The Compressor Unit,reciprocating, cataloged under National Stock Number 4310-00-203-4643, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. Government technical data includes 26 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-00-203-4643 |
| Item Name | Compressor Unit,reciprocating |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Phase | THREE |
| Cooling System Design | MIXED |
| Intake Connection Type | SQUARE FLANGE |
| Frequency in Hertz | 60.0 |
| Unloader Type | AUTOMATIC |
| Compressed Gas Cooling Medium | SALT WATER |
| Voltage in Volts and Current Type | 440.0 AC |
| Duty Cycle in Percent | 100 |
| Brake Power Required | 25.0 HORSEPOWER |
| Discharge Pressure | 126.200 POUNDS PER SQUARE INCH GAGE LBS |
| Compressor Speed at Rated Capacity in RPM | 1750.0 |
| Gas for Which Designed | REFRIGERANT R-12 |
| Prime Mover Cooling Medium | AIR |
| Current Type and Rating in Amps | 33.0 AC |
| Stage Quantity | 1 |
| Temp Rating Per Function | 105.0 FAHRENHEIT DISCHARGE AND 41.0 FAHRENHEIT SUCTION DEGF |
| Compressor Cooling Medium | REFRIGERANT |
| Cylinder Quantity | 4 |
| Reciprocating Compressor Design | SINGLE ACTING |
| Discharge Connection Type | SQUARE FLANGE |
| Cylinder Arrangement Style | "V" DESIGN |
| Intake Connection Quantity | 1 |
| Prime Mover Type | ELECTRIC MOTOR |
| Compressor Quantity | 1 |
| 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 |
| Reference | Meaning |
|---|---|
| S5901-3121249 | 5/1 Secondary reference U.S. Government activity |
| N6100-1 | 3/9 Design control — primary reference Carrier Corp |
NSN 4310-00-203-4643 is a Compressor Unit,reciprocating, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
Key specifications for 4310-00-203-4643: Discharge Connection Quantity: 1; Phase: THREE; Cooling System Design: MIXED; Intake Connection Type: SQUARE FLANGE. 26 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.