The Sensor,ambient Temperature, cataloged under National Stock Number 6685-01-645-9335, 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 Weed Instrument Company, Inc. Dba Ultra Energy Div Ultra Energy. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-645-9335 |
| Primary Part Number | 0550-900-0028 |
| Item Name | Sensor,ambient Temperature |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Weed Instrument Company, Inc. Dba Ultra Energy Div Ultra Energy |
| Status | ACTIVE |
| Contact Type | CONNECTOR PLUG |
| Current Type | DC |
| Actuation Type | THERMAL |
| Precious Material | PLATINUM |
| Physical Form | STRAIGHT |
| Operation Type | DIRECT |
| Operating Temp Range | -100.0 TO 260.0 CELSIUS DEGC |
| Voltage Rating | 100.0 VOLTS MAXIMUM |
| 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 |
|---|---|
| 0550-900-0028 PRIMARY | Weed Instrument Company, Inc. Dba Ultra Energy Div Ultra Energy (USA) |
| A9506-01B-A-1.85 PRIMARY | Weed Instrument Company, Inc. Dba Ultra Energy Div Ultra Energy (USA) |
NSN 6685-01-645-9335 is a Sensor,ambient Temperature, manufactured by Weed Instrument Company, Inc. Dba Ultra Energy Div Ultra Energy, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-645-9335 has 2 manufacturer part numbers on file: 0550-900-0028 (Weed Instrument Company, Inc. Dba Ultra Energy Div Ultra Energy), A9506-01B-A-1.85 (Weed Instrument Company, Inc. Dba Ultra Energy Div Ultra Energy).
Key specifications for 0550-900-0028: Contact Type: CONNECTOR PLUG; Current Type: DC; Actuation Type: THERMAL; Precious Material: PLATINUM. 8 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.