The Indicator,liquid Quantity, cataloged under National Stock Number 6680-01-360-9451, 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 Ontic Engineering & Manufacturing, Inc Dba Ontic Us. Government technical data includes 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-360-9451 |
| Primary Part Number | 20-246-01 |
| Item Name | Indicator,liquid Quantity |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Ontic Engineering & Manufacturing, Inc Dba Ontic Us |
| Status | ACTIVE |
| Length | 8.100 INCHES NOMINAL IN |
| Electrical Connection Quantity | 1 |
| Scale Range | +0.1 TO 1500.0 POUNDS ALL INDICATORS SINGLE SCALE LBS |
| Diameter | 2.000 INCHES NOMINAL IN |
| Display Type | LIQUID CRYSTAL |
| Material | PLASTIC ACRYLIC CASE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 20-246-01 PRIMARY | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| Reference | Meaning |
|---|---|
| EFU-55/A | 5/1 Secondary reference U.S. Government activity |
| 20-246-01 | 5/9 Secondary reference Ge Aviation Systems Llc |
| 20-246-01 | 5/9 Secondary reference Ge Aviation Systems Llc Dba Ge Aviation |
NSN 6680-01-360-9451 is a Indicator,liquid Quantity, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-360-9451 has 1 manufacturer part number on file: 20-246-01 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).
Key specifications for 20-246-01: Length: 8.100 INCHES NOMINAL IN; Electrical Connection Quantity: 1; Scale Range: +0.1 TO 1500.0 POUNDS ALL INDICATORS SINGLE SCALE LBS; Diameter: 2.000 INCHES NOMINAL IN. 6 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 6680-01-360-9451 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.