Initial wait was 270 days, after disapproval I reapplied as individual and was certified with a new control # on Feb 8th, 218 days ago, 488 days since purchase. I contacted my senator's office last week, they contacted the FBI. (their response below). Senators office has also contacted ATF and currently waiting a response. I also purchased another suppressor certified on 3/30, hoping they both get approved soon now that the NICS is clear.
"Based on name and descriptive data, multiple background checks regarding National Firearms Act (NFA) were finalized by the NICS Section on September 13, 2023. Your constituent is encouraged to contact the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) and indicate to that office, multiple NICS background checks containing the name were finalized on September 13, 2023. ATF Control Numbers: 2023452*** & 2023313***."