The Valve,check, cataloged under National Stock Number 4820-01-587-2847, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-587-2847 |
| Primary Part Number | 796691-004 OXYGEN CLEAN |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Opening Pressure Setting | 30.0 POUNDS PER SQUARE INCH LBS |
| Reference Number Differentiating Characteristics | OXYGEN CLEANED PER 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 |
|---|---|
| 796691-004 OXYGEN CLEAN | Naval Inventory Control Point Mechanicsburg (USA) |
| 584115-001 OXYGEN CLEAN | Naval Inventory Control Point Mechanicsburg (USA) |
| S9553-CH-MMO-010 FIG 7-14-2 | Pacific Consolidated Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| 584115-001 OXYGEN CLEAN | 5/9 Secondary reference Pacific Consolidated Industries Llc |
| 796691-004 OXYGEN CLEAN | 3/1 Design control — primary reference Pacific Consolidated Industries Llc |
NSN 4820-01-587-2847 is a Valve,check, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-587-2847 has 3 manufacturer part numbers on file: 796691-004 OXYGEN CLEAN (Naval Inventory Control Point Mechanicsburg), 584115-001 OXYGEN CLEAN (Naval Inventory Control Point Mechanicsburg), S9553-CH-MMO-010 FIG 7-14-2 (Pacific Consolidated Industries Llc).
Key specifications for 796691-004 OXYGEN CLEAN: Opening Pressure Setting: 30.0 POUNDS PER SQUARE INCH LBS; Reference Number Differentiating Characteristics: OXYGEN CLEANED PER 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.