The Transmitter,temperature,electric, cataloged under National Stock Number 6685-01-121-9688, 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 The British Rototherm Company Ltd. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-121-9688 |
| Primary Part Number | E13496 130MM X 1200MM |
| Item Name | Transmitter,temperature,electric |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | The British Rototherm Company Ltd |
| Status | ACTIVE |
| Distance Across Wrenching Surface Flats | 22.2 MILLIMETERS NOMINAL MM |
| Thread Length | 22.0 MILLIMETERS NOMINAL MM |
| Style Designator | TRANSMITTER, 24V DC V |
| Mounting Facility Screw Thread Series Designator | NPT |
| Outside Diameter | 10.3 MILLIMETERS NOMINAL MM |
| Unit Type | PROTECTIVE TUBE |
| Operating Temp Range | -200.0 TO 250.0 CELSIUS DEGC |
| Accommodated Contact Type and Quantity | 3 WIRE LEAD |
| Material | STEEL CORROSION RESISTING OUTER JACKET INSULATION/SHEATHING |
| Terminal Type and Quantity | 3 WIRE LEAD |
| 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 |
|---|---|
| E13496 130MM X 1200MM | The British Rototherm Company Ltd (GBR) |
| 3399BSA | Rosemount Aerospace Ltd (GBR) |
| RW3/790067-6 | David Brown Gear Systems Limited (GBR) |
| Reference | Meaning |
|---|---|
| RW3/790067-6 | 5/9 Secondary reference David Brown Special Products Ltd |
| E13496 130MM X 1200MM | 3/9 Design control — primary reference Rosemount Aerospace Ltd |
| RW3/790067-6 | 5/9 Secondary reference Brown David Vehicle Products Ltd |
NSN 6685-01-121-9688 is a Transmitter,temperature,electric, manufactured by The British Rototherm Company Ltd, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-121-9688 has 3 manufacturer part numbers on file: E13496 130MM X 1200MM (The British Rototherm Company Ltd), 3399BSA (Rosemount Aerospace Ltd), RW3/790067-6 (David Brown Gear Systems Limited).
Key specifications for E13496 130MM X 1200MM: Distance Across Wrenching Surface Flats: 22.2 MILLIMETERS NOMINAL MM; Thread Length: 22.0 MILLIMETERS NOMINAL MM; Style Designator: TRANSMITTER, 24V DC V; Mounting Facility Screw Thread Series Designator: NPT. 10 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.