The Stem,fluid Valve, cataloged under National Stock Number 4820-01-138-2006, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Flowserve Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-138-2006 |
| Primary Part Number | 44243-1 PART 32826,32328,32488 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Flowserve Inc |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 DISK AND 1 NUT |
| 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 |
|---|---|
| 44243-1 PART 32826,32328,32488 PRIMARY | Flowserve Inc (USA) |
| Reference | Meaning |
|---|---|
| E-44243 | D/9 Drawing number reference only Flowserve Inc |
| E-44243 PART 19887,31255,16957 | 5/9 Secondary reference Flowserve Inc |
| F-46342 PIECE 11,12,13 1-2IN | 5/9 Secondary reference Flowserve Inc |
| 19887,31255,16957 | 5/9 Secondary reference Flowserve Inc |
NSN 4820-01-138-2006 is a Stem,fluid Valve, manufactured by Flowserve Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-138-2006 has 1 manufacturer part number on file: 44243-1 PART 32826,32328,32488 (Flowserve Inc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-272-5503. Verify interchangeability with system specifications before substitution.
Key specifications for 44243-1 PART 32826,32328,32488: Furnished Items and Quantity: 1 DISK AND 1 NUT; Material: STEEL. 2 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.