The Compressor Unit,reciprocating, cataloged under National Stock Number 4310-01-446-4979, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Air Systems International, Inc. (used in VA by: Air Systems, Inc.) Dba Air Systems International Inc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-01-446-4979 |
| Primary Part Number | HP4-AXAF |
| Item Name | Compressor Unit,reciprocating |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Air Systems International, Inc. (used in VA by: Air Systems, Inc.) Dba Air Systems International Inc |
| Status | ACTIVE |
| Phase | THREE |
| Voltage in Volts and Current Type | 230.0 AC |
| Gas for Which Designed | AIR |
| Prime Mover Type | ELECTRIC MOTOR |
| Compressor Quantity | 1 |
| 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 |
|---|---|
| MASH-AFAX | Air Systems International, Inc. (used in VA by: Air Systems, Inc.) Dba Air Systems International Inc (USA) |
| HP4-AXAF PRIMARY | Air Systems International, Inc. (used in VA by: Air Systems, Inc.) Dba Air Systems International Inc (USA) |
| TA3-AXAF PRIMARY | Air Systems International, Inc. (used in VA by: Air Systems, Inc.) Dba Air Systems International Inc (USA) |
NSN 4310-01-446-4979 is a Compressor Unit,reciprocating, manufactured by Air Systems International, Inc. (used in VA by: Air Systems, Inc.) Dba Air Systems International Inc, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-446-4979 has 3 manufacturer part numbers on file: MASH-AFAX (Air Systems International, Inc. (used in VA by: Air Systems, Inc.) Dba Air Systems International Inc), HP4-AXAF (Air Systems International, Inc. (used in VA by: Air Systems, Inc.) Dba Air Systems International Inc), TA3-AXAF (Air Systems International, Inc. (used in VA by: Air Systems, Inc.) Dba Air Systems International Inc).
Key specifications for HP4-AXAF: Phase: THREE; Voltage in Volts and Current Type: 230.0 AC; Gas for Which Designed: AIR; Prime Mover Type: ELECTRIC MOTOR. 5 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.