The Cooler,fluid,industrial, cataloged under National Stock Number 4420-01-557-5336, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Arc Machines, Inc. Dba a M I. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4420-01-557-5336 |
| Primary Part Number | 628349 |
| Item Name | Cooler,fluid,industrial |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Arc Machines, Inc. Dba a M I |
| 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 |
|---|---|
| 628349 PRIMARY | Arc Machines, Inc. Dba a M I (USA) |
| 45D150108-PC1 | Arc Machines, Inc. Dba a M I (USA) |
| Reference | Meaning |
|---|---|
| 062834902 | 5/9 Secondary reference Arc Machines, Inc. Dba a M I |
NSN 4420-01-557-5336 is a Cooler,fluid,industrial, manufactured by Arc Machines, Inc. Dba a M I, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-557-5336 has 2 manufacturer part numbers on file: 628349 (Arc Machines, Inc. Dba a M I), 45D150108-PC1 (Arc Machines, Inc. Dba a M I).
Key specifications for 628349: Special Features: 3 ROW 8.5X2; Part Name Assigned by Controlling Agency: HEAT EXCHANGER; End Item Identification: NUCLEAR POWER PLANTS. 0 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.