The Cooler,lubricating Oil,engine, cataloged under National Stock Number 2935-00-361-6513, is classified within Federal Supply Class 2935 (Engine System Cooling Components, Aircraft Prime Moving) of the Engine Accessories group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2935-00-361-6513 |
| Primary Part Number | 4028864 |
| Item Name | Cooler,lubricating Oil,engine |
| FSC / FSG | 2935 / 29 — Engine System Cooling Components, Aircraft Prime Moving |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| FSC Application Data | ENGINE COOLING SYSTEM COMPONENTS,AIRCRAFT |
| Heat Transfer Method | INDIRECT |
| Style Designator | OBLONG |
| Width | 14.140 INCHES NOMINAL 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 | F |
| Part Number | Manufacturer |
|---|---|
| 4048201 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 4028864 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| UA535950-3 | Triumph Thermal Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| UA535950-3-PL2 | 5/9 Secondary reference Triumph Thermal Systems, Llc |
| UA535950-2 | 5/9 Secondary reference Triumph Thermal Systems, Llc |
NSN 2935-00-361-6513 is a Cooler,lubricating Oil,engine, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2935, Engine System Cooling Components, Aircraft Prime Moving. Status: active.
NSN 2935-00-361-6513 has 3 manufacturer part numbers on file: 4048201 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4028864 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), UA535950-3 (Triumph Thermal Systems, Llc).
Key specifications for 4028864: FSC Application Data: ENGINE COOLING SYSTEM COMPONENTS,AIRCRAFT; Heat Transfer Method: INDIRECT; Style Designator: OBLONG; Width: 14.140 INCHES NOMINAL IN. 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 2935-00-361-6513 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.