The Antifreeze, cataloged under National Stock Number 6850-01-656-0488, is classified within Federal Supply Class 6850 (Miscellaneous Chemical Specialties) of the Chemicals and Chemical Products group. The manufacturer of record is Old World Industries Llc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6850-01-656-0488 |
| Primary Part Number | PXAB53 |
| Item Name | Antifreeze |
| FSC / FSG | 6850 / 68 — Miscellaneous Chemical Specialties |
| Manufacturer | Old World Industries Llc |
| Status | ACTIVE |
| Freeze Protection Maximum Temp Rating | 34.0 DEG FAHRENHEIT MINUS |
| Physical Form | LIQUID |
| Boiling Point Temp Rating | 265.0 DEG FAHRENHEIT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| PXAB53 PRIMARY | Old World Industries Llc (USA) |
| T24117 | Ascentek, Inc. (USA) |
| 2880513 | Polaris Britain Ltd (GBR) |
| Reference | Meaning |
|---|---|
| T19252 | 5/9 Secondary reference Ascentek, Inc. |
| T19252 | 3/1 Design control — primary reference Old World Industries Llc |
NSN 6850-01-656-0488 is a Antifreeze, manufactured by Old World Industries Llc, classified under FSC 6850, Miscellaneous Chemical Specialties. Status: active.
NSN 6850-01-656-0488 has 3 manufacturer part numbers on file: PXAB53 (Old World Industries Llc), T24117 (Ascentek, Inc.), 2880513 (Polaris Britain Ltd).
Key specifications for PXAB53: Freeze Protection Maximum Temp Rating: 34.0 DEG FAHRENHEIT MINUS; Physical Form: LIQUID; Part Name Assigned by Controlling Agency: PEACK LONGLIFE 50/50 PREDILUTED ANTIFREEZE COOLANT; Boiling Point Temp Rating: 265.0 DEG FAHRENHEIT. 3 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.