The Indicator,fuel System, cataloged under National Stock Number 6620-01-021-8445, is classified within Federal Supply Class 6620 (Engine Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6620-01-021-8445 |
| Item Name | Indicator,fuel System |
| FSC / FSG | 6620 / 66 — Engine Instruments |
| Status | ACTIVE |
| General Characteristics Item Description | 2.000 IN. DIA,2.500 IN. MIN 2.624 IN. MAX LG EXCLUDING ELECTRICAL CONNECTOR IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 3571212-0056 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems |
| 3571212-0056 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6620-01-021-8445 is a Indicator,fuel System, classified under FSC 6620, Engine Instruments. Status: active.
Key specifications for 6620-01-021-8445: General Characteristics Item Description: 2.000 IN. DIA,2.500 IN. MIN 2.624 IN. MAX LG EXCLUDING ELECTRICAL CONNECTOR IN; End Item Identification: AIRCRAFT MODEL KC-130R. 1 specification is 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 6620-01-021-8445 has DEMIL Code Q. 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.