At One Click Purchasing, we are your reliable source for the NSN part HPBAC-PIS-0004 manufactured by Bauer Compressors Inc. We carry a wide range of popular NSN items on our website, including Piston Valve like part number HPBAC-PIS-0004 which is listed with the NSN 4820016616173 for easy identification. If you are interested in HPBAC-PIS-0004 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.