This COLONIAL C-1 airframe/engine combination has 29 current type-applicable Airworthiness Directives (0 airframe, 34 engine) and 5 historical. AD applicability is type-based — compliance status for N253B must be verified against the aircraft maintenance logbooks.
Search FAA DRS for applicable ADs →N253B is one of 8 COLONIAL C-1 aircraft on the U.S. registry · fleet median year 1957.
3 possible NTSB record matches for N253B — see verification below.
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