at any time. You could just tape and glue it to the mask permanently, but we wanted a consistent way to remove and reattach it to the mask. It helps in broad daylight since it acts as sunglasses, it helps to keep your identity secret, and it makes the gas mask look both fantastic and terrifying. There are 5 pieces of leather on the mask: one rectangle-shaped piece that covers the top and sides of the goggles, two triangle-shaped pieces in between the goggles and the respirator, and two pieces that cover the sides of the respirator and rim the filter holes. Military Parts . SIZE: Medium Make sure to spread the charcoal out evenly and to fully cover the entire filter on each layer.After about two to three layers of charcoal finish with another layer of cloth and hot glue the lid into place. This is pretty difficult as you have to glue them together in the right place. The filter is the most important part of the build because in a worst-case scenario, your life depends on the quality of the filter. Yes, actually gas mask filters to use activated charcoal, however they use both in a dust form as well as compressed sheet to ensure all gases and aerosols make contact with a carbon.
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