The Indicator,rate of Flow, cataloged under National Stock Number 6680-01-142-6583, 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 Avitest Llc. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-142-6583 |
| Primary Part Number | AV3-4-35LP600 |
| Item Name | Indicator,rate of Flow |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Avitest Llc |
| Status | ACTIVE |
| Scale Range | -0.001 TO 0.880 FUEL FLOW RATE SINGLE INDICATOR SINGLE SCALE |
| Scale Division Quantity | 1 SINGLE INDICATOR SINGLE SCALE |
| 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 |
|---|---|
| AV3-4-35LP600 PRIMARY | Avitest Llc (USA) |
| Reference | Meaning |
|---|---|
| AV3-4-35LP600 AND AV3-4SVP35K | 5/9 Secondary reference Aviation Technology, Inc. |
| AV3-4SVP35K | 3/1 Design control — primary reference Aviation Technology, Inc. |
NSN 6680-01-142-6583 is a Indicator,rate of Flow, manufactured by Avitest Llc, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-142-6583 has 1 manufacturer part number on file: AV3-4-35LP600 (Avitest Llc).
Key specifications for AV3-4-35LP600: Scale Range: -0.001 TO 0.880 FUEL FLOW RATE SINGLE INDICATOR SINGLE SCALE; Scale Division Quantity: 1 SINGLE INDICATOR SINGLE SCALE. 2 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.