At One Click Purchasing, we are your reliable source for the NSN part 21999-0300 manufactured by Suburban Manufacturing Inc. We carry a wide range of popular NSN items on our website, including Strainer Body Sedim like part number 21999-0300 which is listed with the NSN 4730015589664 for easy identification. If you are interested in 21999-0300 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.