The Valve,check, cataloged under National Stock Number 4820-01-339-8198, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Exceltec Intl Corp. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-339-8198 |
| Primary Part Number | 11354 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Exceltec Intl Corp |
| Status | ACTIVE |
| Valve Size | 1.500 INCHES IN |
| Material | PLASTIC POLYVINYL CHLORIDE (PVC) BODY |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 11354 PRIMARY | Exceltec Intl Corp (USA) |
| Reference | Meaning |
|---|---|
| 1520-15 | C/1 Advisory reference — outside the item-of-supply concept Flo-Systems, Inc. |
| 1520-15 | 5/9 Secondary reference Flotec Inc |
NSN 4820-01-339-8198 is a Valve,check, manufactured by Exceltec Intl Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-339-8198 has 1 manufacturer part number on file: 11354 (Exceltec Intl Corp).
Key specifications for 11354: Valve Size: 1.500 INCHES IN; Special Features: SWING CHECK TYPE; Material: PLASTIC POLYVINYL CHLORIDE (PVC) BODY; Valve Operation Method: AUTOMATIC. 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.