STC SA7423SW

Supplemental type certificate · Honeywell International Inc.

Holder
Honeywell International Inc. · United States
Status
Current · Reissued
Status date
September 10, 2021
Applied
February 18, 1987
Product
Aircraft · Large Airplane
Certification basis
Part 21, Part 25
Data sheet
TCDSA23WE

From FAA DRS, with our copy of the certificate PDF. DRS record last changed December 5, 2025.

What it approves

Remanufacture of Hamilton Standard APU Oil Cooler Assembly, P/N 738719-2, by replacing core assembly

What the certificate says

From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.

SA7423SW Honeywell International Inc.

1944 E Sky Harbor Circle N Phoenix, AZ 85034 Part 25 the Federal Aviation Regulations A23WE Lockheed L-1011 Remanufacture of Hamilton Standard APU Oil Cooler Assembly, P/N 738719-2, by replacing core assembly in accordance with LORI Drawing No. 86LB2082, Revision C, dated February 2, 1987, or later FAA approved revision.

1) Compatibility of this modification with previously installed equipment must be determined by installer.

2) If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

February 18, 1987 10/1/96; 11/15/05; 11/14/12; 9/10/21 May 9, 1988 October 1, 1996 Rev. 1 William S. Shealy ODA Administrator, ODA-602216-NM 2

SA7423SW 2

ADs that name this STC · 0

An AD can apply because an STC is installed, or mention one in its text.

No AD in this release names this STC

Approved models · 1

MakeModelData sheet
Lockheed Aircraft CorporationL-1011 SeriesA23WE

Every issue · 3

DRS keeps each issue of an STC as its own record, with its own certificate and attachments.

DateStatusFiles
September 10, 2021Reissued, currentCertificate
November 14, 2012Reissued, earlier issueCertificate
November 15, 2005Reissued, earlier issueCertificate