The Inhibitor,corrosion,liquid Cooli, cataloged under National Stock Number 6850-01-559-5904, is classified within Federal Supply Class 6850 (Miscellaneous Chemical Specialties) of the Chemicals and Chemical Products group. The manufacturer of record is Championx Llc Div Championx. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6850-01-559-5904 |
| Primary Part Number | NALCO 77293 |
| Item Name | Inhibitor,corrosion,liquid Cooli |
| FSC / FSG | 6850 / 68 — Miscellaneous Chemical Specialties |
| Manufacturer | Championx Llc Div Championx |
| Status | ACTIVE |
| Hazardous Substances | POTASSIUM HYDROXIDE |
| Physical Form | LIQUID |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC D) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 77293 | Championx Llc Div Championx (USA) |
| NALCO 77293 PRIMARY | Championx Llc Div Championx (USA) |
| Reference | Meaning |
|---|---|
| 77293 | 5/9 Secondary reference U.S. Government activity |
| NALCO 77293 | 3/9 Design control — primary reference U.S. Government activity |
NSN 6850-01-559-5904 is a Inhibitor,corrosion,liquid Cooli, manufactured by Championx Llc Div Championx, classified under FSC 6850, Miscellaneous Chemical Specialties. Status: active.
NSN 6850-01-559-5904 has 2 manufacturer part numbers on file: 77293 (Championx Llc Div Championx), NALCO 77293 (Championx Llc Div Championx).
Key specifications for NALCO 77293: Hazardous Substances: POTASSIUM HYDROXIDE; Physical Form: LIQUID; Special Features: ALSO CONTAINS INORGANIC SALT AND SODIUM SULFITE;COLORLESS; WATER SOLUABLE; CORROSIVE TO EYES AND SKIN; CONTACT CAUSES EYE BURNS AND PERMANENT TISSUE/SKIN DAMAGE; MAY EVOLVE OXIDES OF SULFUR UNDER FIRE CONDITIONS; NON-FLAMMABLE OR CUMBUSTIBLE; USE HAND, SKIN, AND EYE PROTECTION WHEN HANDLING. 2 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC D). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.