The Thermostat,flow Control, cataloged under National Stock Number 6685-01-421-3549, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-421-3549 |
| Primary Part Number | 0727644 |
| Item Name | Thermostat,flow Control |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 0727644 | General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels (CHE) |
| 11-00257 | Amz Alabama Inc. (USA) |
| Reference | Meaning |
|---|---|
| 11-00257 | C/1 Advisory reference — outside the item-of-supply concept Bae Systems Land & Armaments L.p. |
| 11-00257 | 3/9 Design control — primary reference Bae Systems Survivability Systems Llc |
NSN 6685-01-421-3549 is a Thermostat,flow Control, manufactured by General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-421-3549 has 2 manufacturer part numbers on file: 0727644 (General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels), 11-00257 (Amz Alabama Inc.).
Key specifications for 0727644: End Item Identification: 2320-01-389-7558. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.