The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-548-5704, 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 2 specifications, cited from the U.S. Government catalog. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-548-5704 |
| Item Name | Indicator,sight,liquid |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | QUALITY CONTROLLED IAW NAVY LEVEL1 ASSURANCE GUIDE, CLEANED IAW MIL-C- 52211 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Reference | Meaning |
|---|---|
| G547-0002-A76 | 5/1 Secondary reference U.S. Government activity |
| G547-0002-A76C1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 7550478-A76 | 5/1 Secondary reference Naval Sea Systems Command |
| 801-6640825 ASSY 27AC1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 7550478-A76C1 | 3/1 Design control — primary reference Naval Inventory Control Point Mechanicsburg |
| 263370201-027A | 5/1 Secondary reference U.S. Government activity |
| 263370201-027AC1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 801-6640825 ASSY 27A | 5/1 Secondary reference Naval Sea Systems Command |
NSN 6680-01-548-5704 is a Indicator,sight,liquid, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6680-01-554-0506. Verify interchangeability with system specifications before substitution.
Key specifications for 6680-01-548-5704: Criticality Code Justification: ZZZY; Part Name Assigned by Controlling Agency: GLASS SIGHT ASSEMBLY SW 1.000 NPS; Reference Number Differentiating Characteristics: QUALITY CONTROLLED IAW NAVY LEVEL1 ASSURANCE GUIDE, CLEANED IAW MIL-C- 52211. 2 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 6680-01-548-5704 has DEMIL Code D. 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.