Description
The MS21251-B6L is a genuine Textron Aviation turnbuckle supplied for use on the aircraft, with its precise function defined by the aircraft's parts data. It is applicable to the King Air 350 Fusion, King Air 350C FM-36 & On, King Air 350C Fusion, King Air 350i, King Air 360, King Air 360C, King Air B200GT, King Air B200GT Fusion or B200CGT Fusion, and Super King Air 350. It carries an export classification of ECCN EAR99, weighs 0.11 pounds, and measures 4 (L) x 0.45 (W) x 0.45 (H) Inches.
As an original-equipment (OEM) part supplied directly by Textron Aviation, the MS21251-B6L is built to the aircraft maker's specification and cross-references the type design as documented in the maintenance data. Choosing the genuine part over an unapproved substitute preserves configuration control and simplifies inspection sign-offs.
Across the Beechcraft King Air fleet, correctly identified factory parts like this keep every airframe consistent and configuration-correct.
This is a cataloged factory part whose form, fit, and function are established by the manufacturer's approved data. Because aircraft parts are governed by strict airworthiness and traceability rules, fitting the OEM part rather than an unapproved equivalent keeps the installation eligible and the aircraft's records clean.
Beechcraft, founded in Wichita, Kansas in 1932, joined Cessna and Hawker under Textron Aviation in 2014, which today supports the worldwide Beechcraft fleet with genuine factory parts. With more than 7,700 delivered since 1964, the King Air is the most popular business turboprop family ever produced.
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