Description
The NAS1291-4 is a genuine Textron Aviation nut — a fastening or retaining hardware item used in the airframe. It is fitted to the Caravan or Grand Caravan EX, Citation CJ1 or CJ1+, Citation CJ2 or CJ2+, Citation CJ3, CJ3+, CJ3+ Gen 2, CJ3 Gen 3, Citation CJ4, CJ4 Gen 2, CJ4 Gen 3, Citation Excel, XLS, XLS+, XLS Gen 2, Citation Longitude, Citation M2, M2 Gen 2, M2 Gen 3, Citation Mustang, and Citation Sovereign or Sovereign+, among other compatible variants. It carries an export classification of ECCN EAR99.
Supplied directly by Textron Aviation as an original-equipment (OEM) part, the NAS1291-4 meets the manufacturer's specification and keeps the aircraft configuration-correct, with clean traceability in the maintenance records.
Parts like this are shared across the Cessna Caravan, Citation, SkyCourier, and Skyhawk aircraft, reflecting how much structure and hardware these models have in common.
Strength grade and finish define aircraft hardware, so matching the specified part keeps the joint as designed. An unapproved or surplus substitute can introduce fit, material, or paperwork problems that surface at the next inspection; the genuine part avoids that risk.
The Cessna name is among the most recognized in aviation — founded in Wichita, Kansas in 1927 and part of Textron since 1992, today a cornerstone of Textron Aviation. The Cessna Caravan is a single-engine PT6-powered utility turboprop in continuous production since 1984, valued for its rugged versatility in passenger, cargo, and float operations.
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