The Compressor Unit,refrigeration, cataloged under National Stock Number 4130-01-033-8381, 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 Western Sky Industries Inc Dba Electromech Techologies. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4130-01-033-8381 |
| Primary Part Number | MILR9VAC623 |
| Item Name | Compressor Unit,refrigeration |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Western Sky Industries Inc Dba Electromech Techologies |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Phase | SINGLE |
| Cooling System Design | MIXED |
| Intake Connection Type | SOLDER TUBE |
| Frequency in Hertz | 50.0 AND 60.0 |
| Unloader Type | AUTOMATIC |
| Compressed Gas Cooling Medium | AIR |
| Voltage in Volts and Current Type | 230.0 AC |
| Gas Cooling Equipment Type | AIR TYPE AFTERCOOLER AND AIR TYPE INTERCOOLER |
| Features Provided | HEATING EQUIPMENT AND FUNGUS RESISTANT TREATMENT |
| Gas for Which Designed | REFRIGERANT R-22 |
| Prime Mover Cooling Medium | AIR |
| Stage Quantity | 1 |
| Compressor Cooling Medium | REFRIGERANT |
| Discharge Connection Type | SOLDER TUBE |
| Intake Connection Quantity | 1 |
| Prime Mover Type | ELECTRIC MOTOR |
| Mounting Type | BASE |
| 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 |
|---|---|
| MILR9VAC623 PRIMARY | Western Sky Industries Inc Dba Electromech Techologies (USA) |
| Reference | Meaning |
|---|---|
| 13208E4182-8 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 4130-01-033-8381 is a Compressor Unit,refrigeration, manufactured by Western Sky Industries Inc Dba Electromech Techologies, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-01-033-8381 has 1 manufacturer part number on file: MILR9VAC623 (Western Sky Industries Inc Dba Electromech Techologies).
Key specifications for MILR9VAC623: Discharge Connection Quantity: 1; Phase: SINGLE; Cooling System Design: MIXED; Intake Connection Type: SOLDER TUBE. 18 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.