The Tachometer,mechanical,fixed Moun, cataloged under National Stock Number 6680-00-696-3818, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Stewart-Warner Corporation. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 6680-00-696-3818 |
| Primary Part Number | 551-AMA |
| Item Name | Tachometer,mechanical,fixed Moun |
| FSC / FSG | 6680 / 66 — No Item Name Available |
| Manufacturer | Stewart-Warner Corporation |
| Status | CANCELLED |
| Operating Range | +0.0 TO 4500.0 REVOLUTIONS PER MINUTE |
| Overall Diameter | 4.250 INCHES NOMINAL IN |
| Major Graduation Color | WHITE |
| Ahead-Astern Semaphore | NOT PROVIDED |
| Totalizing Mechanism Calibration | HOURS OPERATED |
| Mounting Feature Type | FLUSH |
| Reference Number Differentiating Characteristics | ANBG,APSJ,BGPQ,ANSZ,AWAG,AQPS,AQPT,BGNZ |
| Shaft Rotation Direction | CLOCKWISE |
| Unable to Decode | UNABLE TO DECODE |
| Material | STEEL CASE |
| Pointer Quantity | 1 |
| Unit Type | MAGNETIC |
| Scale Quantity | 1 |
| Dial Illumination | NOT PROVIDED |
| Scale Measurement Unit | REVOLUTIONS PER MINUTE |
| Scale Measurement Range | +0.0 TO 4500.0 |
| Pointer Color | WHITE |
| Totalizing Mechanism | PROVIDED |
| Drive Connection Type | FLEXIBLE |
| Mounting Type | PANEL |
| Scale Smallest Increment | 100.0 REVOLUTIONS PER MINUTE |
| Case Shape | ROUND |
| Minor Graduation Color | WHITE |
| Dial Quantity | 1 |
| Dial Background Color | BLACK |
| Pointer Movement Direction | COUNTERCLOCKWISE |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 6680-00-696-3818 is a Tachometer,mechanical,fixed Moun, manufactured by Stewart-Warner Corporation, classified under FSC 6680 (No Item Name Available). Status: cancelled.
NSN 6680-00-696-3818 has 4 cross-referenced part numbers: 551-AMA (Stewart-Warner Corporation), 10191 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.), 567L (Stewart-Warner Corporation), 14089P11 (Taylor Machine Works Inc).
There are 12 known substitutes for 6680-00-696-3818: 5905-00-191-5075, 5940-00-251-9090, 5950-00-477-1292 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 551-AMA: Operating Range: +0.0 TO 4500.0 REVOLUTIONS PER MINUTE; Overall Diameter: 4.250 INCHES NOMINAL IN; Major Graduation Color: WHITE; Ahead-Astern Semaphore: NOT PROVIDED. 27 total characteristics are documented in the Federal Logistics Information System.
NSN 6680-00-696-3818 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.