The Voltmeter, cataloged under National Stock Number 6625-00-539-8818, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Solartron Electronics Inc Weston Instruments Div. Government technical data includes 28 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 | 6625-00-539-8818 |
| Primary Part Number | 1521 |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Solartron Electronics Inc Weston Instruments Div |
| Status | ACTIVE |
| Circuit Current for Which Designed | DC |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Style Designator | ROUND FLUSH MTG |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Color | UNABLE TO DECODE |
| Indicator Type | DIAL W/POINTER |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Meter Depth Behind Mounting Flange | 1.405 INCHES NOMINAL IN |
| Features Provided | ZERO ADJUSTER |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Overall Diameter | 2.695 INCHES NOMINAL IN |
| Meter Body Diameter Behind Mounting Flange | 2.210 INCHES NOMINAL IN |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Mounting Bolt Circle Diameter | 2.440 INCHES NOMINAL IN |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Movement Suspension Method | JEWEL PIVOT BASE |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Power Source | EXTERNAL |
| Circuit Attachment Method and Quantity | 2 SOLDER LUG |
| Measurement Range | +20.0 TO 40.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE |
| Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Scale Selection Method | TERMINAL |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Scale Division Quantity | 25 SINGLE INDICATOR SINGLE RANGE |
| Sensitivity Rating | 1000.0 OHMS PER VOLT |
| Installation Design | PANEL |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Circuit Current for Which Designed | DC |
| Acquisition Status | ACTIVE |
| Successor | 6625-00-538-9246 |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Criticality Code | N |
| Unit of Issue | EA |
| SMR Code | LN |
NSN 6625-00-539-8818 is a Voltmeter, manufactured by Solartron Electronics Inc Weston Instruments Div, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-00-539-8818 has 2 cross-referenced part numbers: 1521 (Solartron Electronics Inc Weston Instruments Div), 145029 (Solartron Electronics Inc Weston Instruments Div).
There are 8 known substitutes for 6625-00-539-8818: 6625-00-538-9246, 6625-00-679-0891, 6625-00-875-0696 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1521: Circuit Current for Which Designed: DC; FSC Application Data: TEST SET,ELECT. EQUIP.; Style Designator: ROUND FLUSH MTG; Movement Type: MOVING COIL, PERMANENT MAGNET. 30 total characteristics are documented in the Federal Logistics Information System.