The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-522-2111, 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 Setra Systems, Inc. Dba Gems Sensors. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6680-01-522-2111 |
| Primary Part Number | TYPE BM-2 |
| Item Name | Indicator,sight,liquid |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Setra Systems, Inc. Dba Gems Sensors |
| Status | ACTIVE |
| Furnished Data | LIQUID LEVEL |
| Nominal Pipe Size for Which Designed | UNABLE TO DECODE |
| Data Furnishing Method | CLEAR WINDOW AND FLOAT BALL |
| Style Designator | BULLS EYE, HI-TEMP/HIGH PRESSURE |
| Maximum Temp Rating | 200.0 FAHRENHEIT DEGF |
| Maximum Working Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Material | STEEL CORROSION RESISTING |
| Thread Series Designator | UNABLE TO DECODE |
| Sight Diameter | 1.250 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 |
|---|---|
| TYPE BM-2 PRIMARY | Setra Systems, Inc. Dba Gems Sensors (USA) |
| TEMPPART02511 | Setra Systems, Inc. Dba Gems Sensors (USA) |
| Reference | Meaning |
|---|---|
| 245622 | D/9 Drawing number reference only Allied Systems Company Dba Allied Systems Co |
| 47333 REV F ITEM 15 | 5/1 Secondary reference Allied Systems Company Dba Allied Systems Co |
NSN 6680-01-522-2111 is a Indicator,sight,liquid, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-522-2111 has 2 manufacturer part numbers on file: TYPE BM-2 (Setra Systems, Inc. Dba Gems Sensors), TEMPPART02511 (Setra Systems, Inc. Dba Gems Sensors).
Key specifications for TYPE BM-2: Overall Height: 28.000 INCHES NOMINAL IN; Furnished Data: LIQUID LEVEL; Nominal Pipe Size for Which Designed: UNABLE TO DECODE; Data Furnishing Method: CLEAR WINDOW AND FLOAT BALL. 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.