The Stem,fluid Valve, cataloged under National Stock Number 4820-01-672-4733, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Mission Systems Orchard Park Inc. The record lists 17 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Mission Systems Orchard Park Inc (CAGE 04577); Naval Inventory Control Point Mechanicsburg (CAGE 03950) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-672-4733 |
| Primary Part Number | 3423-3001 ITEM 09 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Mission Systems Orchard Park Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 3423-3001 ITEM 09 | Mission Systems Orchard Park Inc (USA) |
| 7550478-3423-4001-4-9D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 3423-4001-4-9D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 3423-4001 ITEM 09 | Mission Systems Orchard Park Inc (USA) |
| 3423-3001-3-9D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| G547-0002-3423-3001-3-9D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 7550478-3423-3001-3-9D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 7550478-3423-4001-4-9 | Mission Systems Orchard Park Inc (USA) |
| 3423-4001 ITEM 09D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 7383858-3423-4001 ITEM 4-9D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| H547-0001-3423-3001 ITEM 3-9D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| G547-0002-3423-4001-4-9D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 3423-4001-4-9 | Mission Systems Orchard Park Inc (USA) |
| 3423-3001-3-9 | Mission Systems Orchard Park Inc (USA) |
| 1970-590-008-3D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 3423-3001 ITEM 09D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 7383858-3423-3001 ITEM 3-9D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 7550478-3423-3001-3-9 | 5/1 Secondary reference Naval Sea Systems Command |
| 7383858-3423-3001 ITEM 3-9 | 3/1 Design control — primary reference Naval Sea Systems Command |
| G547-0002-3423-4001-4-9 | 5/2 Secondary reference U.S. Government activity |
| H547-0001-3423-3001 ITEM 3-9 | 5/2 Secondary reference U.S. Government activity |
| 1970-590-008-3 | 5/1 Secondary reference Mission Systems Orchard Park Inc |
| 7383858-3423-4001 ITEM 4-9 | 5/1 Secondary reference Naval Sea Systems Command |
| G547-0002-3423-3001-3-9 | 5/2 Secondary reference U.S. Government activity |
NSN 4820-01-672-4733 is a Stem,fluid Valve, manufactured by Mission Systems Orchard Park Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-672-4733 has 17 manufacturer part numbers on file: 3423-3001 ITEM 09 (Mission Systems Orchard Park Inc), 7550478-3423-4001-4-9D4 (Naval Inventory Control Point Mechanicsburg), 3423-4001-4-9D4 (Naval Inventory Control Point Mechanicsburg), 3423-4001 ITEM 09 (Mission Systems Orchard Park Inc), 3423-3001-3-9D4 (Naval Inventory Control Point Mechanicsburg) and 12 more.
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.