The Transmitter,liquid Quantity, cataloged under National Stock Number 6680-01-503-4452, 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 Setra Systems, Inc. Dba Gems Sensors. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6680-01-503-4452 |
| Primary Part Number | 204869 |
| Item Name | Transmitter,liquid Quantity |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Setra Systems, Inc. Dba Gems Sensors |
| Status | ACTIVE |
| 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 |
|---|---|
| 204869 PRIMARY | Setra Systems, Inc. Dba Gems Sensors (USA) |
| R-2-11-23 | Bird-Johnson Propeller Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| XT-36490 | 5/9 Secondary reference Setra Systems, Inc. Dba Gems Sensors |
| 112559001 REV C ITEM 89 | D/9 Drawing number reference only Bird-Johnson Propeller Company, Llc |
NSN 6680-01-503-4452 is a Transmitter,liquid Quantity, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-503-4452 has 2 manufacturer part numbers on file: 204869 (Setra Systems, Inc. Dba Gems Sensors), R-2-11-23 (Bird-Johnson Propeller Company, Llc).
Key specifications for 204869: Special Features: STAINLESS STEEL CONSTRUCTION; LENGTHS TO 15 FEET; 5 INCH FLANGE; 1/2 INCH NPT CONNECTION IN; End Item Identification: HYDRAULIC POWER MODULE. 0 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.