The Transmitter,temperature,electric, cataloged under National Stock Number 6685-01-491-7634, 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 Rdf Corporation. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6685-01-491-7634 |
| Primary Part Number | 23700-4 |
| Item Name | Transmitter,temperature,electric |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Rdf Corporation |
| Status | ACTIVE |
| Socket Overall Length | 1.250 INCHES NOMINAL IN |
| Style Designator | INTEGRALLY-MOUNTED ELEMENT |
| Body Length | 2.250 INCHES NOMINAL IN |
| Unit Type | PROTECTIVE TUBE |
| Bulb Tip Length | 0.810 INCHES NOMINAL IN |
| Operating Temp Range | -40.0 TO 400.0 FAHRENHEIT DEGF |
| Accommodated Contact Type and Quantity | 1 FEMALE INSERT |
| Material | NICKEL OVERALL |
| Terminal Type and Quantity | 1 CONNECTOR, RECEPTACLE |
| 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 |
|---|---|
| 23700-4 PRIMARY | Rdf Corporation (USA) |
| Reference | Meaning |
|---|---|
| RTE-N-10-4-TW(SE) | 5/9 Secondary reference U.S. Government activity |
| 6509E84FN11 | D/9 Drawing number reference only U.S. Government activity |
NSN 6685-01-491-7634 is a Transmitter,temperature,electric, manufactured by Rdf Corporation, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-491-7634 has 1 manufacturer part number on file: 23700-4 (Rdf Corporation).
Key specifications for 23700-4: Socket Overall Length: 1.250 INCHES NOMINAL IN; Style Designator: INTEGRALLY-MOUNTED ELEMENT; Body Length: 2.250 INCHES NOMINAL IN; Unit Type: PROTECTIVE TUBE. 9 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.