RIB, MIDDLE, LH (P/N c261-17) - As Removed

The c261-17 is a left-hand middle rib for the Robinson R44 mast fairing, providing structural stiffness and maintaining aerodynamic contour within the fuselage (ATA 53). This aluminum component installs inside the mast fairing to locate and brace adjacent panels, ensuring proper fairing alignment around the rotor mast. Installation follows Robinson maintenance procedures and Illustrated Parts Catalog specifications, adhering to FAA AC 43.13-1B acceptable practices for nonpressurized structures.

Critical for maintaining structural integrity and rotor mast fairing geometry during flight operations.

What is the RIB, MIDDLE, LH (P/N c261-17)?

The c261-17 is a left-hand middle rib for the Robinson R44 mast fairing, providing structural stiffness and maintaining aerodynamic contour within the fuselage (ATA 53). This aluminum component installs inside the mast fairing to locate and brace adjacent panels, ensuring proper fairing alignment around the rotor mast.

Is the c261-17 a PMA or OEM part?

The RIB, MIDDLE, LH may be available as an OEM (Original Equipment Manufacturer) or PMA (Parts Manufacturer Approval) part depending on condition and source. Both carry FAA certification for airworthiness. Currently available in: As Removed. Contact us for sourcing details.

Does the c261-17 include installation hardware?

Installation hardware requirements vary by application. Check your aircraft's Structural Repair Manual (SRM) or Illustrated Parts Catalog (IPC) for the complete installation kit requirements for the RIB, MIDDLE, LH. We stock related hardware and can help identify companion parts.

Can the c261-17 be shipped internationally?

Yes, we ship airframe components worldwide. International orders typically arrive within 3-14 business days depending on destination. Export documentation and customs forms are included. Contact us for international shipping quotes on the c261-17.