The Ammeter, cataloged under National Stock Number 6625-00-409-1941, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Hughes Corp Div Dba Weschler Instruments. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-00-409-1941 |
| Primary Part Number | 291B461A28 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Hughes Corp Div Dba Weschler Instruments |
| Status | ACTIVE |
| Movement Type | MOVING IRON VANE |
| Meter Body Diameter Behind Mounting Flange | 3.250 INCHES NOMINAL IN |
| Installation Design | PANEL |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Mounting Arrangement Style | FOUR HOLE/STUD RECTANGULAR/SQUARE |
| Measurement Range | +0.0 TO 1000.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE |
| Circuit Attachment Method and Quantity | 2 SOLDER STUD |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Mounting Stud Length | 0.625 INCHES NOMINAL IN |
| Accuracy in Percent | -1.0 TO 1.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Color | UNABLE TO DECODE |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Style Designator | RECTANGULAR FLUSH MTG |
| Circuit Construction Type | NONELECTRONIC |
| Frequency Response Range | +25.000 TO 200.000 HERTZ |
| Meter Depth Behind Mounting Flange | 2.813 INCHES NOMINAL IN |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Circuit Current for Which Designed | AC |
| Panel for Which Designed | MAGNETIC |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.375 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 1 FLANGE AND 4 THREADED STUD(S) |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 3.375 INCHES NOMINAL IN |
| Mounting Stud Diameter | 0.3125 INCHES NOMINAL IN |
| Indicator Type | DIAL W/POINTER |
| Scale Division Quantity | 50 SINGLE INDICATOR SINGLE RANGE |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Movement Type | MOVING IRON VANE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Criticality Code | N |
| Unit of Issue | EA |
| SMR Code | JN |
| Weight | 2.1000 lbs |
| Cube | 0.0651 cu ft |
| Part Number | Manufacturer |
|---|---|
| 291B461A281 | Hughes Corp Div Dba Weschler Instruments (USA) |
| 291B461A28 PRIMARY | Hughes Corp Div Dba Weschler Instruments (USA) |
| KA241ES5 | Hughes Corp Div Dba Weschler Instruments (USA) |
| KA241 | Hughes Corp Div Dba Weschler Instruments (USA) |
NSN 6625-00-409-1941 is a Ammeter, manufactured by Hughes Corp Div Dba Weschler Instruments, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-00-409-1941 has 4 cross-referenced part numbers: 291B461A281 (Hughes Corp Div Dba Weschler Instruments), 291B461A28 (Hughes Corp Div Dba Weschler Instruments), KA241ES5 (Hughes Corp Div Dba Weschler Instruments), KA241 (Hughes Corp Div Dba Weschler Instruments).
There are 11 known substitutes for 6625-00-409-1941: 6625-01-245-6776, 6625-00-014-4367, 6625-00-018-9061 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 291B461A28: Movement Type: MOVING IRON VANE; Meter Body Diameter Behind Mounting Flange: 3.250 INCHES NOMINAL IN; Installation Design: PANEL; Overall Width: 4.422 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.