The Meter,flow Rate Indicating, cataloged under National Stock Number 6680-01-040-8587, 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 29 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6680-01-040-8587 |
| Item Name | Meter,flow Rate Indicating |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Status | ACTIVE |
| Scale Quantity | 1 |
| Indicator Type | BALL FLOAT |
| Inlet Connection Position for Which Designed | VERTICAL |
| Spinning Float | NOT INCLUDED |
| Design Type | CASE |
| Integral Pulsation Dampener | NOT INCLUDED |
| Outlet Bolt Circle Diameter | 0.250 INCHES NOMINAL IN |
| Mounting Method | DIRECT LINE |
| Inlet Bolt Circle Diameter | 0.250 INCHES NOMINAL IN |
| Guide Type | HOLLOW TAPERED ROD |
| Inlet Connection Device Type | STATIONARY |
| Inlet Connection Size | 0.250 IN.-18 NPT IN |
| Inlet Connection Type | THREADED |
| Float Quantity | 1 |
| Alarm Signal | NOT INCLUDED |
| Scale Type | MILLIMETER REFERENCE READING |
| Outlet Connection Size | 0.250 IN.-18 NPT IN |
| Outlet Connection Device Type | STATIONARY |
| Construction | INCLOSED W/SIGHT WINDOW |
| Outlet Connection Position for Which Designed | VERTICAL |
| Meter Type | FLOAT |
| Float Type | GUIDED |
| Integral Relief Valve | NOT INCLUDED |
| Base | NOT INCLUDED |
| Carrying Handle | NOT INCLUDED |
| Maximum Working Pressure | 160.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Material | GLASS TUBE |
| Media for Which Designed | NITROGEN GAS |
| 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 |
|---|---|
| 886C263P3 | 3/9 Design control — primary reference U.S. Government activity |
NSN 6680-01-040-8587 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 6680-01-040-8587: Scale Quantity: 1; Indicator Type: BALL FLOAT; Inlet Connection Position for Which Designed: VERTICAL; Spinning Float: NOT INCLUDED. 29 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.