# STC SE5879SW

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Phillips Petroleum Co, United States
- Description: Use of Phillips X/C II 20W-50 and25W-60 oil (OSS 55875) in all Avco reciprocating aircraft engines from 65 to 450 BHP.
- Status date: February 6, 1986
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS ATC 72](https://openairdocs.org/tcds/ATC%2072), [TCDS ATC 120](https://openairdocs.org/tcds/ATC%20120), [TCDS ATC 32](https://openairdocs.org/tcds/ATC%2032), [TCDS 3E1](https://openairdocs.org/tcds/3E1), [TCDS 3E3](https://openairdocs.org/tcds/3E3), [TCDS ATC 80](https://openairdocs.org/tcds/ATC%2080), [TCDS E-162](https://openairdocs.org/tcds/E-162), [TCDS E-190](https://openairdocs.org/tcds/E-190), [TCDS E-205](https://openairdocs.org/tcds/E-205), [TCDS E-213](https://openairdocs.org/tcds/E-213), [TCDS E-233](https://openairdocs.org/tcds/E-233), [TCDS E-236](https://openairdocs.org/tcds/E-236), [TCDS E-241](https://openairdocs.org/tcds/E-241), [TCDS E-246](https://openairdocs.org/tcds/E-246), [TCDS E-252](https://openairdocs.org/tcds/E-252), [TCDS E-253](https://openairdocs.org/tcds/E-253), [TCDS E-267](https://openairdocs.org/tcds/E-267), [TCDS E-269](https://openairdocs.org/tcds/E-269), [TCDS E-273](https://openairdocs.org/tcds/E-273), [TCDS E-281](https://openairdocs.org/tcds/E-281) and 48 more
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E047919D2335F77885256CC2005A75C8.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SE5879SW

## ADs that name it (0)

None.

## Approved models (105, first 50)

- Command-Aire R-670-B ([TCDS ATC 120](https://openairdocs.org/tcds/ATC%20120))
- Command-Aire R-670-D ([TCDS ATC 120](https://openairdocs.org/tcds/ATC%20120))
- Command-Aire R-670-F ([TCDS ATC 120](https://openairdocs.org/tcds/ATC%20120))
- Command-Aire R-670-H ([TCDS ATC 120](https://openairdocs.org/tcds/ATC%20120))
- Curtiss-Wright Corporation A70 ([TCDS ATC 32](https://openairdocs.org/tcds/ATC%2032))
- Teledyne Continental Motors 6-260-A ([TCDS E11CE](https://openairdocs.org/tcds/E11CE))
- Teledyne Continental Motors 6-320-B ([TCDS E1SO](https://openairdocs.org/tcds/E1SO))
- Teledyne Continental Motors A-50 Series ([TCDS E-190](https://openairdocs.org/tcds/E-190))
- Teledyne Continental Motors A-65 Series ([TCDS E-205](https://openairdocs.org/tcds/E-205))
- Teledyne Continental Motors A-75 Series ([TCDS E-213](https://openairdocs.org/tcds/E-213))
- Teledyne Continental Motors A100-1 ([TCDS E-241](https://openairdocs.org/tcds/E-241))
- Teledyne Continental Motors A100-2 ([TCDS E-241](https://openairdocs.org/tcds/E-241))
- Teledyne Continental Motors C-115 Series ([TCDS E-236](https://openairdocs.org/tcds/E-236))
- Teledyne Continental Motors C-125 Series ([TCDS E-236](https://openairdocs.org/tcds/E-236))
- Teledyne Continental Motors C145 Series ([TCDS E-253](https://openairdocs.org/tcds/E-253))
- Teledyne Continental Motors C75 Series ([TCDS E-233](https://openairdocs.org/tcds/E-233))
- Teledyne Continental Motors C85 Series ([TCDS E-233](https://openairdocs.org/tcds/E-233))
- Teledyne Continental Motors C90 Series ([TCDS E-252](https://openairdocs.org/tcds/E-252))
- Teledyne Continental Motors E-165 Series ([TCDS E-246](https://openairdocs.org/tcds/E-246))
- Teledyne Continental Motors E-185 Series ([TCDS E-246](https://openairdocs.org/tcds/E-246))
- Teledyne Continental Motors E-225 Series ([TCDS E-267](https://openairdocs.org/tcds/E-267))
- Teledyne Continental Motors FSO-470A ([TCDS E-281](https://openairdocs.org/tcds/E-281))
- Teledyne Continental Motors FSO-526-C ([TCDS E-292](https://openairdocs.org/tcds/E-292))
- Teledyne Continental Motors FSO-526A ([TCDS E-292](https://openairdocs.org/tcds/E-292))
- Teledyne Continental Motors GIO-470-A ([TCDS E2CE](https://openairdocs.org/tcds/E2CE))
- Teledyne Continental Motors GO-300 Series ([TCDS E-298](https://openairdocs.org/tcds/E-298))
- Teledyne Continental Motors GSO-526-A ([TCDS E-303](https://openairdocs.org/tcds/E-303))
- Teledyne Continental Motors GTSIO-520 Series ([TCDS E7CE](https://openairdocs.org/tcds/E7CE))
- Teledyne Continental Motors IO-346-A ([TCDS E3CE](https://openairdocs.org/tcds/E3CE))
- Teledyne Continental Motors IO-346-B ([TCDS E3CE](https://openairdocs.org/tcds/E3CE))
- Teledyne Continental Motors IO-360 Series ([TCDS E1CE](https://openairdocs.org/tcds/E1CE))
- Teledyne Continental Motors IO-470 Series ([TCDS 3E1](https://openairdocs.org/tcds/3E1))
- Teledyne Continental Motors IO-470 Series ([TCDS E-273](https://openairdocs.org/tcds/E-273))
- Teledyne Continental Motors IO-520 Series ([TCDS E5CE](https://openairdocs.org/tcds/E5CE))
- Teledyne Continental Motors LTSIO-360 Series ([TCDS E9CE](https://openairdocs.org/tcds/E9CE))
- Teledyne Continental Motors O-200 Series ([TCDS E-252](https://openairdocs.org/tcds/E-252))
- Teledyne Continental Motors O-470 Series ([TCDS E-269](https://openairdocs.org/tcds/E-269))
- Teledyne Continental Motors O-470 Series ([TCDS E-273](https://openairdocs.org/tcds/E-273))
- Teledyne Continental Motors R-670 ([TCDS ATC 80](https://openairdocs.org/tcds/ATC%2080))
- Teledyne Continental Motors T6-320-A ([TCDS E2SO](https://openairdocs.org/tcds/E2SO))
- Teledyne Continental Motors TSIO-360 Series ([TCDS E9CE](https://openairdocs.org/tcds/E9CE))
- Teledyne Continental Motors TSIO-470 Series ([TCDS 3E3](https://openairdocs.org/tcds/3E3))
- Teledyne Continental Motors TSIO-520 Series ([TCDS E8CE](https://openairdocs.org/tcds/E8CE))
- Teledyne Continental Motors W670 Series ([TCDS E-162](https://openairdocs.org/tcds/E-162))
- Textron Lycoming AVCO Corporation AEIO-320 Series ([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 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 ([TCDS E-228](https://openairdocs.org/tcds/E-228))
- Textron Lycoming AVCO Corporation GO-480 Series ([TCDS E-275](https://openairdocs.org/tcds/E-275))

All 105: https://openairdocs.org/stc/SE5879SW/models.md

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