PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B2141209REVDVoltmeter

Itt Federal Laboratories Div of International Telephone and Telegraph Corp · NSN 6625-00-643-0629 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-643-0629 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-643-0629. Primary manufacturer part number: B2141209REVD.
Features
  • Voltmeter — FSC 6625
  • Measurement Range: +0.0 TO 5.0 VOLTS, RF SINGLE INDICATOR FOURTH RANGE
  • Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES
  • Measurement Range: +0.0 TO 15.0 VOLTS, RF SINGLE INDICATOR FIFTH RANGE
  • Meter Depth Behind Mounting Flange: 2.420 INCHES MAXIMUM IN
  • Measurement Range: +0.0 TO 1.0 VOLTS, RF SINGLE INDICATOR SECOND RANGE
  • Mounting Arrangement Style: THREE HOLE/STUD BOLT CIRCLE
Applications
  • Applications requiring Plastic construction
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-643-0629, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Itt Federal Laboratories Div of International Telephone and Telegraph Corp. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-643-0629
Primary Part NumberB2141209REVD
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerItt Federal Laboratories Div of International Telephone and Telegraph Corp
StatusACTIVE
Measurement Range+0.0 TO 5.0 VOLTS, RF SINGLE INDICATOR FOURTH RANGE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES
Measurement Range+0.0 TO 15.0 VOLTS, RF SINGLE INDICATOR FIFTH RANGE
Meter Depth Behind Mounting Flange2.420 INCHES MAXIMUM IN
Measurement Range+0.0 TO 1.0 VOLTS, RF SINGLE INDICATOR SECOND RANGE
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
ColorUNABLE TO DECODE
Style DesignatorROUND FLUSH MTG
MaterialPLASTIC
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY SPECIAL REQUIREMENTS OF DWG 2141209 FSCM 90348
Mounting Facility Type and Quantity3 UNTHREADED HOLE(S)
Movement TypeMOVING COIL, PERMANENT MAGNET
Meter Body Diameter Behind Mounting Flange2.800 INCHES MAXIMUM IN
Measurement Range+0.0 TO 0.5 VOLTS, RF SINGLE INDICATOR FIRST RANGE
Features ProvidedZERO ADJUSTER
Circuit Current for Which DesignedAC
Installation DesignPANEL
Measurement Range+0.0 TO 2.5 VOLTS, RF SINGLE INDICATOR THIRD RANGE
Mounting Hole Diameter0.150 INCHES NOMINAL IN
Circuit Attachment Method and Quantity2 THREADED STUD
Overall Diameter3.510 INCHES MAXIMUM IN
Mounting Bolt Circle Diameter3.160 INCHES NOMINAL IN
Special MarkingsVOLTS RF ON DIAL FACE
Sensitivity Rating1000.0 OHMS PER VOLT
Measurement Range+0.0 TO 5.0 VOLTS, RF SINGLE INDICATOR FOURTH RANGE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES
Measurement Range+0.0 TO 15.0 VOLTS, RF SINGLE INDICATOR FIFTH RANGE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeX
Verified Substitutes 4
5999-00-279-8003K7006420-2 SUCCESSOR
Clip,electrical
Lockheed Martin Corporation Div Rms
6625-00-223-8792 INTERCHANGEABLE
Test Set,electron Tube
6625-00-504-231710133377 INTERCHANGEABLE
Meter,arbitrary Scale
Us Army Aviation and Missile Command
6625-00-763-7737245-1172P1 INTERCHANGEABLE
Ammeter
Raytheon Company Div Corp
Cross-Reference Index
Part NumberManufacturer
B2141209REVD Itt Federal Laboratories Div of International Telephone and Telegraph Corp (USA)
B2141209REVD L3harris Technologies, Inc. (USA)
46 Hickok Waekon Llc (USA)
B2141209 L3harris Technologies, Inc. (USA)
Related Parts
5999-00-279-8003SUCCESSOR
CLIP,ELECTRICAL
K7006420-2
6625-00-223-8792INTERCHANGEABLE
TEST SET,ELECTRON TUBE
6625-00-504-2317INTERCHANGEABLE
METER,ARBITRARY SCALE
10133377
6625-00-763-7737INTERCHANGEABLE
AMMETER
245-1172P1

Frequently Asked Questions

What is NSN 6625-00-643-0629?

NSN 6625-00-643-0629 is a Voltmeter, manufactured by Itt Federal Laboratories Div of International Telephone and Telegraph Corp, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-643-0629?

NSN 6625-00-643-0629 has 4 cross-referenced part numbers: B2141209REVD (Itt Federal Laboratories Div of International Telephone and Telegraph Corp), B2141209REVD (L3harris Technologies, Inc.), 46 (Hickok Waekon Llc), B2141209 (L3harris Technologies, Inc.).

What NSN replaces 6625-00-643-0629?

There are 4 known substitutes for 6625-00-643-0629: 5999-00-279-8003, 6625-00-223-8792, 6625-00-504-2317 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B2141209REVD?

Key specifications for B2141209REVD: Measurement Range: +0.0 TO 5.0 VOLTS, RF SINGLE INDICATOR FOURTH RANGE; Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE; Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES; Measurement Range: +0.0 TO 15.0 VOLTS, RF SINGLE INDICATOR FIFTH RANGE. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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