The Indicator,sight,liquid, cataloged under National Stock Number 6680-00-551-2262, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Essex Brass Corporation. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-00-551-2262 |
| Primary Part Number | 540 3/4 |
| Item Name | Indicator,sight,liquid |
| FSC / FSG | 6680 / 66 — No Item Name Available |
| Manufacturer | Essex Brass Corporation |
| Status | ACTIVE |
| Data Furnishing Method | CLEAR WINDOW |
| Thread Series Designator | UNABLE TO DECODE |
| Style Designator | BULLS EYE |
| Material | COPPER ALLOY |
| Nominal Thread Size | UNABLE TO DECODE |
| End Connection Type | UNABLE TO DECODE |
| Thread Quantity Per Inch | UNABLE TO DECODE |
| Furnished Data | LIQUID LEVEL |
| Media for Which Designed | OIL |
| Nominal Pipe Size for Which Designed | UNABLE TO DECODE |
| Width Across Flats | 1.250 INCHES NOMINAL IN |
| Sight Diameter | 1.000 INCHES NOMINAL IN |
| Thread Direction | UNABLE TO DECODE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 540 3/4 | Essex Brass Corporation (USA) |
| 540SIZE3-4 | Essex Brass Corporation (USA) |
NSN 6680-00-551-2262 is a Indicator,sight,liquid, manufactured by Essex Brass Corporation, classified under FSC 6680 (No Item Name Available). Status: active.
NSN 6680-00-551-2262 has 2 cross-referenced part numbers: 540 3/4 (Essex Brass Corporation), 540SIZE3-4 (Essex Brass Corporation).
There are 6 known substitutes for 6680-00-551-2262: 4820-01-007-5158, 5962-01-076-5901, 5310-01-540-5586 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 540 3/4: End Item Identification: POSEIDON; Data Furnishing Method: CLEAR WINDOW; Thread Series Designator: UNABLE TO DECODE; Style Designator: BULLS EYE. 15 total characteristics are documented in the Federal Logistics Information System.