The Voltmeter, cataloged under National Stock Number 6625-00-892-5551, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Comspace Corp Munston Electronics Div. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-00-892-5551 |
| Primary Part Number | 331-121 |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Comspace Corp Munston Electronics Div |
| Status | ACTIVE |
| Installation Design | PANEL |
| Color | UNABLE TO DECODE |
| Style Designator | ROUND FLUSH MTG |
| Meter Depth Behind Mounting Flange | 1.375 INCHES NOMINAL IN |
| Meter Body Diameter Behind Mounting Flange | 3.750 INCHES NOMINAL IN |
| Accuracy in Percent | -1.0 TO 1.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES |
| Circuit Attachment Method and Quantity | 5 SOLDER LUG |
| Overall Diameter | 4.500 INCHES NOMINAL IN |
| Mounting Bolt Circle Diameter | 4.375 INCHES NOMINAL IN |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Circuit Current for Which Designed | DC |
| Installation Design | PANEL |
| Color | UNABLE TO DECODE |
| Style Designator | ROUND FLUSH MTG |
| Meter Depth Behind Mounting Flange | 1.375 INCHES NOMINAL IN |
| Meter Body Diameter Behind Mounting Flange | 3.750 INCHES NOMINAL IN |
| Accuracy in Percent | -1.0 TO 1.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES |
| Circuit Attachment Method and Quantity | 5 SOLDER LUG |
| Overall Diameter | 4.500 INCHES NOMINAL IN |
| Mounting Bolt Circle Diameter | 4.375 INCHES NOMINAL IN |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Circuit Current for Which Designed | DC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Criticality Code | N |
| Unit of Issue | EA |
| SMR Code | JZ |
| Weight | 1.4200 lbs |
| Cube | 0.2479 cu ft |
| Part Number | Manufacturer |
|---|---|
| 331-121 PRIMARY | Comspace Corp Munston Electronics Div (USA) |
NSN 6625-00-892-5551 is a Voltmeter, manufactured by Comspace Corp Munston Electronics Div, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-00-892-5551 has 1 cross-referenced part number: 331-121 (Comspace Corp Munston Electronics Div).
There are 2 known substitutes for 6625-00-892-5551: 5330-00-448-4434, 1630-01-045-5422. Verify interchangeability with system specifications before substitution.
Key specifications for 331-121: Installation Design: PANEL; Color: UNABLE TO DECODE; Style Designator: ROUND FLUSH MTG; Meter Depth Behind Mounting Flange: 1.375 INCHES NOMINAL IN. 26 total characteristics are documented in the Federal Logistics Information System.