The Valve,angle, cataloged under National Stock Number 4820-00-455-2120, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-455-2120 |
| Primary Part Number | A509519-7 |
| Item Name | Valve,angle |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Style Designator | ANGLE |
| Material | ALUMINUM OVERALL |
| 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 |
|---|---|
| A509519-7 | Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc (USA) |
| A509519-7 | Hydrasearch Co., Inc. Dba Use CAGE Code 32142 for Cataloging (USA) |
| Reference | Meaning |
|---|---|
| A509519-7 | 5/2 Secondary reference U.S. Government activity |
| A509519-7 | 3/2 Design control — primary reference U.S. Government activity |
| A509519-7 | 5/9 Secondary reference Hydrasearch Company, Llc |
NSN 4820-00-455-2120 is a Valve,angle, manufactured by Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-455-2120 has 2 manufacturer part numbers on file: A509519-7 (Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc), A509519-7 (Hydrasearch Co., Inc. Dba Use CAGE Code 32142 for Cataloging).
Key specifications for A509519-7: Flow Control Device: DISK; Style Designator: ANGLE; Material: ALUMINUM OVERALL. 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.