The Parts Kit,valve, cataloged under National Stock Number 4820-01-304-1447, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Leroi International Inc Dba Compair Leroi. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-304-1447 |
| Primary Part Number | 79566 |
| Item Name | Parts Kit,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Leroi International Inc Dba Compair Leroi |
| Status | ACTIVE |
| End Item Source | 53239 |
| End Item Name | COMPRESSOR,RECIPROCATING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4820-01-304-1447 is a Parts Kit,valve, manufactured by Leroi International Inc Dba Compair Leroi, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-304-1447 has 2 manufacturer part numbers on file: 79566 (Emglo Products Corp), 79566 (Leroi International Inc Dba Compair Leroi).
Key specifications for 79566: End Item Source: 53239; End Item Name: COMPRESSOR,RECIPROCATING; Special Features: CONSISTS OF O-RINGS,GASKETS,VALVE DISCS,SPRINGS,HEAD GASKET,MANIFOLD GASKET; End Item Identification: MODEL 452TV. 2 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.