DOOR LOCK (P/N 500-10003-403) - As Removed

The 500-10003-403 is a metal latch assembly that secures aircraft access doors with positive engagement during operation. This door lock mechanism provides reliable closure and holds doors in the latched position during flight and ground operations. The assembly integrates with existing door hardware using standard fasteners and mating surfaces.

Installation requires proper alignment with door frame components and latching surfaces. Verify compatibility with your aircraft's Illustrated Parts Catalog before installation. Follow the applicable aircraft maintenance manual for correct installation procedures and torque specifications.

What is the DOOR LOCK (P/N 500-10003-403)?

The 500-10003-403 is a metal latch assembly that secures aircraft access doors with positive engagement during operation. This door lock mechanism provides reliable closure and holds doors in the latched position during flight and ground operations.

Is the 500-10003-403 a PMA or OEM part?

The DOOR LOCK 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 500-10003-403 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 DOOR LOCK. We stock related hardware and can help identify companion parts.

Can the 500-10003-403 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 500-10003-403.