PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B4A30T040VDCVoltmeter

Beede Electrical Instrument Co. Inc. · NSN 6625-00-306-0944 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-306-0944 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-306-0944. Primary manufacturer part number: B4A30T040VDC.
Features
  • Voltmeter — FSC 6625
  • Scale Division Quantity: 40 SINGLE INDICATOR SINGLE RANGE
  • Style Designator: ROUND FLUSH MTG
  • Circuit Attachment Method and Quantity: 4 THREADED STUD
  • Mounting Facility Type and Quantity: 3 SCREW AND 3 UNTHREADED HOLE(S)
  • Measurement Range: +0.0 TO 40.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE
  • Mounting Hole Diameter: 0.151 INCHES NOMINAL IN
  • Features Provided: ZERO ADJUSTER
Applications
  • Applications requiring Steel construction
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-306-0944, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Beede Electrical Instrument Co. Inc.. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-306-0944
Primary Part NumberB4A30T040VDC
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerBeede Electrical Instrument Co. Inc.
StatusACTIVE
Scale Division Quantity40 SINGLE INDICATOR SINGLE RANGE
Style DesignatorROUND FLUSH MTG
Circuit Attachment Method and Quantity4 THREADED STUD
Mounting Facility Type and Quantity3 SCREW AND 3 UNTHREADED HOLE(S)
Measurement Range+0.0 TO 40.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE
Mounting Hole Diameter0.151 INCHES NOMINAL IN
Features ProvidedZERO ADJUSTER
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Overall Diameter3.500 INCHES NOMINAL IN
Circuit Current for Which DesignedDC
Nuclear Hardness Critical FeatureNONHARDENED
MaterialSTEEL
Power SourceEXTERNAL
Furnished Items and QuantityNUT 7; WASHER 7
Meter Body Diameter Behind Mounting Flange2.750 INCHES NOMINAL IN
Mounting Bolt Circle Diameter3.160 INCHES NOMINAL IN
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Movement Suspension MethodJEWEL PIVOT BASE
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange1.340 INCHES NOMINAL IN
FSC Application DataTEST SET,ELECT. EQUIP.
Installation DesignPANEL
Indicator TypeDIAL W/POINTER
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Movement TypeMOVING COIL, PERMANENT MAGNET
Style DesignatorROUND FLUSH MTG
Circuit Attachment Method and Quantity4 THREADED STUD
Mounting Facility Type and Quantity3 SCREW AND 3 UNTHREADED HOLE(S)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight0.2000 lbs
Cube0.0208 cu ft
Verified Substitutes 10
5998-00-719-7227SM-C-500660 INTERCHANGEABLE
Circuit Card Assembly
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5935-00-755-3447121-0202-001 INTERCHANGEABLE
Connector,receptacle,electrical
Shugart Corp Dba Intl Assembly Specialists
5999-00-784-5452GR35-1-11WR90 INTERCHANGEABLE
Cap,electrical
Lockheed Martin Corporation Div Lockheed Martin Systems & Global Solutions
5120-01-162-2912K9781-1 INTERCHANGEABLE
Wrench,lamp,searchlight
Carlisle & Finch Co
5305-01-214-72039781 INTERCHANGEABLE
Screw,impeller,adjusting
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
5975-01-262-5325978-1 INTERCHANGEABLE
Adapter,electrical Conduit
Electro Adapter Inc
4820-01-358-85724BMBN16007 INTERCHANGEABLE
Valve,regulating,temperature
Amot Controls Llc
4720-01-377-4275 INTERCHANGEABLE
Hose Assembly,nonmetallic
6515-01-470-79649781 INTERCHANGEABLE
Drain,surgical
Hollister Inc
2940-01-526-5483P548781 INTERCHANGEABLE
Filter Element,intake Air Cleane
Donaldson Company, Inc.
Cross-Reference Index
Part NumberManufacturer
B4A3040 Beede Electrical Instrument Co. Inc. (USA)
B4A3 0-40VDC Rapid Power Technologies Inc (USA)
582 SPEC 904047 Hoyt Electrical Instrument Works, Inc. Dba Hoyt Electrical Instrument Works Inc (USA)
310 SPEC 904047 Beede Electrical Instrument Co. Inc. (USA)
9781 Beede Electrical Instrument Co. Inc. (USA)
B4A30T040VDC PRIMARY Beede Electrical Instrument Co. Inc. (USA)
Related Parts
5998-00-719-7227INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
SM-C-500660
5935-00-755-3447INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
121-0202-001
5999-00-784-5452INTERCHANGEABLE
CAP,ELECTRICAL
GR35-1-11WR90
5120-01-162-2912INTERCHANGEABLE
WRENCH,LAMP,SEARCHLIGHT
K9781-1
5305-01-214-7203INTERCHANGEABLE
SCREW,IMPELLER,ADJUSTING
9781
5975-01-262-5325INTERCHANGEABLE
ADAPTER,ELECTRICAL CONDUIT
978-1
4820-01-358-8572INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
4BMBN16007
4720-01-377-4275INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
6515-01-470-7964INTERCHANGEABLE
DRAIN,SURGICAL
9781
2940-01-526-5483INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
P548781

Frequently Asked Questions

What is NSN 6625-00-306-0944?

NSN 6625-00-306-0944 is a Voltmeter, manufactured by Beede Electrical Instrument Co. Inc., classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-306-0944?

NSN 6625-00-306-0944 has 6 cross-referenced part numbers: B4A3040 (Beede Electrical Instrument Co. Inc.), B4A3 0-40VDC (Rapid Power Technologies Inc), 582 SPEC 904047 (Hoyt Electrical Instrument Works, Inc. Dba Hoyt Electrical Instrument Works Inc), 310 SPEC 904047 (Beede Electrical Instrument Co. Inc.), 9781 (Beede Electrical Instrument Co. Inc.) and 1 more.

What NSN replaces 6625-00-306-0944?

There are 10 known substitutes for 6625-00-306-0944: 5998-00-719-7227, 5935-00-755-3447, 5999-00-784-5452 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B4A30T040VDC?

Key specifications for B4A30T040VDC: Scale Division Quantity: 40 SINGLE INDICATOR SINGLE RANGE; Style Designator: ROUND FLUSH MTG; Circuit Attachment Method and Quantity: 4 THREADED STUD; Mounting Facility Type and Quantity: 3 SCREW AND 3 UNTHREADED HOLE(S). 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com