At One Click Purchasing, we are your reliable source for the NSN part 3123921 manufactured by B And H Industries Llc. We carry a wide range of popular NSN items on our website, including Pin Straight Headle like part number 3123921 which is listed with the NSN 5315014630139 for easy identification. If you are interested in 3123921 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.