# STC SA875GL

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Knots 2U, Ltd, United States
- Description: Install speed sweep windshield.
- Status date: May 7, 1997
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A1EA](https://openairdocs.org/tcds/A1EA)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0B69806041123CEF85256CC20058E8E5.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA875GL

## ADs that name it (0)

None.

## Approved models (2)

- The New Piper Aircraft Inc. PA-30 ([TCDS A1EA](https://openairdocs.org/tcds/A1EA))
- The New Piper Aircraft Inc. PA-39 ([TCDS A1EA](https://openairdocs.org/tcds/A1EA))

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From OpenAirDocs.org, an independent open copy of FAA and NTSB data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.