The Cooler,lubricating Oil,engine, cataloged under National Stock Number 2935-01-631-9673, is classified within Federal Supply Class 2935 (Engine System Cooling Components, Aircraft Prime Moving) of the Engine Accessories group. The manufacturer of record is Lake Shore Systems, Inc.. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2935-01-631-9673 |
| Primary Part Number | E28968 |
| Item Name | Cooler,lubricating Oil,engine |
| FSC / FSG | 2935 / 29 — Engine System Cooling Components, Aircraft Prime Moving |
| Manufacturer | Lake Shore Systems, Inc. |
| Status | ACTIVE |
| Length | 12.62 INCHES NOMINAL IN |
| Material | NICKEL ALLOY TUBES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 2935-01-631-9673 is a Cooler,lubricating Oil,engine, manufactured by Lake Shore Systems, Inc., classified under FSC 2935, Engine System Cooling Components, Aircraft Prime Moving. Status: active.
NSN 2935-01-631-9673 has 2 manufacturer part numbers on file: 1377-1-7 (Sen-Dure Products Inc), E28968 (Lake Shore Systems, Inc.).
Key specifications for E28968: Length: 12.62 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: OIL COOLER; Material: NICKEL ALLOY TUBES. 2 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.
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.