The Cooler,fluid,transmission, cataloged under National Stock Number 2520-01-111-4894, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Young Touchstone Company Div Young Touchstone. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-01-111-4894 |
| Primary Part Number | YT280827-803 |
| Item Name | Cooler,fluid,transmission |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Young Touchstone Company Div Young Touchstone |
| Status | ACTIVE |
| Heat Transfer Method | INDIRECT |
| Length | 18.000 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Diameter | 7.500 INCHES NOMINAL IN |
| Height | 8.562 INCHES NOMINAL IN |
| Capacity Rating | 2240.0 GALLONS PER HOUR |
| Material | IRON HOUSING |
| Material | BRASS AND STEEL CORROSION RESISTING PLATES |
| Material | BRASS AND STEEL CORROSION RESISTING TUBES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| YT280827-803 PRIMARY | Young Touchstone Company Div Young Touchstone (USA) |
| Reference | Meaning |
|---|---|
| 2589634-2 | D/9 Drawing number reference only Naval Sea Systems Command |
| 2589634-2 | 1/2 Source control — Government-approved source U.S. Government activity |
| D280827 | 5/9 Secondary reference Young Touchstone Company Div Young Touchstone |
NSN 2520-01-111-4894 is a Cooler,fluid,transmission, manufactured by Young Touchstone Company Div Young Touchstone, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-111-4894 has 1 manufacturer part number on file: YT280827-803 (Young Touchstone Company Div Young Touchstone).
Key specifications for YT280827-803: Heat Transfer Method: INDIRECT; Length: 18.000 INCHES NOMINAL IN; Style Designator: CYLINDRICAL; Diameter: 7.500 INCHES NOMINAL IN. 9 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.