PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

321TH100-0-100Voltmeter

Triplett (bluffton) Corporation Dba Lfe Instruments · NSN 6625-00-244-5672 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-244-5672 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-244-5672. Primary manufacturer part number: 321TH100-0-100.
Features
  • Voltmeter — FSC 6625
  • Material: PLASTIC
  • Color: UNABLE TO DECODE
  • Nuclear Hardness Critical Feature: NONHARDENED
  • Special Markings: REVERSE AND STRAIGHT ON METER FACE IN RED
  • Measurement Range: -100.0 TO 100.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE
  • FSC Application Data: TEST SET,ELECT. EQUIP.
  • Style Designator: ROUND FLUSH MTG
Applications
  • Applications requiring Plastic construction
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-244-5672, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Triplett (bluffton) Corporation Dba Lfe Instruments. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 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: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-244-5672
Primary Part Number321TH100-0-100
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerTriplett (bluffton) Corporation Dba Lfe Instruments
StatusCANCELLED
MaterialPLASTIC
ColorUNABLE TO DECODE
Nuclear Hardness Critical FeatureNONHARDENED
Special MarkingsREVERSE AND STRAIGHT ON METER FACE IN RED
Measurement Range-100.0 TO 100.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE
FSC Application DataTEST SET,ELECT. EQUIP.
Style DesignatorROUND FLUSH MTG
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Mounting Facility Type and Quantity3 SCREW AND 3 UNTHREADED HOLE(S)
Circuit Attachment Method and Quantity4 THREADED STUD
Power SourceEXTERNAL
Mounting Hole Diameter0.151 INCHES NOMINAL IN
Features ProvidedZERO ADJUSTER
Sensitivity Rating125.0 OHMS PER VOLT
Overall Diameter3.500 INCHES NOMINAL IN
Installation DesignPANEL
Meter Body Diameter Behind Mounting Flange2.750 INCHES NOMINAL IN
Meter Depth Behind Mounting Flange0.938 INCHES NOMINAL IN
Indicator TypeDIAL W/POINTER
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Circuit Current for Which DesignedDC
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Furnished Items and QuantityNUT 7; WASHER 7
Movement Suspension MethodJEWEL PIVOT BASE
Mounting Bolt Circle Diameter3.160 INCHES NOMINAL IN
Movement TypeMOVING COIL, PERMANENT MAGNET
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Scale Division Quantity40 SINGLE INDICATOR SINGLE RANGE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeJN
Weight1.2200 lbs
Cube0.1432 cu ft
Verified Substitutes 4
5330-00-492-3009P64-1 INTERCHANGEABLE
Packing,preformed
Kahlenberg Industries, Inc. Dba Kahlenberg Industries Inc
5915-01-062-0590953028-2 INTERCHANGEABLE
Filter,radio Frequency Interfere
Raytheon Company Dba Raytheon Co
2930-01-165-8059PW148 INTERCHANGEABLE
Pump,cooling System,engine
Ford Motor Craft
4710-01-666-5924PV64-1 INTERCHANGEABLE
Tubing,nonmetallic
Parker-Hannifin Corp Div Parflex Division
Cross-Reference Index
Part NumberManufacturer
321TH100-0-100 PRIMARY Triplett (bluffton) Corporation Dba Lfe Instruments (USA)
321TH100-0-100V Triplett (bluffton) Corporation Dba Lfe Instruments (USA)
M-1415 Triplett (bluffton) Corporation Dba Lfe Instruments (USA)
P641 Couse Mfg Inc (USA)
W8703A1 PRIMARY Hobart Bros Co (USA)
BW713 Hobart Bros Co (USA)
BW713A PRIMARY Hobart Bros Co (USA)
W8703-1 PRIMARY Hobart Bros Co (USA)
Related Parts
5330-00-492-3009INTERCHANGEABLE
PACKING,PREFORMED
P64-1
5915-01-062-0590INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
953028-2
2930-01-165-8059INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
PW148
4710-01-666-5924INTERCHANGEABLE
TUBING,NONMETALLIC
PV64-1

Frequently Asked Questions

What is NSN 6625-00-244-5672?

NSN 6625-00-244-5672 is a Voltmeter, manufactured by Triplett (bluffton) Corporation Dba Lfe Instruments, classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-00-244-5672?

NSN 6625-00-244-5672 has 8 cross-referenced part numbers: 321TH100-0-100 (Triplett (bluffton) Corporation Dba Lfe Instruments), 321TH100-0-100V (Triplett (bluffton) Corporation Dba Lfe Instruments), M-1415 (Triplett (bluffton) Corporation Dba Lfe Instruments), P641 (Couse Mfg Inc), W8703A1 (Hobart Bros Co) and 3 more.

What NSN replaces 6625-00-244-5672?

There are 4 known substitutes for 6625-00-244-5672: 5330-00-492-3009, 5915-01-062-0590, 2930-01-165-8059 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 321TH100-0-100?

Key specifications for 321TH100-0-100: Material: PLASTIC; Color: UNABLE TO DECODE; Nuclear Hardness Critical Feature: NONHARDENED; Special Markings: REVERSE AND STRAIGHT ON METER FACE IN RED. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-00-244-5672 still in active supply?

NSN 6625-00-244-5672 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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