# STC SA835GL

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Zantop Intn'l Airlines, Inc, United States
- Description: Modification of underwing fuel quantity gages, Accessory Prod. Co. P/N 727100 (Lockheed P/N LAC 634063) by removing spring and poppet valve and installing a petcock P/N CCA-1550 (TSO-C76).
- Status date: October 4, 1984
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 4A22](https://openairdocs.org/tcds/4A22)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8AC7B3DB2935641D85256CC20058E74A.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA835GL

## ADs that name it (0)

None.

## Approved models (2)

- Lockheed Aircraft Corporation 188A ([TCDS 4A22](https://openairdocs.org/tcds/4A22))
- Lockheed Aircraft Corporation 188C ([TCDS 4A22](https://openairdocs.org/tcds/4A22))

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