The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-258-0358, 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 Ernst, John C & Co, Inc.. Government technical data includes 18 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-258-0358 |
| Primary Part Number | 420-05-FLG-508-38.75 TY2 CLA |
| Item Name | Indicator,sight,liquid |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Ernst, John C & Co, Inc. |
| Status | ACTIVE |
| Furnished Data | LIQUID LEVEL |
| Nominal Pipe Size for Which Designed | UNABLE TO DECODE |
| Data Furnishing Method | BALL ACTION AND CLEAR WINDOW |
| End Connection Type | UNABLE TO DECODE |
| Style Designator | GAGE VALVE |
| Features Provided | DRAIN COCK |
| Distance Between Mounting Facility Centers | 38.750 INCHES NOMINAL IN |
| Thread Direction | UNABLE TO DECODE |
| Nominal Thread Size | UNABLE TO DECODE |
| Maximum Temp Rating | 100.0 FAHRENHEIT DEGF |
| Media for Which Designed | ANY ACCEPTABLE |
| Maximum Working Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Thread Quantity Per Inch | UNABLE TO DECODE |
| Material | COPPER ALLOY |
| Guard Rod Quantity | 4 |
| Thread Series Designator | UNABLE TO DECODE |
| Sight Diameter | 0.750 INCHES NOMINAL IN |
| Sight Height | 36.750 INCHES NOMINAL IN |
| 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 |
|---|---|
| 420-05-FLG-508-38.75 TY2 CLA PRIMARY | Ernst, John C & Co, Inc. (USA) |
NSN 6680-01-258-0358 is a Indicator,sight,liquid, manufactured by Ernst, John C & Co, Inc., classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-258-0358 has 1 manufacturer part number on file: 420-05-FLG-508-38.75 TY2 CLA (Ernst, John C & Co, Inc.).
Key specifications for 420-05-FLG-508-38.75 TY2 CLA: Furnished Data: LIQUID LEVEL; Nominal Pipe Size for Which Designed: UNABLE TO DECODE; Data Furnishing Method: BALL ACTION AND CLEAR WINDOW; End Connection Type: UNABLE TO DECODE. 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.