The Voltmeter, cataloged under National Stock Number 6625-00-729-5771, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Custom Metering Company Inc. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-00-729-5771 |
| Primary Part Number | 2521-267117 |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Custom Metering Company Inc |
| Status | CANCELLED |
| Circuit Attachment Method and Quantity | 2 SOLDER LUG AND 2 THREADED STUD |
| Installation Design | PANEL |
| Scale Division Quantity | 25 SINGLE INDICATOR SINGLE RANGE |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Measurement Range | +0.0 TO 5.0 KILOVOLTS, DC SINGLE INDICATOR SINGLE RANGE |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Meter Depth Behind Mounting Flange | 1.405 INCHES NOMINAL IN |
| Sensitivity Rating | 1000.0 OHMS PER VOLT |
| Meter Body Diameter Behind Mounting Flange | 2.210 INCHES NOMINAL IN |
| Mounting Bolt Circle Diameter | 2.440 INCHES NOMINAL IN |
| Overall Diameter | 2.695 INCHES NOMINAL IN |
| Features Provided | MAGNETIC SHIELD AND ZERO ADJUSTER |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Material | STEEL |
| Style Designator | ROUND FLUSH MTG |
| Circuit Current for Which Designed | DC |
| Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Movement Suspension Method | JEWEL PIVOT BASE |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Dial Scale Marking Color | YELLOW SINGLE INDICATOR SINGLE RANGE |
| Dielectric Withstanding Voltage in Volts | 3000.0 |
| Environmental Protection | SHOCK RESISTANT AND VIBRATION RESISTANT |
| Indicator Type | DIAL W/POINTER |
| Circuit Attachment Method and Quantity | 2 SOLDER LUG AND 2 THREADED STUD |
| Installation Design | PANEL |
| Scale Division Quantity | 25 SINGLE INDICATOR SINGLE RANGE |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Criticality Code | Q |
| Unit of Issue | EA |
| SMR Code | JN |
| Weight | 0.4100 lbs |
| Cube | 0.0290 cu ft |
| Part Number | Manufacturer |
|---|---|
| 1521CLASS52 | Solartron Electronics Inc Weston Instruments Div (USA) |
| 2521-267117 | Solartron Electronics Inc Weston Instruments Div (USA) |
| 2521-267117 | Metermaster Inc Metermod Div (USA) |
| 1521CLASS52 | Custom Metering Company Inc (USA) |
| 1521CLASS52 | Metermaster Inc Metermod Div (USA) |
| 9062926 | Us Army Aviation and Missile Command (USA) |
| 2521-267117 PRIMARY | Custom Metering Company Inc (USA) |
NSN 6625-00-729-5771 is a Voltmeter, manufactured by Custom Metering Company Inc, classified under FSC 6625 (No Item Name Available). Status: cancelled.
NSN 6625-00-729-5771 has 7 cross-referenced part numbers: 1521CLASS52 (Solartron Electronics Inc Weston Instruments Div), 2521-267117 (Solartron Electronics Inc Weston Instruments Div), 2521-267117 (Metermaster Inc Metermod Div), 1521CLASS52 (Custom Metering Company Inc), 1521CLASS52 (Metermaster Inc Metermod Div) and 2 more.
There are 12 known substitutes for 6625-00-729-5771: 6625-00-647-0500, 6625-00-103-0228, 6625-00-308-2720 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2521-267117: Overall Length: 2.360 INCHES NOMINAL IN; Circuit Attachment Method and Quantity: 2 SOLDER LUG AND 2 THREADED STUD; Installation Design: PANEL; Scale Division Quantity: 25 SINGLE INDICATOR SINGLE RANGE. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 6625-00-729-5771 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.