The Parts Kit,expansion, cataloged under National Stock Number 4820-01-391-4174, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Thermofrost Cryo Plc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-391-4174 |
| Primary Part Number | 200896 |
| Item Name | Parts Kit,expansion |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Thermofrost Cryo Plc |
| 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 |
|---|---|
| 200896 | Thermofrost Cryo Plc (GBR) |
| Reference | Meaning |
|---|---|
| 200896 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-391-4174 is a Parts Kit,expansion, manufactured by Thermofrost Cryo Plc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-391-4174 has 1 manufacturer part number on file: 200896 (Thermofrost Cryo Plc).
Key specifications for 200896: End Item Identification: A9 FLOWCON VALVE. 0 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.