SPRING-DOOR INSTL,MAIN ACCESS,AIR (P/N 50-430043-1173) - As Removed

The 50-430043-1173 is a steel spring assembly for main access door installation. This spring provides controlled return force to the door mechanism, ensuring proper latch engagement and smooth operation during opening and closing cycles. Installed within the main entry door assembly, it maintains door position and supports the latch mechanism per OEM specifications.

The steel construction delivers reliable spring force across temperature variations and repeated use cycles. Verify compatibility with your aircraft's Illustrated Parts Catalog before installation.

What is the SPRING-DOOR INSTL,MAIN ACCESS,AIR (P/N 50-430043-1173)?

The 50-430043-1173 is a steel spring assembly for main access door installation. This spring provides controlled return force to the door mechanism, ensuring proper latch engagement and smooth operation during opening and closing cycles.

Is the 50-430043-1173 a PMA or OEM part?

The SPRING-DOOR INSTL,MAIN ACCESS,AIR 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 50-430043-1173 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 SPRING-DOOR INSTL,MAIN ACCESS,AIR. We stock related hardware and can help identify companion parts.

Can the 50-430043-1173 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 50-430043-1173.