# STC SE09492SC

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Exxon Company USA, United States
- Description: Installation and usage of Exxon 20W50 multigrade aircraft engine oil conforming to Exxon Oil formulation WS-3013.
- Status date: July 31, 1998
- Product: Engine
- Certification basis: Part 21
- Data sheets: [TCDS 1E1](https://openairdocs.org/tcds/1E1), [TCDS 1E10](https://openairdocs.org/tcds/1E10), [TCDS 1E11](https://openairdocs.org/tcds/1E11), [TCDS 1E12](https://openairdocs.org/tcds/1E12), [TCDS 1E13](https://openairdocs.org/tcds/1E13), [TCDS 1E14](https://openairdocs.org/tcds/1E14), [TCDS 1E15](https://openairdocs.org/tcds/1E15), [TCDS 1E4](https://openairdocs.org/tcds/1E4), [TCDS 1E7](https://openairdocs.org/tcds/1E7), [TCDS E-223](https://openairdocs.org/tcds/E-223), [TCDS E-228](https://openairdocs.org/tcds/E-228), [TCDS E-229](https://openairdocs.org/tcds/E-229), [TCDS E-256](https://openairdocs.org/tcds/E-256), [TCDS E-274](https://openairdocs.org/tcds/E-274), [TCDS E-275](https://openairdocs.org/tcds/E-275), [TCDS E-276](https://openairdocs.org/tcds/E-276), [TCDS E-277](https://openairdocs.org/tcds/E-277), [TCDS E-279](https://openairdocs.org/tcds/E-279), [TCDS E-284](https://openairdocs.org/tcds/E-284), [TCDS E-285](https://openairdocs.org/tcds/E-285) and 8 more
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DDFC7CAA7E82CDD285256CC2005A7412.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SE09492SC

## ADs that name it (0)

None.

