The Stem,fluid Valve, cataloged under National Stock Number 4820-01-319-7840, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Flowserve Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-319-7840 |
| Primary Part Number | 10302-B 03022 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Flowserve Inc |
| Status | ACTIVE |
| Valve Type for Which Designed | GLOBE |
| Stem Actuating End Type | THREADED EXTERNALLY |
| Features Provided | RISING STEM |
| Valve Size for Which Designed | 0.500 INCHES IN |
| Material | STEEL |
| 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 |
|---|---|
| 10302-B 03022 PRIMARY | Flowserve Inc (USA) |
| Reference | Meaning |
|---|---|
| E-30104 PART 10302-B | 5/9 Secondary reference Flowserve Inc |
| E-30104 | D/9 Drawing number reference only Flowserve Inc |
NSN 4820-01-319-7840 is a Stem,fluid Valve, manufactured by Flowserve Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-319-7840 has 1 manufacturer part number on file: 10302-B 03022 (Flowserve Inc).
Key specifications for 10302-B 03022: Valve Type for Which Designed: GLOBE; Stem Actuating End Type: THREADED EXTERNALLY; Features Provided: RISING STEM; Valve Size for Which Designed: 0.500 INCHES IN. 5 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.