The Ammeter, cataloged under National Stock Number 6625-00-538-9431, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Jewell Instruments Llc. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 6625-00-538-9431 |
| Primary Part Number | 907-191 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Jewell Instruments Llc |
| Status | CANCELLED |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Installation Design | PANEL |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Style Designator | ROUND FLUSH MTG |
| Overall Diameter | 3.500 INCHES NOMINAL IN |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Scale Selection Method | TERMINAL |
| Special Markings | RED LINE AT 52 AMPERE |
| Mounting Bolt Circle Diameter | 3.160 INCHES NOMINAL IN |
| Material | PLASTIC |
| Indicator Type | DIAL W/POINTER |
| Environmental Protection | DUST RESISTANT |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Panel for Which Designed | NONMAGNETIC |
| Scale Division Quantity | 65 SINGLE INDICATOR SINGLE RANGE |
| Circuit Attachment Method and Quantity | 2 SOLDER STUD |
| Movement Type | MOVING IRON VANE |
| Color | UNABLE TO DECODE |
| Movement Suspension Method | JEWEL PIVOT BASE |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Power Source | EXTERNAL |
| Circuit Construction Type | NONELECTRONIC |
| Circuit Current for Which Designed | AC |
| Meter Depth Behind Mounting Flange | 1.625 INCHES NOMINAL IN |
| Meter Body Diameter Behind Mounting Flange | 2.800 INCHES NOMINAL IN |
| Measurement Range | +0.0 TO 65.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 196767 | Solartron Electronics Inc Weston Instruments Div (USA) |
| 1726629 | Westinghouse Electric Corp (USA) |
| 302P258 | Cummins Power Generation Inc. (USA) |
| NA351 | Westinghouse Electric Corp (USA) |
| 1964454 | Westinghouse Electric Corp Power Generation-Generator Div (USA) |
| 907-191 PRIMARY | Jewell Instruments Llc (USA) |
NSN 6625-00-538-9431 is a Ammeter, manufactured by Jewell Instruments Llc, classified under FSC 6625 (No Item Name Available). Status: cancelled.
NSN 6625-00-538-9431 has 6 cross-referenced part numbers: 196767 (Solartron Electronics Inc Weston Instruments Div), 1726629 (Westinghouse Electric Corp), 302P258 (Cummins Power Generation Inc.), NA351 (Westinghouse Electric Corp), 1964454 (Westinghouse Electric Corp Power Generation-Generator Div) and 1 more.
There are 5 known substitutes for 6625-00-538-9431: 6625-00-648-8477, 6625-00-068-2613, 3110-00-554-5829 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 907-191: Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE; Installation Design: PANEL; Mounting Arrangement Style: THREE HOLE/STUD BOLT CIRCLE; Mounting Hole Diameter: 0.125 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 6625-00-538-9431 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.