The Voltmeter, cataloged under National Stock Number 6625-00-542-1682, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6625-00-542-1682 |
| Primary Part Number | MILM10304-4 |
| Item Name | Voltmeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Indicator Type | DIAL W/POINTER |
| Color | UNABLE TO DECODE |
| Mounting Facility Type and Quantity | 3 SCREW AND 3 UNTHREADED HOLE(S) |
| Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Furnished Items and Quantity | NUT 7; LOCKWASHER 5; SEAL 1 |
| Scale Division Quantity | 30 SINGLE INDICATOR SINGLE RANGE |
| Circuit Attachment Method and Quantity | 2 SOLDER LUG AND 2 THREADED STUD |
| Movement Type | MOVING IRON VANE |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Surface Treatment | CHROMATE |
| Overall Diameter | 2.695 INCHES MAXIMUM IN |
| Test Data Document | 81349-MIL-M-10304 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Specification/standard Data | 81349-MIL-M-10304/4 GOVERNMENT SPECIFICATION |
| Installation Design | PANEL |
| Sensitivity Rating | 1.0 MILLIAMPERES |
| Meter Depth Behind Mounting Flange | 1.600 INCHES MAXIMUM IN |
| Mounting Bolt Circle Diameter | 2.440 INCHES NOMINAL IN |
| Environmental Protection | AIRTIGHT AND DUST RESISTANT AND FUNGUS RESISTANT AND HEAT RESISTANT AND HUMIDITY RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT AND WATER RESISTANT |
| Scale Selection Method | TERMINAL |
| Special Markings | ON FRONT,RED BAND FROM OV TO 26V,RED BAND FROM 25V TO 30V; ON BACK,SEALED DO NOT OPEN V |
| Meter Body Diameter Behind Mounting Flange | 2.210 INCHES MAXIMUM IN |
| Style Designator | ROUND FLUSH MTG |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Features Provided | MAGNETIC SHIELD AND ZERO ADJUSTER |
| Measurement Range | +0.0 TO 30.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE |
| Power Source | EXTERNAL |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Circuit Current for Which Designed | DC |
| Acquisition Status | ACTIVE |
| Successor | 6625-00-555-3095 |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MILM10304-4 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MR26W030DCVVR | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-PRF-10304/4 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 145075 | Solartron Electronics Inc Weston Instruments Div (USA) |
NSN 6625-00-542-1682 is a Voltmeter, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 6625 (No Item Name Available). Status: active.
NSN 6625-00-542-1682 has 4 cross-referenced part numbers: MILM10304-4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MR26W030DCVVR (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-PRF-10304/4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 145075 (Solartron Electronics Inc Weston Instruments Div).
There are 4 known substitutes for 6625-00-542-1682: 6625-00-555-3095, 5330-00-085-3927, 2815-00-343-9854 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for MILM10304-4: Indicator Type: DIAL W/POINTER; Color: UNABLE TO DECODE; Mounting Facility Type and Quantity: 3 SCREW AND 3 UNTHREADED HOLE(S); Mounting Hole Diameter: 0.125 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.