The Cooler Unit,air, cataloged under National Stock Number 4130-01-178-5561, is classified within Federal Supply Class 4130 (Refrigeration and Air Conditioning Components) of the Refrigeration, AC, and Air Circulating Equipment group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-01-178-5561 |
| Item Name | Cooler Unit,air |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Status | ACTIVE |
| Nominal Capacity in Btu Per Hour | 151300.0 COOLING |
| Phase | THREE FAN MOTOR |
| Frequency in Hertz | 60.0 FAN MOTOR |
| Current Type | AC FAN MOTOR |
| Supplementary Features | SPECIFIC NSN RELATED TO GENERIC NSN 4130-01-236-9584 |
| Voltage in Volts | 440.0 FAN MOTOR |
| Nondefinitive Spec/std Data | 25 SIZE AND III TYPE |
| Material | STEEL CASE |
| Material | COPPER TUBE |
| Cooling Medium | CHILLED WATER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 83D0230 SZ 25 | 3/2 Design control — primary reference U.S. Government activity |
| MIL-A-23798 | 4/1 Identification reference U.S. Government activity |
| 79D7-SIZE 25 | 5/9 Secondary reference U.S. Government activity |
| 83D0230 | D/9 Drawing number reference only U.S. Government activity |
| 83D0230 SZ25 TY III RH | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 4130-01-178-5561 is a Cooler Unit,air, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 3030-01-209-0876, 4130-01-286-3299, 3020-01-460-0831. Verify interchangeability with system specifications before substitution.
Key specifications for 4130-01-178-5561: Nominal Capacity in Btu Per Hour: 151300.0 COOLING; Phase: THREE FAN MOTOR; Frequency in Hertz: 60.0 FAN MOTOR; Current Type: AC FAN MOTOR. 10 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.