This is a file photo of a lot of NAS1473-A3's  Yours will look exactly like these, dimensionally and materially speaking, the floating steel nut will have a 10-32 UNF thread. They have the integrated 0-ring for pressurized applications. These are expensive to procure over the counter, get them for much less here. These have .098 rivet holes with a pitch of .688 on centers. You get 24 pcs. with more available, please ask any questions, We ship world wide with few exceptions, posted rates are USA & Domestic, if buying from overseas, please ask about your rate, If you wish faster delivery, don't hesitate to ask, we will be happy to verify that for you. thanks for looking.