The Transmitter,liquid Quantity, cataloged under National Stock Number 6680-00-286-2299, is classified within Federal Supply Class 6680 (Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Textron Aviation Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-00-286-2299 |
| Primary Part Number | CB7740-374 |
| Item Name | Transmitter,liquid Quantity |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Textron Aviation Inc |
| Status | ACTIVE |
| Actuation Method | FLOAT AND GEAR |
| Attachment Feature Quantity | 2 |
| Terminal Quantity | 1 |
| Current Type | DC |
| Terminal Type | RESISTANCE |
| Electrical Connection Quantity | 1 |
| Float Arm Length | 9.000 INCHES NOMINAL IN |
| Mounting Method | HOLE |
| Voltage Rating | 24.000 VOLTS NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 45-921516-1 | Textron Aviation Inc (USA) |
| CB7740-374 PRIMARY | Textron Aviation Inc (USA) |
| Reference | Meaning |
|---|---|
| 45-921516-1 | 5/9 Secondary reference Beechcraft Corporation Dba Textron Aviation |
| CB7740-374 | 3/9 Design control — primary reference Beechcraft Corporation Dba Textron Aviation |
NSN 6680-00-286-2299 is a Transmitter,liquid Quantity, manufactured by Textron Aviation Inc, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-00-286-2299 has 2 manufacturer part numbers on file: 45-921516-1 (Textron Aviation Inc), CB7740-374 (Textron Aviation Inc).
Key specifications for CB7740-374: Actuation Method: FLOAT AND GEAR; Attachment Feature Quantity: 2; Overall Height: 2.000 INCHES NOMINAL IN; Terminal Quantity: 1. 9 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.