The Meter,flow Rate Indicating, cataloged under National Stock Number 6680-01-503-8809, 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. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-503-8809 |
| Item Name | Meter,flow Rate Indicating |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Status | ACTIVE |
| Indicator Type | SIGHT WINDOW SET DIRECTLY IN TUBE |
| Inlet Connection Position for Which Designed | HORIZONTAL |
| Design Type | CASE |
| Mounting Method | DIRECT LINE |
| Inlet Connection Device Type | STATIONARY |
| Inlet Connection Size | 0.750 IN. BSP IN |
| Alarm Signal | NOT INCLUDED |
| Outlet Connection Size | 0.750 IN. BSP IN |
| Outlet Connection Device Type | STATIONARY |
| Unit Type | MOUNTED |
| Construction | INCLOSED W/SIGHT WINDOW |
| Outlet Connection Position for Which Designed | HORIZONTAL |
| Integral Relief Valve | NOT INCLUDED |
| Base | NOT INCLUDED |
| Carrying Handle | NOT INCLUDED |
| Maximum Working Pressure | 400.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Material | ALUMINUM TUBE |
| Integral Heat Source | NOT INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| TM06ASRSBXFB2B | 3/9 Design control — primary reference Tuthill Corporation |
NSN 6680-01-503-8809 is a Meter,flow Rate Indicating, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
Key specifications for 6680-01-503-8809: Indicator Type: SIGHT WINDOW SET DIRECTLY IN TUBE; Inlet Connection Position for Which Designed: HORIZONTAL; Design Type: CASE; Mounting Method: DIRECT LINE. 18 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.