The Cooler,lubricating Oil,engine, cataloged under National Stock Number 2935-01-323-5243, is classified within Federal Supply Class 2935 (Engine System Cooling Components, Aircraft Prime Moving) of the Engine Accessories group. The manufacturer of record is Limco Airepair Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Cooler,lubricating Oil,engine |
| FSC / FSG | 2935 — Engine System Cooling Components, Aircraft Prime Moving (FSG 29) |
| Manufacturers | Limco Airepair Inc. (CAGE 16630); The Boeing Company (CAGE 77272) |
| Parameter | Value |
|---|---|
| NSN | 2935-01-323-5243 |
| Primary Part Number | 10406000 |
| Item Name | Cooler,lubricating Oil,engine |
| FSC / FSG | 2935 / 29 — Engine System Cooling Components, Aircraft Prime Moving |
| Manufacturer | Limco Airepair Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 10406000 | Limco Airepair Inc. (USA) |
| 145DS517-7 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 145DS517-5/7 | 1/3 Source control — Government-approved source U.S. Government activity |
NSN 2935-01-323-5243 is a Cooler,lubricating Oil,engine, manufactured by Limco Airepair Inc., classified under FSC 2935, Engine System Cooling Components, Aircraft Prime Moving. Status: active.
NSN 2935-01-323-5243 has 2 manufacturer part numbers on file: 10406000 (Limco Airepair Inc.), 145DS517-7 (The Boeing Company).
1 possible match (shared part number, not a government interchangeability claim): 2935-01-325-7024. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 2935-01-323-5243 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.