The Stem,fluid Valve, cataloged under National Stock Number 4820-01-138-2019, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hunt Valve Company, Inc.. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Hunt Valve Company, Inc. (CAGE 11859) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-138-2019 |
| Primary Part Number | B922-1-B ITEM 15 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hunt Valve Company, Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| 900985 | Hunt Valve Company, Inc. (USA) |
| B922-1-B ITEM 15 PRIMARY | Hunt Valve Company, Inc. (USA) |
| B922-0-B ITEM 15 PRIMARY | Hunt Valve Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| B922-0-B | D/9 Drawing number reference only Hunt Valve Company, Inc. |
| B922-1-B | D/9 Drawing number reference only Hunt Valve Company, Inc. |
NSN 4820-01-138-2019 is a Stem,fluid Valve, manufactured by Hunt Valve Company, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-138-2019 has 3 manufacturer part numbers on file: 900985 (Hunt Valve Company, Inc.), B922-1-B ITEM 15 (Hunt Valve Company, Inc.), B922-0-B ITEM 15 (Hunt Valve Company, Inc.).
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.