The Valve,regulating,oxygen System P, cataloged under National Stock Number 4820-01-473-9795, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Swagelok Co. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-473-9795 |
| Primary Part Number | M-3NKRVC04 |
| Item Name | Valve,regulating,oxygen System P |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| M-3NKRVC04 | Swagelok Co (USA) |
| M-3NKRVC04CP | Naval Inventory Control Point Mechanicsburg (USA) |
| 7055879 FIND 9CP | Naval Inventory Control Point Mechanicsburg (USA) |
| M-3NKRVC04ED | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 7055879 FIND 9 | 3/1 Design control — primary reference Naval Sea Systems Command |
| M-3NKRVC04 | 5/9 Secondary reference Whitey Co |
NSN 4820-01-473-9795 is a Valve,regulating,oxygen System P, manufactured by Swagelok Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-473-9795 has 4 manufacturer part numbers on file: M-3NKRVC04 (Swagelok Co), M-3NKRVC04CP (Naval Inventory Control Point Mechanicsburg), 7055879 FIND 9CP (Naval Inventory Control Point Mechanicsburg), M-3NKRVC04ED (Naval Inventory Control Point Mechanicsburg).
Key specifications for M-3NKRVC04: Criticality Code Justification: ZZZY; Part Name Assigned by Controlling Agency: INAVY SHUTOFF VALVE; End Item Identification: MK23MOD0,OXYGEN TRANSFER PUMP ASSEMBLY; Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330. 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.