The Meter,fluid Flow Indicating,diff, cataloged under National Stock Number 6680-01-195-0183, 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 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-195-0183 |
| Item Name | Meter,fluid Flow Indicating,diff |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Status | ACTIVE |
| Pressure Type | LOW OR HIGH |
| Length | 3.093 INCHES NOMINAL IN |
| Outlet Connection Size | 1/4 IN. 18 THD NPT IN |
| Totalizing Integrator Register | NOT INCLUDED |
| Smallest Increment Indicated | 10.000 |
| Diameter | 5.000 INCHES NOMINAL IN |
| Case Shape | ROUND |
| Material | ALUMINUM CASE |
| Media for Which Designed | ANY ACCEPTABLE |
| Scale Presentation Range | 0 TO 165 RANGE OF NUMERICAL MARKINGS |
| Inlet Connection Size | 1/4 IN. 18 THD NPT IN |
| Mounting Type | FLUSH |
| Maximum Differential Pressure | 500.0 POUNDS PER SQUARE INCH LBS |
| 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 |
|---|---|
| 5192220 ITEM 48 | 5/9 Secondary reference Naval Sea Systems Command |
| 15-193359-00 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6680-01-195-0183 is a Meter,fluid Flow Indicating,diff, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
Key specifications for 6680-01-195-0183: Pressure Type: LOW OR HIGH; Length: 3.093 INCHES NOMINAL IN; Outlet Connection Size: 1/4 IN. 18 THD NPT IN; Totalizing Integrator Register: NOT INCLUDED. 13 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.