## Approved models (50)

- Textron Lycoming AVCO Corporation AEIO-320-E1A ([TCDS 1E12](https://openairdocs.org/tcds/1E12))
- Textron Lycoming AVCO Corporation AEIO-360 Series ([TCDS 1E10](https://openairdocs.org/tcds/1E10))
- Textron Lycoming AVCO Corporation AEIO-540 Series ([TCDS 1E4](https://openairdocs.org/tcds/1E4))
- Textron Lycoming AVCO Corporation AIO-320 Series ([TCDS 1E12](https://openairdocs.org/tcds/1E12))
- Textron Lycoming AVCO Corporation AIO-360 Series ([TCDS 1E10](https://openairdocs.org/tcds/1E10))
- Textron Lycoming AVCO Corporation GO-435 Series ([TCDS E-228](https://openairdocs.org/tcds/E-228))
- Textron Lycoming AVCO Corporation GO-480 ([TCDS E-275](https://openairdocs.org/tcds/E-275))
- Textron Lycoming AVCO Corporation GSO-435 Series ([TCDS E-276](https://openairdocs.org/tcds/E-276))
- Textron Lycoming AVCO Corporation GSO-480 Series ([TCDS E-284](https://openairdocs.org/tcds/E-284))
- Textron Lycoming AVCO Corporation GSO-580 Series ([TCDS E-256](https://openairdocs.org/tcds/E-256))
- Textron Lycoming AVCO Corporation HIO 540-A1A ([TCDS 1E4](https://openairdocs.org/tcds/1E4))
- Textron Lycoming AVCO Corporation HIO-360 Series ([TCDS 1E10](https://openairdocs.org/tcds/1E10))
- Textron Lycoming AVCO Corporation HO-360 Series ([TCDS E-286](https://openairdocs.org/tcds/E-286))
- Textron Lycoming AVCO Corporation IGO-480 Series ([TCDS E-275](https://openairdocs.org/tcds/E-275))
- Textron Lycoming AVCO Corporation IGO-540 Series ([TCDS 1E11](https://openairdocs.org/tcds/1E11))
- Textron Lycoming AVCO Corporation IGSO-480 Series ([TCDS E-284](https://openairdocs.org/tcds/E-284))
- Textron Lycoming AVCO Corporation IGSO-540 Series ([TCDS 1E7](https://openairdocs.org/tcds/1E7))
- Textron Lycoming AVCO Corporation IO-320 Series ([TCDS 1E12](https://openairdocs.org/tcds/1E12))
- Textron Lycoming AVCO Corporation IO-360 Series ([TCDS 1E10](https://openairdocs.org/tcds/1E10))
- Textron Lycoming AVCO Corporation IO-540 Series ([TCDS 1E4](https://openairdocs.org/tcds/1E4))
- Textron Lycoming AVCO Corporation IO-720 Series ([TCDS 1E15](https://openairdocs.org/tcds/1E15))
- Textron Lycoming AVCO Corporation IVO-360-A1A ([TCDS 1E1](https://openairdocs.org/tcds/1E1))
- Textron Lycoming AVCO Corporation IVO-540 Series ([TCDS E11EA](https://openairdocs.org/tcds/E11EA))
- Textron Lycoming AVCO Corporation LHIO-360 Series ([TCDS 1E10](https://openairdocs.org/tcds/1E10))
- Textron Lycoming AVCO Corporation LIO-320 Series ([TCDS 1E12](https://openairdocs.org/tcds/1E12))
- Textron Lycoming AVCO Corporation LIO-360 Series ([TCDS 1E10](https://openairdocs.org/tcds/1E10))
- Textron Lycoming AVCO Corporation LO-360 Series ([TCDS E-286](https://openairdocs.org/tcds/E-286))
- Textron Lycoming AVCO Corporation LTIO-540 Series ([TCDS E14EA](https://openairdocs.org/tcds/E14EA))
- Textron Lycoming AVCO Corporation LTO-360 Series ([TCDS E26EA](https://openairdocs.org/tcds/E26EA))
- Textron Lycoming AVCO Corporation O-235 Series ([TCDS E-223](https://openairdocs.org/tcds/E-223))
- Textron Lycoming AVCO Corporation O-290-D ([TCDS E-229](https://openairdocs.org/tcds/E-229))
- Textron Lycoming AVCO Corporation O-320 Series ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Textron Lycoming AVCO Corporation O-340 Series ([TCDS E-277](https://openairdocs.org/tcds/E-277))
- Textron Lycoming AVCO Corporation O-360 Series ([TCDS E-286](https://openairdocs.org/tcds/E-286))
- Textron Lycoming AVCO Corporation O-435 ([TCDS E-228](https://openairdocs.org/tcds/E-228))
- Textron Lycoming AVCO Corporation O-435 Series ([TCDS E-279](https://openairdocs.org/tcds/E-279))
- Textron Lycoming AVCO Corporation O-540 Series ([TCDS E-295](https://openairdocs.org/tcds/E-295))
- Textron Lycoming AVCO Corporation SO-580 ([TCDS E-285](https://openairdocs.org/tcds/E-285))
- Textron Lycoming AVCO Corporation TIO-360-A1A ([TCDS E16EA](https://openairdocs.org/tcds/E16EA))
- Textron Lycoming AVCO Corporation TIO-360-A1B ([TCDS E16EA](https://openairdocs.org/tcds/E16EA))
- Textron Lycoming AVCO Corporation TIO-360-A3B6 ([TCDS E16EA](https://openairdocs.org/tcds/E16EA))
- Textron Lycoming AVCO Corporation TIO-540 Series ([TCDS E14EA](https://openairdocs.org/tcds/E14EA))
- Textron Lycoming AVCO Corporation TIO-541 Series ([TCDS E10EA](https://openairdocs.org/tcds/E10EA))
- Textron Lycoming AVCO Corporation TO-360 Series ([TCDS E26EA](https://openairdocs.org/tcds/E26EA))
- Textron Lycoming AVCO Corporation TVO-435 Series ([TCDS 1E13](https://openairdocs.org/tcds/1E13))
- Textron Lycoming AVCO Corporation TVO-540 Series ([TCDS 1E14](https://openairdocs.org/tcds/1E14))
- Textron Lycoming AVCO Corporation VO-360 Series ([TCDS 1E1](https://openairdocs.org/tcds/1E1))
- Textron Lycoming AVCO Corporation VO-435 Series ([TCDS E-279](https://openairdocs.org/tcds/E-279))
- Textron Lycoming AVCO Corporation VO-540 Series ([TCDS E-304](https://openairdocs.org/tcds/E-304))
- Textron Lycoming AVCO Corporation VSO-580 Series ([TCDS E-285](https://openairdocs.org/tcds/E-285))

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