The Transmitter,pressure, cataloged under National Stock Number 6685-00-809-7599, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-809-7599 |
| Item Name | Transmitter,pressure |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Actuation Method | DIAPHRAGM |
| FSC Application Data | TRANSMITTER,PRESSURE,EXCEPT ENGINE |
| Phase | SINGLE LOCATION NOT OTHERWISE SPECIFIED |
| Contact Type | PIN |
| Current Type | AC |
| Mechanical Connection Quantity | 1 |
| Electrical Connection Quantity | 1 |
| Overall Diameter | 1.750 INCHES NOMINAL IN |
| Electrical Connection Identifying Number | PART NO. WK4-21C3-8 |
| Mounting Method | HOLE |
| Mechanical Connection Type | INTERNAL PIPE |
| Mechanical Connection Size | 3/8 IN. DIA IN |
| Contact Quantity | 4 |
| Mounting Device Quantity | 2 |
| Connector Controlling Agency | CANNON ELECTRIC CO |
| Frequency Rating | 3000.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| Voltage Rating | 10.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| Measurement Range | +0.0 TO 300.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| P2G300-1241 | 3/9 Design control — primary reference Dynasciences Corp Instrument Systems Div |
NSN 6685-00-809-7599 is a Transmitter,pressure, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-00-809-7599: Actuation Method: DIAPHRAGM; FSC Application Data: TRANSMITTER,PRESSURE,EXCEPT ENGINE; Phase: SINGLE LOCATION NOT OTHERWISE SPECIFIED; Contact Type: PIN. 18 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.