# STC SA2630SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Whittaker Controls a unit of Whittaker Corp., United States
- Description: Provide Whittaker Controls P/N 320275 overpressure sensing shutoff valve as an alternate for McDonnell Douglas AUM 7043 type Environmental Control System (ECS) Overpressure Shutoff Valve.
- Applied: July 21, 1977
- Status date: September 18, 1980
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A22WE](https://openairdocs.org/tcds/A22WE)
- Certificate PDF: https://openairdocs.org/files/sha256/33/37/33370ffff31f3c04fddf9bbc0957b7469896579c23e33fbb6e263990d8932366
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/687FB70A3F89EBE086256D8E004A4C35.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2630SW-D

## ADs that name it (0)

None.

## Approved models (1)

- McDonnell Douglas Corporation DC-10-10 ([TCDS A22WE](https://openairdocs.org/tcds/A22WE))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

lln1ltd ~lllltJ or5!mrrirQ Bqmrtmentof1:ransportation-;federalSllliationSldministmtion ~upplcmcntall[~pc(tcrtificatc ~ "SA2630SW~D .2(...,.."..w"1k4 ~U'.d./Q 1 ke7~ , \lhittnkerContro8, a unitofWhitta r corp.

12838SnticoyStreet NorthHollywood,California91605 tJ,.,j';"a/~u/-,~tf,...I0'cak~"" J£',(~ Jt,,/,.£ A22WE McDonnellDouglas DC-10-1O !it4c~0/'<..v..-r;;;;",,9-<,';j7~tfi'h~"'''ProvideWhittakerControlspIN320275 OYerpre8suraSen8insShut-offValveasan alternatetorMcDonnellDouglas pINAUM7043typeEnvironmsntalControlSystem(ECS)OVerpressureShut-off Valve.

Thisapproval,shouldnotbe incorporatedinanyaircraftof thisspecific modelonWhichotherapprovedmodificationsareincorporatadunlessit is determinedthattheinterrelationshipbetweenthischangeandanyof those previouslyincorroratedapprovedmodificationswillnotintroduceanyadverse effectupontheairworthinessof theaircraft.

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July21,1977 November14,1979 ,q;~~~~-.

~~ .on P.Watson Chief, Engineering and MaDnhctllrina Branch (Till, ) Any alteration. of this UTlijicatt is punishable by a .fineof not exceeding SI,OOO,or imprisonment not exceeding 3 years, or both.

This urtijicate may be transfn-rtd in accordancewith FAR 21.47.

fAA FOIMaII 0-2110-68\

## Every issue (1)

- September 18, 1980: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/33/37/33370ffff31f3c04fddf9bbc0957b7469896579c23e33fbb6e263990d8932366)

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