The Cooler,lubricating Oil,engine, cataloged under National Stock Number 2930-01-673-6230, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Marvin Land Systems, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Cooler,lubricating Oil,engine |
| FSC / FSG | 2930 — Engine Cooling System Components, Nonaircraft (FSG 29) |
| Manufacturers | Marvin Land Systems, Inc. (CAGE 064H2) |
| Parameter | Value |
|---|---|
| NSN | 2930-01-673-6230 |
| Primary Part Number | 406-8002 |
| Item Name | Cooler,lubricating Oil,engine |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Marvin Land Systems, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 406-8002 PRIMARY | Marvin Land Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 406-9900P FN 2 | D/9 Drawing number reference only Marvin Land Systems, Inc. |
NSN 2930-01-673-6230 is a Cooler,lubricating Oil,engine, manufactured by Marvin Land Systems, Inc., classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-01-673-6230 has 1 manufacturer part number on file: 406-8002 (Marvin Land Systems, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-676-0520. Verify interchangeability with system specifications before substitution.
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.