The Transmitter,liquid Quantity, cataloged under National Stock Number 6680-01-174-1920, 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 Meggitt Safety Systems Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-174-1920 |
| Primary Part Number | 71-123-3 |
| Item Name | Transmitter,liquid Quantity |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Meggitt Safety Systems Inc |
| Status | ACTIVE |
| FSC Application Data | FUEL QUANTITY,SENSING SYSTEM |
| 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 |
|---|---|
| 71-123-3 PRIMARY | Meggitt Safety Systems Inc (USA) |
| 020-072-003 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Fluid Systems Division (USA) |
| 310D038-5 | Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana Div Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana (USA) |
| Reference | Meaning |
|---|---|
| 310D038 | 5/9 Secondary reference Derlan Inc |
| 71-123-3 | 5/9 Secondary reference U.S. Government activity |
| 020-072-003 | 5/9 Secondary reference Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations |
| 310D038-5 | 5/9 Secondary reference Bfm Energy Products Corp |
| 71-123-3 | 5/9 Secondary reference Meggitt (new Hampshire), Inc |
NSN 6680-01-174-1920 is a Transmitter,liquid Quantity, manufactured by Meggitt Safety Systems Inc, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-174-1920 has 3 manufacturer part numbers on file: 71-123-3 (Meggitt Safety Systems Inc), 020-072-003 (Parker-Hannifin Corporation Dba Pneutronics Div Fluid Systems Division), 310D038-5 (Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana Div Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana).
Key specifications for 71-123-3: FSC Application Data: FUEL QUANTITY,SENSING SYSTEM; End Item Identification: CH53-D/E HELICOPTER. 1 specification is 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.