The Ammeter, cataloged under National Stock Number 6625-00-984-7249, 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 27 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6625-00-984-7249 |
| Primary Part Number | 53RN |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Jewell Instruments Llc |
| Status | ACTIVE |
| Mounting Bolt Circle Diameter | 3.160 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Measurement Range | +0.0 TO 1.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Meter Body Diameter Behind Mounting Flange | 3.750 INCHES NOMINAL IN |
| Meter Depth Behind Mounting Flange | 1.156 INCHES NOMINAL IN |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY MEASUREMENT RANGE,SENSITIVETY AND CIRCUIT CURRENTFEAT |
| Color | UNABLE TO DECODE |
| Material | PLASTIC |
| Style Designator | ROUND FLUSH MTG |
| Indicator Type | DIAL W/POINTER |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Movement Type | MOVING IRON VANE |
| Installation Design | PANEL |
| Sensitivity Rating | 250.0 MILLIVOLTS |
| Mounting Hole Diameter | 0.150 INCHES NOMINAL IN |
| Movement Suspension Method | JEWEL PIVOT BASE |
| Circuit Current for Which Designed | AC |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Overall Diameter | 3.500 INCHES NOMINAL IN |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Mounting Bolt Circle Diameter | 3.160 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Measurement Range | +0.0 TO 1.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Meter Body Diameter Behind Mounting Flange | 3.750 INCHES NOMINAL IN |
| Meter Depth Behind Mounting Flange | 1.156 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 53RN | Jewell Instruments Llc (USA) |
| 53RN-0-1AMPAC | Jewell Instruments Llc (USA) |
NSN 6625-00-984-7249 is a Ammeter, manufactured by Jewell Instruments Llc, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-00-984-7249 has 2 cross-referenced part numbers: 53RN (Jewell Instruments Llc), 53RN-0-1AMPAC (Jewell Instruments Llc).
There are 9 known substitutes for 6625-00-984-7249: 6625-00-992-4814, 6625-00-234-3094, 6625-00-504-2324 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 53RN: Special Features: AS DIFFERENTIATE BY CIRCUIT CURRENT AND MESUREMENT RANGE; Mounting Bolt Circle Diameter: 3.160 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S); Measurement Range: +0.0 TO 1.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE. 30 total characteristics are documented in the Federal Logistics Information System.