The Cap,valve, cataloged under National Stock Number 4820-01-400-3203, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-400-3203 |
| Item Name | Cap,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Valve Type for Which Designed | RELIEF |
| Valve Model Number for Which Designed | D48671 |
| Valve Size for Which Designed | 1.000 INCHES IN |
| Material | COPPER ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| D48671 ITEM 3 | 5/9 Secondary reference Hunt Valve Company Inc Dba Union Flonetics |
| A48511MBD | 3/9 Design control — primary reference Hunt Valve Company Inc Dba Union Flonetics |
| A48511MBD | C/1 Advisory reference — outside the item-of-supply concept Hunt Valve Company, Inc. |
| D48671 ITEM 3 | C/1 Advisory reference — outside the item-of-supply concept Hunt Valve Company, Inc. |
NSN 4820-01-400-3203 is a Cap,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-400-3203: Valve Type for Which Designed: RELIEF; Valve Model Number for Which Designed: D48671; Valve Size for Which Designed: 1.000 INCHES IN; Material: COPPER ALLOY. 4 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.