The Parts Kit,ball Valve, cataloged under National Stock Number 4820-01-345-5708, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Portland Valve Llc. Government technical data includes 3 specifications, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-345-5708 |
| Primary Part Number | 801-6404978-10,11 |
| Item Name | Parts Kit,ball Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Portland Valve Llc |
| Status | ACTIVE |
| Component Quantity | 2 |
| End Item Source | 53711 |
| End Item Name | VALVE |
| 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 |
|---|---|
| 801-6404978-10,11 PRIMARY | Portland Valve Llc (USA) |
| Reference | Meaning |
|---|---|
| 211037565 AND 211037562QA | 5/9 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 801-6404978-10,11QA | 5/9 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 801-6404978-10,11 | 5/1 Secondary reference Naval Sea Systems Command |
| 211037565 AND 211037562 | 5/1 Secondary reference Naval Sea Systems Command |
NSN 4820-01-345-5708 is a Parts Kit,ball Valve, manufactured by Portland Valve Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-345-5708 has 1 manufacturer part number on file: 801-6404978-10,11 (Portland Valve Llc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-467-8344. Verify interchangeability with system specifications before substitution.
Key specifications for 801-6404978-10,11: Component Quantity: 2; End Item Source: 53711; End Item Name: VALVE; End Item Identification: VALVE BALL. 3 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.