The Parts Kit,ball Valve, cataloged under National Stock Number 4820-01-226-0226, 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 11 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-226-0226 |
| Primary Part Number | 2109844PC19,20L1 |
| Item Name | Parts Kit,ball Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 2109844PC19,20L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 2640-744 PC 19,20L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 255584 PC19 AND 255582 PC88L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 2050884 PIECE 19,20L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| SS845-2109844 PC 19,20L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 255757 PC4,5L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 2641-744 ITEM 25,26L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 255582 PC88 AND 255584 PC19L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 845-4558731 ITEM 21,22L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 264274401-21,26 40801X1-19L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| SS845-2050884 PIECE 28AND30L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 2109844PC19,20 | 5/1 Secondary reference Naval Sea Systems Command |
| 2641-744 ITEM 25,26 | 5/2 Secondary reference U.S. Government activity |
| 2640-744 PC19,20 | 5/1 Secondary reference U.S. Government activity |
| 255584 PC19 AND 255582 PC88 | 5/1 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 264274401-21,26 40801X1-19 | 5/1 Secondary reference U.S. Government activity |
| SS845-2050884 PIECE 28SND30 | 5/1 Secondary reference U.S. Government activity |
| 255582 PC88 AND 255584 PC19 | 3/1 Design control — primary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 2050884 PIECE 19,20 | 5/1 Secondary reference Naval Sea Systems Command |
| 255757 PC4,5 | 5/1 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 845-4558731 ITEM 21,22 | 5/1 Secondary reference Naval Sea Systems Command |
| SS845-2109844 PC19,20 | 5/1 Secondary reference U.S. Government activity |
NSN 4820-01-226-0226 is a Parts Kit,ball Valve, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-226-0226 has 11 manufacturer part numbers on file: 2109844PC19,20L1 (Naval Inventory Control Point Mechanicsburg), 2640-744 PC 19,20L1 (Naval Inventory Control Point Mechanicsburg), 255584 PC19 AND 255582 PC88L1 (Naval Inventory Control Point Mechanicsburg), 2050884 PIECE 19,20L1 (Naval Inventory Control Point Mechanicsburg), SS845-2109844 PC 19,20L1 (Naval Inventory Control Point Mechanicsburg) and 6 more.
2 possible matches (shared part number, not a government interchangeability claim): 3040-01-398-5293, 4820-01-504-8150. Verify interchangeability with system specifications before substitution.
Key specifications for 2109844PC19,20L1: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS. 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.
NSN 4820-01-226-0226 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.