# NSN 6850-00-281-2031: Corrosion Preventive, Aircraft En

NSN 6850-00-281-2031 (also written 6850002812031; NIIN 00-281-2031) is a corrosion preventive, aircraft en in Federal Supply Class 6850, Miscellaneous Chemical Specialties. 4 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 6850-00-281-2031 (6850002812031)
- NIIN: 00-281-2031 (002812031)
- Item name: CORROSION PREVENTIVE,AIRCRAFT EN
- Federal Supply Class: [FSC 6850 Miscellaneous Chemical Specialties](https://nsnexplorer.com/fsc/6850/)
- Federal Supply Group: [FSG 68](https://nsnexplorer.com/group/68/)
- Acquisition method suffix code: AMSC T: handled under qualified products list procedures. (observed 2026-10-27)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | TYPE I |
| FEAT | SPECIAL FEATURES | LUBRICATING ENGINE OIL MIL-L-6082 OR MIL-0-6081 |
| AKKF | QUANTITY WITHIN EACH UNIT PACKAGE | GALLONS 5.0 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| AEROSHELL FLUID 2 XN | KA832 | SHELL AVIATION LIMITED | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MIL-C-6529 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MILC6529CTYPE1 5GALCAN | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ROYCO 581 | 07950 | LANXESS CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-09 | [SPE4AX16D9008/SPE4A626FDM3S](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6850002812031) | CORROSION PREVENTIVE, AIRCRAFT ENGINE | ASRC FEDERAL FACILITIES LOGISTICS, LLC | $3,893.85 |
| 2026-09-08 | [SPE4AX16D9008/SPE4A626FDG1L](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6850002812031) | CORROSION PREVENTIVE, AIRCRAFT ENGINE | ASRC FEDERAL FACILITIES LOGISTICS, LLC | $259.59 |
| 2026-09-02 | [SPE4AX16D9008/SPE4A626FDY05](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6850002812031) | CORROSION PREVENTIVE, AIRCRAFT ENGINE | ASRC FEDERAL FACILITIES LOGISTICS, LLC | $259.59 |
| 2026-08-14 | [SPE4AX16D9012/SPE4A626FD3J7](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6850002812031) | CORROSION PREVENTIV | ASRC FEDERAL FACILITIES LOGISTICS, LLC | $259.59 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6850002812031&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6850002812031
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/6850-00-281-2031/
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