The Cooler,lubricating Oil,engine, cataloged under National Stock Number 2935-00-087-6443, is classified within Federal Supply Class 2935 (Engine System Cooling Components, Aircraft Prime Moving) of the Engine Accessories group. The manufacturer of record is Textron Aviation Inc. Government technical data includes 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2935-00-087-6443 |
| Primary Part Number | 50-389105-1 |
| Item Name | Cooler,lubricating Oil,engine |
| FSC / FSG | 2935 / 29 — Engine System Cooling Components, Aircraft Prime Moving |
| Manufacturer | Textron Aviation Inc |
| Status | ACTIVE |
| Oil Flow Rate | 75.000 POUNDS PER MINUTE LBS |
| Drain Plug Location | BOTTOM |
| Height | 7.060 INCHES NOMINAL IN |
| Material | ALUMINUM OVERALL |
| 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 |
|---|---|
| 50-389105-1 | Textron Aviation Inc (USA) |
| Reference | Meaning |
|---|---|
| 50-389105-1 | 5/9 Secondary reference Beechcraft Corporation Dba Textron Aviation |
| 50-389105 | 5/9 Secondary reference Beechcraft Corporation Dba Textron Aviation |
| 8536068 | 3/9 Design control — primary reference General Motors Corp Harrison Radiator Div |
NSN 2935-00-087-6443 is a Cooler,lubricating Oil,engine, manufactured by Textron Aviation Inc, classified under FSC 2935, Engine System Cooling Components, Aircraft Prime Moving. Status: active.
NSN 2935-00-087-6443 has 1 manufacturer part number on file: 50-389105-1 (Textron Aviation Inc).
Key specifications for 50-389105-1: Oil Flow Rate: 75.000 POUNDS PER MINUTE LBS; Drain Plug Location: BOTTOM; Height: 7.060 INCHES NOMINAL IN; Special Features: 120.000 LBS PER MINUTE AIR FLOW RATING LBS. 4 specifications are documented in the U.S. Government catalog.
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 2935-00-087-6443 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.