The Cooler,lubricating Oil,engine, cataloged under National Stock Number 2935-00-159-9039, is classified within Federal Supply Class 2935 (Engine System Cooling Components, Aircraft Prime Moving) of the Engine Accessories group. The manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 2935-00-159-9039 |
| Primary Part Number | 86250-2 |
| Item Name | Cooler,lubricating Oil,engine |
| FSC / FSG | 2935 / 29 — Engine System Cooling Components, Aircraft Prime Moving |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| Heat Transfer Method | INDIRECT |
| Length | 9.440 INCHES MINIMUM AND 9.560 INCHES MAXIMUM IN |
| Radius | 4.470 INCHES MINIMUM AND 4.530 INCHES MAXIMUM IN |
| Style Designator | OBLONG |
| Drain Plug Location | BOTTOM |
| Height | 11.160 INCHES MINIMUM AND 11.280 INCHES MAXIMUM IN |
| Width | 18.940 INCHES MINIMUM AND 19.060 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 86250-2 PRIMARY | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| Reference | Meaning |
|---|---|
| 2935PL2000997 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 2935-00-159-9039 is a Cooler,lubricating Oil,engine, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 2935, Engine System Cooling Components, Aircraft Prime Moving. Status: active.
NSN 2935-00-159-9039 has 1 manufacturer part number on file: 86250-2 (Honeywell International Inc. Div Aerospace - Torrance).
1 possible match (shared part number, not a government interchangeability claim): 5999-00-394-0381. Verify interchangeability with system specifications before substitution.
Key specifications for 86250-2: Heat Transfer Method: INDIRECT; Length: 9.440 INCHES MINIMUM AND 9.560 INCHES MAXIMUM IN; Radius: 4.470 INCHES MINIMUM AND 4.530 INCHES MAXIMUM IN; Style Designator: OBLONG. 7 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 2935-00-159-9039 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.