The Indicator,liquid Quantity, cataloged under National Stock Number 6680-01-291-4271, 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 Ge Aviation Systems Llc Dba Ge Aviation. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6680-01-291-4271 |
| Primary Part Number | 20-226-01 |
| Item Name | Indicator,liquid Quantity |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Ge Aviation Systems Llc Dba Ge Aviation |
| Status | ACTIVE |
| Length | 5.160 INCHES NOMINAL IN |
| Electrical Connection Quantity | 1 |
| Electrical Connection Identifying Number | MS3126F14-19SW |
| Supplementary Features | TECH ORDER 1C-130H-4 FIG 102 |
| Diameter | 2.000 INCHES NOMINAL IN |
| Dial Outside Diameter | 1.750 INCHES NOMINAL IN |
| Presentation Type | DIAL |
| Reference Number Differentiating Characteristics | AS DIFERENTIATED BY SOURCE CONTROL DRAWING |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 20-226-01 | Ge Aviation Systems Llc Dba Ge Aviation (USA) |
| Reference | Meaning |
|---|---|
| 20-226-01 | 5/9 Secondary reference Smiths Aerospace Inc Dba Siads Div Electronic Systems - Malvern |
| 697749-11 | 1/3 Source control — Government-approved source U.S. Government activity |
| 20-226-01 | 5/9 Secondary reference Ge Aviation Systems Llc |
NSN 6680-01-291-4271 is a Indicator,liquid Quantity, manufactured by Ge Aviation Systems Llc Dba Ge Aviation, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-291-4271 has 1 manufacturer part number on file: 20-226-01 (Ge Aviation Systems Llc Dba Ge Aviation).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-618-2823. Verify interchangeability with system specifications before substitution.
Key specifications for 20-226-01: Length: 5.160 INCHES NOMINAL IN; Electrical Connection Quantity: 1; Electrical Connection Identifying Number: MS3126F14-19SW; Supplementary Features: TECH ORDER 1C-130H-4 FIG 102. 8 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 6680-01-291-4271 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.