NSN 2935-01-476-5611 · NIIN 014765611 · Part number 697997-1
Lockheed Martin Aeronautical Systems Support Company Dba Lmassc · FSC 2935 — Engine System Cooling Components, Aircraft Prime Moving · FSG 29 — Engine Accessories · CAGE 74703
Government record, cited
NSN 2935-01-476-5611 — this item is cataloged by the U.S. Government under National Stock Number 2935-01-476-5611. Manufacturer of record part number: 697997-1.
Also searched as2935-01-476-5611 ·
2935014765611 ·
NIIN 014765611 ·
01-476-5611 ·
FSC 2935 Engine System Cooling Components, Aircraft Prime Moving · CAGE 74703 · 697997-1 · D2591-10A
Manufacturer of record: Lockheed Martin Aeronautical Systems Support Company Dba Lmassc
Identification
NSN: 2935-01-476-5611
NIIN: 014765611
FSC: 2935 — Engine System Cooling Components, Aircraft Prime Moving
FSG: 29 — Engine Accessories
Primary part number: 697997-1
Manufacturer: Lockheed Martin Aeronautical Systems Support Company Dba Lmassc
General Description
The Cooler,lubricating Oil,engine, cataloged under National Stock Number 2935-01-476-5611, is classified within Federal Supply Class 2935 (Engine System Cooling Components, Aircraft Prime Moving) of the Engine Accessories group. The manufacturer of record is Lockheed Martin Aeronautical Systems Support Company Dba Lmassc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
Catalog Facts
Item Name
Cooler,lubricating Oil,engine
FSC / FSG
2935 — Engine System Cooling Components, Aircraft Prime Moving (FSG 29)
Manufacturers
Lockheed Martin Aeronautical Systems Support Company Dba Lmassc (CAGE 74703); HS Marston Aerospace Limited (CAGE U1603)
Technical Specifications
Parameter
Value
NSN
2935-01-476-5611
Primary Part Number
697997-1
Item Name
Cooler,lubricating Oil,engine
FSC / FSG
2935 / 29 — Engine System Cooling Components, Aircraft Prime Moving
Manufacturer
Lockheed Martin Aeronautical Systems Support Company Dba Lmassc
Other items in FSC 2935 — Engine System Cooling Components, Aircraft Prime Moving
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2935-00-361-6502
2935-00-361-6502 · Item name not on file
2935-00-420-9902
MANIFOLD,FLUID COOLER
2935-00-442-5837
2935-00-442-5837 · Item name not on file
2935-00-442-5839
2935-00-442-5839 · Item name not on file
2935-00-757-7092
2935-00-757-7092 · Item name not on file
2935-00-861-0023
2935-00-861-0023 · Item name not on file
2935-00-874-8420
VALVE,OIL COOLER
2935-00-932-2487
COOLER,LUBRICATING OIL,ENGINE
Frequently Asked Questions
What is NSN 2935-01-476-5611?
NSN 2935-01-476-5611 is a Cooler,lubricating Oil,engine, manufactured by Lockheed Martin Aeronautical Systems Support Company Dba Lmassc, classified under FSC 2935, Engine System Cooling Components, Aircraft Prime Moving. Status: active.
What part numbers are listed for NSN 2935-01-476-5611?
NSN 2935-01-476-5611 has 2 manufacturer part numbers on file: 697997-1 (Lockheed Martin Aeronautical Systems Support Company Dba Lmassc), D2591-10A (HS Marston Aerospace Limited).
Is NSN 2935-01-476-5611 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 2935-01-476-5611?
NSN 2935-01-476-5611 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.