The Indicator,liquid Quantity, cataloged under National Stock Number 6680-01-170-2640, 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 King Engineering Corporation Dba King-Gage Systems. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-170-2640 |
| Primary Part Number | 7750F-20M1 |
| Item Name | Indicator,liquid Quantity |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | King Engineering Corporation Dba King-Gage Systems |
| Status | ACTIVE |
| Length | 27.000 INCHES NOMINAL IN |
| Width | 3.250 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 |
|---|---|
| 7750F-20M1 PRIMARY | King Engineering Corporation Dba King-Gage Systems (USA) |
| Reference | Meaning |
|---|---|
| E3818-8804-TDMP-20 | 5/9 Secondary reference King Engineering Corporation Dba King-Gage Systems |
| 8804F-20M | 5/9 Secondary reference King Engineering Corporation Dba King-Gage Systems |
NSN 6680-01-170-2640 is a Indicator,liquid Quantity, manufactured by King Engineering Corporation Dba King-Gage Systems, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-170-2640 has 1 manufacturer part number on file: 7750F-20M1 (King Engineering Corporation Dba King-Gage Systems).
Key specifications for 7750F-20M1: Length: 27.000 INCHES NOMINAL IN; Width: 3.250 INCHES NOMINAL IN. 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.
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.