The Meter,fluid Flow Indicating,diff, cataloged under National Stock Number 6680-01-079-5668, 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 Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-079-5668 |
| Primary Part Number | 2131884-10 |
| Item Name | Meter,fluid Flow Indicating,diff |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div |
| Status | ACTIVE |
| Totalizing Integrator Register | NOT INCLUDED |
| Accessory Components and Quantity | C/O ONE INDICATOR P/N 2131884-4 MATCHED BY IDENTICAL SERIAL NUMBER TO SENSOR P/N 2131884-2;TEN FEET OF CONNECTING CABLE;115 VAC,60 HZ;TEST STATION,ANTENNA NSN 6625-01-004-6593 VAC |
| Case Shape | ROUND |
| Material | STEEL CASE |
| 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 |
|---|---|
| 2131884-10 PRIMARY | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div (USA) |
| Reference | Meaning |
|---|---|
| 2131884-5 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div |
NSN 6680-01-079-5668 is a Meter,fluid Flow Indicating,diff, manufactured by Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-079-5668 has 1 manufacturer part number on file: 2131884-10 (Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div).
Key specifications for 2131884-10: Totalizing Integrator Register: NOT INCLUDED; Accessory Components and Quantity: C/O ONE INDICATOR P/N 2131884-4 MATCHED BY IDENTICAL SERIAL NUMBER TO SENSOR P/N 2131884-2;TEN FEET OF CONNECTING CABLE;115 VAC,60 HZ;TEST STATION,ANTENNA NSN 6625-01-004-6593 VAC; Case Shape: ROUND; Material: STEEL CASE. 4 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.