LOCK PLATE (P/N SL15950 (PMA)) - New Surplus

Part number SL15950 is a FAA-PMA lock plate from Superior Air Parts used to mechanically secure a nut or bolt and prevent rotation; it is an approved replacement for Lycoming OEM reference LW-15950. Used in Lycoming engine assemblies where specified to lock hardware, install and torque per the Lycoming maintenance manual; verify eligibility with the Illustrated Parts Catalog before installation.

What is the LOCK PLATE (P/N SL15950 (PMA))?

Part number SL15950 is a FAA-PMA lock plate from Superior Air Parts used to mechanically secure a nut or bolt and prevent rotation; it is an approved replacement for Lycoming OEM reference LW-15950. Used in Lycoming engine assemblies where specified to lock hardware, install and torque per the Lycoming maintenance manual; verify eligibility with the Illustrated Parts Catalog before installation.

Is the SL15950 (PMA) a PMA or OEM part?

The LOCK PLATE 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: New Surplus. Contact us for sourcing details.

Does the SL15950 (PMA) 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 LOCK PLATE. We stock related hardware and can help identify companion parts.

Can the SL15950 (PMA) 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 SL15950 (PMA).