The Transmitter,liquid Quantity, cataloged under National Stock Number 6680-01-669-9598, 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 Kus Usa, Inc. Dba Kus. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-669-9598 |
| Primary Part Number | 153099 |
| Item Name | Transmitter,liquid Quantity |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Kus Usa, Inc. Dba Kus |
| Status | ACTIVE |
| Actuation Method | FLOAT |
| Terminal Quantity | 2 |
| Mechanical Connection Quantity | 1 |
| Terminal Type | WIRE LEAD |
| Mechanical Connection Type | EXTERNAL THREAD |
| Float Effective Travel | 11.0 INCHES NOMINAL IN |
| Media for Which Designed | FUEL OR WATER |
| 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 |
|---|---|
| 153099 PRIMARY | Kus Usa, Inc. Dba Kus (USA) |
| Reference | Meaning |
|---|---|
| S3U-11 | 5/1 Secondary reference Kus Usa, Inc. Dba Kus |
NSN 6680-01-669-9598 is a Transmitter,liquid Quantity, manufactured by Kus Usa, Inc. Dba Kus, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-669-9598 has 1 manufacturer part number on file: 153099 (Kus Usa, Inc. Dba Kus).
1 possible match (shared part number, not a government interchangeability claim): 5995-01-707-7984. Verify interchangeability with system specifications before substitution.
Key specifications for 153099: Actuation Method: FLOAT; Terminal Quantity: 2; Mechanical Connection Quantity: 1; Terminal Type: WIRE LEAD. 7 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.