The Valve,check, cataloged under National Stock Number 4820-01-123-6091, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tate Andale, Llc. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-123-6091 |
| Primary Part Number | 0302306300 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Tate Andale, Llc |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Mounting Position | HORIZONTAL |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | OFFSET FLANGED ENDS |
| Valve Size | 3.000 INCHES IN |
| Offset Distance | 0.562 INCHES IN |
| Nominal Outside Diameter | 7.500 INCHES ALL ENDS IN |
| Face to Face Distance | 9.500 INCHES IN |
| Material | COPPER ALLOY BODY |
| Nominal Thickness | 0.625 INCHES ALL ENDS IN |
| 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 |
|---|---|
| 0302306300 PRIMARY | Tate Andale, Llc (USA) |
| 54-111F 3IN BRZ | Tate Andale, Llc (USA) |
| Reference | Meaning |
|---|---|
| 54-111F 3IN BRZ | 5/9 Secondary reference Tate Engineering Systems, Inc. |
| 0302306300(54-111F) | 5/9 Secondary reference Tate Andale, Llc |
NSN 4820-01-123-6091 is a Valve,check, manufactured by Tate Andale, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-123-6091 has 2 manufacturer part numbers on file: 0302306300 (Tate Andale, Llc), 54-111F 3IN BRZ (Tate Andale, Llc).
Key specifications for 0302306300: Flow Control Device: DISK; Mounting Position: HORIZONTAL; Connection Type: FLANGE ALL ENDS; Style Designator: OFFSET FLANGED ENDS. 10 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.