The Valve,flow Control, cataloged under National Stock Number 4820-01-583-0996, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hunt Valve Company, Inc.. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-583-0996 |
| Primary Part Number | 5021-039-B1626E-2.50IN |
| Item Name | Valve,flow Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hunt Valve Company, Inc. |
| Status | ACTIVE |
| Body Material Document and Classification | BRONZE B61 ASSN STD SINGLE MATERIAL RESPONSE |
| End Connection Quantity | 2 |
| Valve Size | 2.500 INCHES IN |
| Body Material | COPPER ALLOY |
| Pressure Class | ERR-060 |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| 5021-039-B1626E-2.50IN PRIMARY | Hunt Valve Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 5021-039-B1626E-2.50IN | 3/9 Design control — primary reference Pima Valve, Llc |
NSN 4820-01-583-0996 is a Valve,flow Control, manufactured by Hunt Valve Company, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-583-0996 has 1 manufacturer part number on file: 5021-039-B1626E-2.50IN (Hunt Valve Company, Inc.).
Key specifications for 5021-039-B1626E-2.50IN: Body Material Document and Classification: BRONZE B61 ASSN STD SINGLE MATERIAL RESPONSE; End Connection Quantity: 2; Valve Size: 2.500 INCHES IN; Body Material: COPPER ALLOY. 6 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.