The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-219-7871, 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 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-219-7871 |
| Item Name | Indicator,sight,liquid |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Status | ACTIVE |
| Furnished Data | LIQUID LEVEL |
| Data Furnishing Method | CLEAR WINDOW |
| End Connection Type | UNABLE TO DECODE |
| Criticality Code Justification | ZZZY |
| Style Designator | GAGE VALVE |
| Distance Between Mounting Facility Centers | 18.000 INCHES NOMINAL IN |
| Media for Which Designed | ANY ACCEPTABLE |
| Material | PLASTIC POLYCARBONATE |
| Guard Rod Quantity | 2 |
| Sight Diameter | 0.750 INCHES NOMINAL IN |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Sight Height | 9.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | C |
| Reference | Meaning |
|---|---|
| E-313 | 5/1 Secondary reference Clark-Reliance Llc Dba Jerguson Gage & Valve |
| E-313-18IN-CTOC | 3/1 Design control — primary reference Clark-Reliance Llc Dba Jerguson Gage & Valve |
NSN 6680-01-219-7871 is a Indicator,sight,liquid, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 6680-01-227-9389, 2910-01-294-2604, 6680-01-474-5030. Verify interchangeability with system specifications before substitution.
Key specifications for 6680-01-219-7871: Furnished Data: LIQUID LEVEL; Data Furnishing Method: CLEAR WINDOW; End Connection Type: UNABLE TO DECODE; Criticality Code Justification: ZZZY. 12 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.
NSN 6680-01-219-7871 has DEMIL Code F. Demilitarization may be required before disposal or transfer to non-military entities.
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.