The Stem,fluid Valve, cataloged under National Stock Number 4820-01-235-8604, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Falls Filtration Technologies, Inc.. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-235-8604 |
| Primary Part Number | D3W395-157 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Falls Filtration Technologies, Inc. |
| Status | ACTIVE |
| Stem Actuating End Type | THREADED EXTERNALLY |
| Surface Treatment | CADMIUM |
| 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 |
|---|---|
| D3W395-157 PRIMARY | Falls Filtration Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| D3W18774 | D/9 Drawing number reference only Falls Filtration Technologies, Inc. |
NSN 4820-01-235-8604 is a Stem,fluid Valve, manufactured by Falls Filtration Technologies, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-235-8604 has 1 manufacturer part number on file: D3W395-157 (Falls Filtration Technologies, Inc.).
Key specifications for D3W395-157: Stem Actuating End Type: THREADED EXTERNALLY; Overall Length: 6.520 INCHES NOMINAL IN; Surface Treatment: CADMIUM; End Item Identification: 4330-01-200-5665. 3 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.