The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-325-9489, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Matheson Gas Products Inc Dba (foreign Parent Is Nippon Sanso Corporation, Tokyo, Japan). Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-325-9489 |
| Primary Part Number | CGA320 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Matheson Gas Products Inc Dba (foreign Parent Is Nippon Sanso Corporation, Tokyo, Japan) |
| Status | ACTIVE |
| FSC Application Data | NONPOWERED VALVES |
| 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 |
|---|---|
| CGA320 | Matheson Gas Products Inc Dba (foreign Parent Is Nippon Sanso Corporation, Tokyo, Japan) (USA) |
| Reference | Meaning |
|---|---|
| 8-DF-C02 | 5/9 Secondary reference Matheson Gas Products Inc Dba (foreign Parent Is Nippon Sanso Corporation, Tokyo, Japan) |
| 8-DF-CGA-320 | 5/9 Secondary reference Matheson Gas Products Inc Dba (foreign Parent Is Nippon Sanso Corporation, Tokyo, Japan) |
| 8-DF-320 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-325-9489 is a Valve,regulating,fluid Pressure, manufactured by Matheson Gas Products Inc Dba (foreign Parent Is Nippon Sanso Corporation, Tokyo, Japan), classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-325-9489 has 1 manufacturer part number on file: CGA320 (Matheson Gas Products Inc Dba (foreign Parent Is Nippon Sanso Corporation, Tokyo, Japan)).
Key specifications for CGA320: FSC Application Data: NONPOWERED VALVES. 1 specification is 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.