The Indicator,sight,liquid, cataloged under National Stock Number 6680-00-753-9265, 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 Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 9 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-00-753-9265 |
| Primary Part Number | A-A-59462-A-3 |
| Item Name | Indicator,sight,liquid |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Furnished Data | ACTIVE INGREDIENT PRESENCE |
| Seat Angle in Deg | UNABLE TO DECODE |
| Data Furnishing Method | CLEAR WINDOW |
| End Connection Type | UNABLE TO DECODE |
| Style Designator | DOUBLE PORT |
| Thread Direction | UNABLE TO DECODE |
| Nominal Thread Size | UNABLE TO DECODE |
| Media for Which Designed | REFRIGERANT, FLUOROCARBON |
| Thread Series Designator | UNABLE TO DECODE |
| 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 |
|---|---|
| A-A-59462-A-3 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| Reference | Meaning |
|---|---|
| A21177-13 | 5/9 Secondary reference Hartford Compressors Inc |
| MS17798-8 | 5/9 Secondary reference U.S. Government activity |
| A-A-59462 | 4/1 Identification reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| MS17798-4F | 5/9 Secondary reference U.S. Government activity |
| A21177 | 5/9 Secondary reference Hartford Compressors Inc |
NSN 6680-00-753-9265 is a Indicator,sight,liquid, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-00-753-9265 has 1 manufacturer part number on file: A-A-59462-A-3 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).
2 possible matches (shared part number, not a government interchangeability claim): 5325-01-046-3670, 6680-01-112-9981. Verify interchangeability with system specifications before substitution.
Key specifications for A-A-59462-A-3: Overall Height: 2.750 INCHES MINIMUM AND 4.250 INCHES MAXIMUM IN; Furnished Data: ACTIVE INGREDIENT PRESENCE; Seat Angle in Deg: UNABLE TO DECODE; Data Furnishing Method: CLEAR WINDOW. 9 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.