99-384000-27 - Textron Aviation OEM Lock Barrel and Key Assembly for 1900 and King Air Aircraft

99‑384000‑27 – Textron Aviation OEM Lock Barrel & Key Assembly

Available now on Airparts.aero Marketplace

Overview

The 99‑384000‑27 Lock Barrel and Key Assembly is an OEM component used in cockpit, cabin, or access panel locking systems across a range of Textron Aviation platforms, including Beechcraft 1900 and King Air aircraft. This precision-engineered lock assembly integrates a durable keyed barrel and matching master key, converting existing lock cylinders into keyed-access components for enhanced security and maintenance standardization.

Technical Specifications

• Part Number: 99‑384000‑27
• Manufacturer: Textron Aviation (original Beechcraft OEM component)
• Assembly Includes: Lock barrel and corresponding tumbler key (master key configuration)
• Finish: Corrosion-resistant plated steel with smooth mechanical operation
• Weight: Approximately 0.04 lb (18 g)
• ECCN Classification: 9A991 / Schedule B 8807.30.0010
• NSN Reference: 5340‑01‑514‑2036
• Packaging: Individually packaged as new OEM stock

Aircraft Compatibility

Fully compatible with the following Textron aircraft:

• 1900C Airliner
• 1900D Airliner
• King Air 350 or 350C FM-1 to FM-35
• King Air B200, B200T, B200C or B200CT
• King Air C90, C90A, C90GT or E90
  
  
• List not comprehensive, may be applicable on other mode
  
• Other Textron Beechcraft models where 99‑384000‑27 is referenced in the Illustrated Parts Catalog (IPC)

Applications & Features

• Cockpit Door or Access Panel Security: Restores keyed lock function in flight decks or panels
• Master Keyed System Integration: Matches existing Textron master key sets for uniformity
• Replacement During Refurbishment: Ideal for overhaul, refurbishment, or security retrofits
• Easy Install/Remove: Slide-in barrel with keyway indexing for smooth installation
• Durability: Engineered for frequent use with precision tumbler action

Why Choose This Lock Assembly?

• OEM-Exact Replacement: Ensures direct compatibility with Textron aircraft
• Standardized Security: Aligns with master-key systems for fleet-level maintenance control
• Lightweight and Robust: Minimal impact on cockpit weight; built for long service life
• FAA-Compliant and Traceable: Meets airworthiness logging standards
• In-Stock with Worldwide Delivery: Fast availability for line maintenance and AOG support

Order Your 99‑384000‑27 Assembly Today

Ensure secure, reliable operation of cockpit and cabin locks with the 99‑384000‑27 Lock Barrel & Key Assembly. Available now from Airparts.aero, complete with OEM documentation, expedited shipping, and expert support.