# NSN 6850-01-627-4812: Inhibitor, Corrosion, Petroleum Fu

NSN 6850-01-627-4812 (also written 6850016274812; NIIN 01-627-4812) is an inhibitor, corrosion, petroleum fu in Federal Supply Class 6850, Miscellaneous Chemical Specialties. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Nov 2026.

## Identification

- NSN: 6850-01-627-4812 (6850016274812)
- NIIN: 01-627-4812 (016274812)
- Item name: INHIBITOR,CORROSION,PETROLEUM FU
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-11-04)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AKKF | QUANTITY WITHIN EACH UNIT PACKAGE | GALLONS 55.00 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | DCI-4A 50/50 |
| DERM | LEVEL OF DERMAL IRRITATION POTENTIAL | MODERATE |
| FEAT | SPECIAL FEATURES | PHYSICAL STATE: LIQUID (CLEAR); ODOR: AROMATIC; FLASH POINT: CLOSED CUP 31.00 DEG. C.; AUTO IGNITION TEMPERATURE: 431.85 DEG. C. TO 459.85 DEG. C.; COLOR: BROWN/AMBER; FLAMMABLE LIMITS: 1.00% TO 7.00%; BOILING POINT: 136.05 DEG. C.; SPECIFIC GRAVITY: 0.9091; DENSITY: 7.58 LBS/GAL; VAPOR PRESSURE: 1.20KPA; VAPOR DENSITY: 3.7; EVAPORATION RATE: 0.84; VISCOSITY: 1.62 CM2/S; INSOLUBLE IN WATER; HAZARDOUS POLYMERIZATION WILL NOT OCCUR; AVOID OXIDIZING MATERIALS; |
| HZRD | HAZARDOUS SUBSTANCES | ETHYLBENZENE AND XYLENE |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| DCI-4A 50/50-55 GL DR | 1ML15 | INNOSPEC FUEL SPECIALTIES LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MIL-PRF-25017 | 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/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-11-03 | [SPE4AX26D9000/SPE4A627FA0XY](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6850016274812) | INHIBITOR, CORROSION, PETROLEUM FUEL | ASRC FEDERAL FACILITIES LOGISTICS, LLC | $7,469.48 |
| 2026-08-14 | [SPE4AX16D9008/SPE4A626FZH2H](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6850016274812) | INHIBITOR, CORROSION, PETROLEUM FUEL | ASRC FEDERAL FACILITIES LOGISTICS, LLC | $19,163.10 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6850016274812&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6850016274812
- 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/6850-01-627-4812/
JSON: https://nsnexplorer.com/api/nsn/6850-01-627-4812.json