# STC ST00144LA

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Monogram Systems, United States
- Description: Installation of Weber Lavatories P/Ns 870900-6001 through 870900-6008, p/n's 870901-6001 and 870901-6002, p/ns 870902-6001 and 870902-6002, p/n 870903-6001.
- Status date: August 15, 2001
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A20WE](https://openairdocs.org/tcds/A20WE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/5E5EB0E59DA0B6EF85256CC2006A70CD.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST00144LA

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 747-200 Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))

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