MS21260-L4RH Turnbuckle Terminal is a wire rope stud terminal designed for use in aircraft cable control systems where precise tension adjustment and secure cable attachment are required. This component serves as the threaded end fitting of a turnbuckle assembly, allowing technicians to accurately adjust cable tension while maintaining structural integrity throughout flight operations.

Turnbuckle terminals are commonly installed in primary and secondary flight control systems, including rudder, elevator, aileron, trim, and other mechanically actuated cable systems. Proper cable tension is essential for accurate control surface response, minimizing system backlash, and maintaining compliance with aircraft maintenance specifications.

The MS21260-L4RH configuration features a right-hand thread design and is intended for use with compatible turnbuckle barrels and opposing threaded terminals. During adjustment, the turnbuckle assembly allows precise cable tensioning without disconnecting the cable system, simplifying maintenance and rigging procedures.

Manufactured to established aerospace hardware standards, this terminal provides reliable performance under continuous vibration, cyclic loading, and demanding operating environments. The forged and machined construction is designed to deliver consistent strength and durability while supporting safe transmission of control inputs throughout the aircraft's operating envelope.

For the MS21260-L4RH size, the terminal is designed for use with 1/8-inch nominal cable diameter applications and incorporates a 1/4-28 UNF right-hand thread. The assembly provides a minimum breaking strength of approximately 2,000 lb, making it suitable for a wide range of certified aircraft cable installations.

Key Features

- Part Number: MS21260-L4RH
- Manufacturer: McFarlane Aviation / Aerospace Hardware
- Component: Turnbuckle Terminal, Wire Rope Stud
- Right-hand threaded terminal design
- Compatible with 1/8-inch nominal control cable
- 1/4-28 UNF thread specification
- Approximate 2,000 lb minimum breaking strength
- Used in aircraft flight control cable systems
- Supports precise cable tension adjustment and rigging
- Designed for long-term reliability in aerospace environments