The Ameroyal 25l, cataloged under National Stock Number 6850-01-657-6661, is classified within Federal Supply Class 6850 (Miscellaneous Chemical Specialties) of the Chemicals and Chemical Products group. The manufacturer of record is Drew Chemical Corp Drew Ameroid Marine Div. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6850-01-657-6661 |
| Primary Part Number | 0026402 |
| Item Name | Ameroyal 25l |
| FSC / FSG | 6850 / 68 — Miscellaneous Chemical Specialties |
| Manufacturer | Drew Chemical Corp Drew Ameroid Marine Div |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC D) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 0026402 PRIMARY | Drew Chemical Corp Drew Ameroid Marine Div (USA) |
| Reference | Meaning |
|---|---|
| 0026402 | 5/9 Secondary reference Drew Chemical (uk)ltd |
NSN 6850-01-657-6661 is a Ameroyal 25l, manufactured by Drew Chemical Corp Drew Ameroid Marine Div, classified under FSC 6850, Miscellaneous Chemical Specialties. Status: active.
NSN 6850-01-657-6661 has 1 manufacturer part number on file: 0026402 (Drew Chemical Corp Drew Ameroid Marine Div).
Key specifications for 0026402: Special Features: CONCENTRATED EVAPORATOR TREATMENT IS A CONCENTRATED LIQID FORMULATION OF ACTIVE POLYMERS AND ANTIFOAM DEVELOPED SPECIFICALLY TO PREVENT SCALE DEPOSITION AND CARRYOVER IN HIGN-TEMPERATURE,HIHN PRODUCTION MULTI-STAGE EVAPORATORS.TYPIOCAL PHYSICAL PROPERTIES-APPERANCE STRAW YELLOW LIQUID,SPECIFIC GAVITY @25 C; 1.13;PH,UNDILUTED: 13.0;FREEZE POINT: -5 DEGREE -5 DEGREE C;FLASH POINT (PMCC): NONE; Part Name Assigned by Controlling Agency: ANTISCALANT. 0 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.