The Ammeter, cataloged under National Stock Number 6625-00-081-8777, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Hickok Waekon Llc. Government technical data includes 30 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-00-081-8777 |
| Primary Part Number | 561-855 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Hickok Waekon Llc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Circuit Attachment Method and Quantity | 2 SOLDER STUD |
| Measurement Range | -50.0 TO 50.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE |
| Overall Diameter | 2.688 INCHES NOMINAL IN |
| Meter Body Diameter Behind Mounting Flange | 2.188 INCHES NOMINAL IN |
| Installation Design | PANEL |
| Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Style Designator | ROUND FLUSH MTG |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Scale Division Quantity | 40 SINGLE INDICATOR SINGLE RANGE |
| Meter Depth Behind Mounting Flange | 1.531 INCHES NOMINAL IN |
| Mounting Bolt Circle Diameter | 2.440 INCHES NOMINAL IN |
| Circuit Current for Which Designed | DC |
| Sensitivity Rating | 50.0 MILLIVOLTS |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Color | UNABLE TO DECODE |
| Accuracy in Percent | -1.5 TO 1.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Circuit Attachment Method and Quantity | 2 SOLDER STUD |
| Measurement Range | -50.0 TO 50.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE |
| Overall Diameter | 2.688 INCHES NOMINAL IN |
| Meter Body Diameter Behind Mounting Flange | 2.188 INCHES NOMINAL IN |
| Installation Design | PANEL |
| Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Style Designator | ROUND FLUSH MTG |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Scale Division Quantity | 40 SINGLE INDICATOR SINGLE RANGE |
| Meter Depth Behind Mounting Flange | 1.531 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Criticality Code | N |
| Unit of Issue | EA |
| SMR Code | JN |
| Weight | 1.4400 lbs |
| Cube | 0.3210 cu ft |
NSN 6625-00-081-8777 is a Ammeter, manufactured by Hickok Waekon Llc, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-00-081-8777 has 2 cross-referenced part numbers: 56R (Hickok Waekon Llc), 561-855 (Hickok Waekon Llc).
There are 8 known substitutes for 6625-00-081-8777: 6625-00-800-4706, 5120-00-239-8254, 5930-00-252-2575 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 561-855: Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S); Circuit Attachment Method and Quantity: 2 SOLDER STUD; Measurement Range: -50.0 TO 50.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE; Overall Diameter: 2.688 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.