{"product_id":"nbc-37-sof-cbrn-gas-mask-filter-40mm-nato","title":"NBC-37 SOF CBRN Gas Mask Filter (40mm NATO)","description":"\u003cp\u003eAdd a model-matched cartridge to a compatible respirator with MIRA's NBC-37 SOF, a compact 265g CBRN filter using standard 40mm NATO threading; mask separate.\u003c\/p\u003e\u003cp\u003eMIRA specifies the thread under EN 148-1 and STANAG 4155. Keep the cartridge in the original packaging for the claimed storage conditions and inspect it before fitting. This product does not provide the face seal itself; that comes from the correctly fitted compatible respirator.\u003c\/p\u003e\u003ch3\u003eKey details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 265 ± 3% grams\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 111 mm (Diameter) x 75 mm (Height)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFit and compatibility\u003c\/h3\u003e\u003cp\u003eThe twenty-year figure refers to factory-sealed storage. Working life depends on exposure and use conditions, so follow the dated label and replacement instructions. Do not wash, blow out or regenerate the filter. Connection compatibility must be considered separately from whether its rating covers the intended hazard.\u003c\/p\u003e\u003ch2\u003eWhat’s included\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eNBC-37 SOF CBRN Gas Mask Filter (40mm NATO)\u003c\/strong\u003e — An NBC-37 SOF filter cartridge with a standard 40mm NATO connection for compatible respirators.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cdl\u003e\n\u003cdt\u003eWeight\u003c\/dt\u003e\n\u003cdd\u003e265 ± 3% grams\u003c\/dd\u003e\n\u003cdt\u003eDimensions\u003c\/dt\u003e\n\u003cdd\u003e111 mm (Diameter) x 75 mm (Height)\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSetup, use and care\u003c\/h2\u003e\u003cp\u003eTo ensure the full 20-year shelf life, store the filters unopened in their original plastic bags. Ideal storage conditions are in a clean place at temperatures between -5°C and +30°C with relative humidity below 80%. Never attempt to clean the filters with compressed air or water, as they cannot be regenerated.\u003c\/p\u003e\u003ch2\u003eProduct questions\u003c\/h2\u003e\u003ch3\u003eWhich respirator connection does the NBC-37 use?\u003c\/h3\u003e\u003cp\u003eIt uses the Rd 40 × 1\/7-inch connection under EN 148-1 \/ STANAG 4155, commonly called 40mm NATO. Confirm that your respirator accepts this filter and is suitable for the intended application.\u003c\/p\u003e\u003ch3\u003eDoes the 20-year shelf life mean 20 years of use?\u003c\/h3\u003e\u003cp\u003eNo. The 20-year period is for factory-sealed storage. Keep the original packaging unopened and follow the expiration marking and storage instructions; it is not a continuous-use rating.\u003c\/p\u003e\u003ch3\u003eCan I wash or regenerate the cartridge?\u003c\/h3\u003e\u003cp\u003eNo. MIRA instructs users not to regenerate this filter or clean it with compressed air or water.\u003c\/p\u003e","brand":"MIRA Safety","offers":[{"title":"Default Title","offer_id":67642917552420,"sku":"FLT_NBC37","price":116.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1029\/5843\/2548\/files\/NBC-37.png?v=1791392998","url":"https:\/\/patriotreserve.com\/products\/nbc-37-sof-cbrn-gas-mask-filter-40mm-nato","provider":"Patriot Reserve","version":"1.0","type":"link"}