The Cooler,fluid,transmission, cataloged under National Stock Number 2520-00-472-7290, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Meggitt Troy Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-00-472-7290 |
| Primary Part Number | 8284B |
| Item Name | Cooler,fluid,transmission |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Meggitt Troy Inc |
| Status | ACTIVE |
| Core Frontal Area | 154.276 SQUARE INCHES |
| Heat Transfer Method | INDIRECT |
| Length | 16.975 INCHES NOMINAL IN |
| Style Designator | UPRIGHT STRAIGHT FINNED TYPE |
| Material Thickness | 0.160 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Height | 17.580 INCHES MINIMUM AND 17.700 INCHES MAXIMUM IN |
| Width | 16.975 INCHES NOMINAL IN |
| Thickness | 4.530 INCHES NOMINAL IN |
| 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 |
|---|---|
| 114DS442-2 | The Boeing Company (USA) |
| 8284B PRIMARY | Meggitt Troy Inc (USA) |
| Reference | Meaning |
|---|---|
| 114DS442-2 | 5/2 Secondary reference U.S. Government activity |
NSN 2520-00-472-7290 is a Cooler,fluid,transmission, manufactured by Meggitt Troy Inc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-00-472-7290 has 2 manufacturer part numbers on file: 114DS442-2 (The Boeing Company), 8284B (Meggitt Troy Inc).
Key specifications for 8284B: Core Frontal Area: 154.276 SQUARE INCHES; Heat Transfer Method: INDIRECT; Length: 16.975 INCHES NOMINAL IN; Style Designator: UPRIGHT STRAIGHT FINNED TYPE. 8 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.