The Valve,check, cataloged under National Stock Number 4820-01-350-9002, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Superior Stainless Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-350-9002 |
| Primary Part Number | K45V-2.5-316 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Superior Stainless Inc |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Style Designator | STRAIGHT THRU |
| Disk Loading Method | SPRING |
| Material | STEEL COMP 316 BODY |
| Material | STEEL COMP 316 FLOW CONTROL DEVICE |
| Opening Pressure Setting | 2.0 POUNDS PER SQUARE INCH LBS |
| 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 |
|---|---|
| 120-07546 | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| K45V-2.5-316 PRIMARY | Superior Stainless Inc (USA) |
| Reference | Meaning |
|---|---|
| 120-07546 | 5/9 Secondary reference Aqua-Chem, Inc. |
| 13229E0698 | 5/2 Secondary reference U.S. Government activity |
NSN 4820-01-350-9002 is a Valve,check, manufactured by Superior Stainless Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-350-9002 has 2 manufacturer part numbers on file: 120-07546 (Aqua-Chem, Inc. Dba Aqua-Chem Inc), K45V-2.5-316 (Superior Stainless Inc).
Key specifications for K45V-2.5-316: Flow Control Device: DISK; Mounting Position: HORIZONTAL OR VERTICAL; Style Designator: STRAIGHT THRU; Disk Loading Method: SPRING. 7 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.