The Counter,rotating, cataloged under National Stock Number 6680-00-794-3151, 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 L3harris Technologies, Inc.. Government technical data includes 19 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-00-794-3151 |
| Primary Part Number | B2221181G2 |
| Item Name | Counter,rotating |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | L3harris Technologies, Inc. |
| Status | ACTIVE |
| Numeral Display Method | DRUM |
| Register Quantity | 1 |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) |
| Mounting Arrangement Style | FOUR POSITION SQUARE/RECTANGLE |
| Shaft Diameter | 0.1870 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN |
| Register Function | UNABLE TO DECODE |
| Figure Quantity Per Register | UNABLE TO DECODE |
| Style Designator | UNENCLOSED SQUARE OR RECTANGULAR |
| Longest Vertical Distance Between Mounting Centers | 0.635 INCHES MINIMUM AND 0.645 INCHES MAXIMUM IN |
| Actuating Device Location | LEFT SIDE SINGLE REGISTER SINGLE TIER |
| Shaft Revolutions Per Count | UNABLE TO DECODE |
| Figure Height | UNABLE TO DECODE |
| Shaft Length | 0.438 INCHES NOMINAL IN |
| Maximum Count Rate | UNABLE TO DECODE |
| Color | WHITE SECOND TEMP COEFFICIENT |
| Color | BLACK THIRD TEMP COEFFICIENT |
| Mounting Type for Which Designed | UNABLE TO DECODE |
| Shaft Rotation Direction and Maximum Speed in RPM | UNABLE TO DECODE |
| Longest Horizontal Distance Between Mounting Centers | 0.796 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 |
|---|---|
| B2221181G2 PRIMARY | L3harris Technologies, Inc. (USA) |
NSN 6680-00-794-3151 is a Counter,rotating, manufactured by L3harris Technologies, Inc., classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-00-794-3151 has 1 manufacturer part number on file: B2221181G2 (L3harris Technologies, Inc.).
Key specifications for B2221181G2: Numeral Display Method: DRUM; Register Quantity: 1; Mounting Facility Type and Quantity: 4 THREADED HOLE(S); Overall Height: 1.531 INCHES NOMINAL IN. 19 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.