At One Click Purchasing, we are your reliable source for the NSN part 12056-100 manufactured by Drs Environmental Systems Inc. We carry a wide range of popular NSN items on our website, including Adopter Duct Inlet like part number 12056-100 which is listed with the NSN 4130004159549 for easy identification. If you are interested in 12056-100 item, then take the advantage of our online RFQ service, or peruse our website as you see fit to find other items of interest that you may wish to learn more about.