The Cooler Unit,air, cataloged under National Stock Number 4130-01-286-0598, is classified within Federal Supply Class 4130 (Refrigeration and Air Conditioning Components) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-01-286-0598 |
| Primary Part Number | 81-H-1706 SZ23 TYIII RH |
| Item Name | Cooler Unit,air |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil |
| Status | ACTIVE |
| Nominal Capacity in Btu Per Hour | 77600.0 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 4130-01-257-5823 |
| Voltage in Volts | 440.0 FAN MOTOR |
| Prime Mover Horsepower Rating | 5.000 |
| Nondefinitive Spec/std Data | III TYPE AND 23 SIZE |
| Fan Type | CENTRIFUGAL |
| Material | STEEL CASE |
| Material | COPPER TUBE |
| Fan Drive Type | BELT |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 81-H-1706 SZ23 TYIII RH PRIMARY | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil (USA) |
| Reference | Meaning |
|---|---|
| MIL-A-23798 | 4/1 Identification reference U.S. Government activity |
NSN 4130-01-286-0598 is a Cooler Unit,air, manufactured by Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-01-286-0598 has 1 manufacturer part number on file: 81-H-1706 SZ23 TYIII RH (Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil).
Key specifications for 81-H-1706 SZ23 TYIII RH: Nominal Capacity in Btu Per Hour: 77600.0 COOLING; Phase: THREE FAN MOTOR; Frequency in Hertz: 60.0 FAN MOTOR; Current Type: AC FAN MOTOR. 13 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.