# STC ST652SO-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Pan American World Airways Inc, United States
- Description: Installation of P&W JT8D engine and associated structural and fairing pod under L.H. wing between No. 2 engine and fuselage. (707-321)
- Status date: September 7, 1978
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 4A26](https://openairdocs.org/tcds/4A26)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8B11C13FE28DABEA85256CC3000360B9.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST652SO-D

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 707 ([TCDS 4A26](https://openairdocs.org/tcds/4A26))

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