The Valve,calibrated Flow, cataloged under National Stock Number 4820-01-666-3753, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Cpi Satcom & Antenna Technologies Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Valve,calibrated Flow |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Cpi Satcom & Antenna Technologies Inc. (CAGE 0P0N7) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-666-3753 |
| Primary Part Number | U044-11-1400-02 |
| Item Name | Valve,calibrated Flow |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Cpi Satcom & Antenna Technologies 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 |
|---|---|
| U044-11-1400-02 PRIMARY | Cpi Satcom & Antenna Technologies Inc. (USA) |
| Reference | Meaning |
|---|---|
| U044-11-1400 | D/9 Drawing number reference only Cpi Satcom & Antenna Technologies Inc. |
NSN 4820-01-666-3753 is a Valve,calibrated Flow, manufactured by Cpi Satcom & Antenna Technologies Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-666-3753 has 1 manufacturer part number on file: U044-11-1400-02 (Cpi Satcom & Antenna Technologies Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-666-3755, 4820-01-666-3757. Verify interchangeability with system specifications before substitution.
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.