The Air Conditioner, cataloged under National Stock Number 4120-01-543-0741, is classified within Federal Supply Class 4120 (Air Conditioning Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Department of Defense Project Manager-Mobile Electric Power. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Air Conditioner |
| FSC / FSG | 4120 — Air Conditioning Equipment (FSG 41) |
| Manufacturers | Department of Defense Project Manager-Mobile Electric Power (CAGE 30554) |
| Parameter | Value |
|---|---|
| NSN | 4120-01-543-0741 |
| Primary Part Number | 19-54000 |
| Item Name | Air Conditioner |
| FSC / FSG | 4120 / 41 — Air Conditioning Equipment |
| Manufacturer | Department of Defense Project Manager-Mobile Electric Power |
| 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 |
|---|---|
| 19-54000 PRIMARY | Department of Defense Project Manager-Mobile Electric Power (USA) |
| Reference | Meaning |
|---|---|
| 184K0000-5 | 3/2 Design control — primary reference U.S. Government activity |
| 184K0000-5 | 3/9 Design control — primary reference Drs Environmental Systems Inc |
| 184K0000-5 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 184K0000-5 | 5/9 Secondary reference U.S. Government activity |
NSN 4120-01-543-0741 is a Air Conditioner, manufactured by Department of Defense Project Manager-Mobile Electric Power, classified under FSC 4120, Air Conditioning Equipment. Status: active.
NSN 4120-01-543-0741 has 1 manufacturer part number on file: 19-54000 (Department of Defense Project Manager-Mobile Electric Power).
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.