The Valve,expansion, cataloged under National Stock Number 4820-01-547-6819, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Emerson Electric Co Alco Controls Div. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Valve,expansion |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Emerson Electric Co Alco Controls Div (CAGE 70255) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-547-6819 |
| Primary Part Number | GT06321-41 |
| Item Name | Valve,expansion |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Emerson Electric Co Alco Controls Div |
| 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 |
|---|---|
| GT06321-41 PRIMARY | Emerson Electric Co Alco Controls Div (USA) |
| 065176 | Emerson Electric Co Alco Controls Div (USA) |
| TCLN3/4"MW55ODFEE20FT ANG | Emerson Electric Co Alco Controls Div (USA) |
| Reference | Meaning |
|---|---|
| FT06321 ASSY 065176 TABLE 1 | 5/1 Secondary reference Emerson Electric Co Alco Controls Div |
NSN 4820-01-547-6819 is a Valve,expansion, manufactured by Emerson Electric Co Alco Controls Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-547-6819 has 3 manufacturer part numbers on file: GT06321-41 (Emerson Electric Co Alco Controls Div), 065176 (Emerson Electric Co Alco Controls Div), TCLN3/4"MW55ODFEE20FT ANG (Emerson Electric Co Alco Controls Div).
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.