PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

155Meter,arbitrary Scale

Prime Technology Inc International Instruments Div · NSN 6625-00-684-3144 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-684-3144 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-684-3144. Primary manufacturer part number: 155.
Features
  • Meter,arbitrary Scale — FSC 6625
  • Dial Scale Marking Color: WHITE SINGLE INDICATOR SINGLE RANGE
  • Movement Suspension Method: JEWEL PIVOT BASE
  • Sensitivity Rating: 5.0 MILLIAMPERES
  • Unable to Decode: UNABLE TO DECODE
  • Scale Graduation Type: LINEAR SINGLE INDICATOR SINGLE RANGE
  • Features Provided: MAGNETIC SHIELD
  • Nuclear Hardness Critical Feature: NONHARDENED
Applications
  • Applications requiring Aluminum construction
General Description

The Meter,arbitrary Scale, cataloged under National Stock Number 6625-00-684-3144, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Prime Technology Inc International Instruments Div. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-684-3144
Primary Part Number155
Item NameMeter,arbitrary Scale
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerPrime Technology Inc International Instruments Div
StatusACTIVE
Dial Scale Marking ColorWHITE SINGLE INDICATOR SINGLE RANGE
Movement Suspension MethodJEWEL PIVOT BASE
Sensitivity Rating5.0 MILLIAMPERES
Unable to DecodeUNABLE TO DECODE
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Features ProvidedMAGNETIC SHIELD
Nuclear Hardness Critical FeatureNONHARDENED
Accuracy in Percent-3.0 TO 3.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Special MarkingsTRIANGULAR MARK AT 115 ON SCALE
MaterialALUMINUM
Surface TreatmentENAMEL LUSTERLESS
Style DesignatorRECTANGULAR FLUSH MTG
ColorUNABLE TO DECODE
Indicator TypeDIAL W/POINTER
Movement TypeMOVING COIL, PERMANENT MAGNET
Environmental ProtectionDUSTPROOF
Meter Body Diameter Behind Mounting Flange1.500 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Length1.312 INCHES NOMINAL IN
Pointer ColorWHITE SINGLE INDICATOR SINGLE RANGE
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S)
Circuit Current for Which DesignedDC
Scale Division Quantity25 SINGLE INDICATOR SINGLE RANGE
Center to Center Distance Between Mounting Facilities Parallel to Width1.312 INCHES NOMINAL IN
Meter Depth Behind Mounting Flange0.960 INCHES NOMINAL IN
Mounting Hole Diameter0.125 INCHES NOMINAL IN
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-542-1558
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeY
Verified Substitutes 12
Voltmeter
6625-00-580-322736-380 SUCCESSOR
Probe,test
Gc/waldom Inc
6625-00-941-58568794110ABP2 SUCCESSOR
Voltmeter
General Electric Co Motor Business Group
6625-00-151-4227559B4 INTERCHANGEABLE
Voltmeter
Cardwell Condenser Corp Lapointe-Admiral Div
6625-00-185-3209 INTERCHANGEABLE
Ammeter
6625-00-243-3476 INTERCHANGEABLE
Ammeter
2805-00-332-36651404721 INTERCHANGEABLE
Insert,engine Valve Seat
Chrysler Realty Company Llc Dba Daimler Chrysler
6605-00-406-850616425 INTERCHANGEABLE
Adapter Assembly,compass
Chicago Steel Tape Co Inc Berger Instruments Co Inc
5905-00-850-8891SE16425 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5895-01-024-9274TLC446 INTERCHANGEABLE
Amplifier-Power Supply
I T I Electronics, Inc.
Cross-Reference Index
Part NumberManufacturer
155 Prime Technology Inc International Instruments Div (USA)
16425 Cessna Aircraft Co Arc Avionics Div (USA)
Related Parts
SUCCESSOR 6625-00-542-1558 Voltmeter
6625-00-580-3227SUCCESSOR
PROBE,TEST
36-380
6625-00-941-5856SUCCESSOR
VOLTMETER
8794110ABP2
6625-00-151-4227INTERCHANGEABLE
VOLTMETER
559B4
6625-00-185-3209INTERCHANGEABLE
AMMETER
6625-00-243-3476INTERCHANGEABLE
AMMETER
2805-00-332-3665INTERCHANGEABLE
INSERT,ENGINE VALVE SEAT
1404721
6605-00-406-8506INTERCHANGEABLE
ADAPTER ASSEMBLY,COMPASS
16425
5905-00-850-8891INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
SE16425
5895-01-024-9274INTERCHANGEABLE
AMPLIFIER-POWER SUPPLY
TLC446
5342-01-126-0599INTERCHANGEABLE
CLIP
5999-01-175-5626INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
3130371G001

Frequently Asked Questions

What is NSN 6625-00-684-3144?

NSN 6625-00-684-3144 is a Meter,arbitrary Scale, manufactured by Prime Technology Inc International Instruments Div, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-684-3144?

NSN 6625-00-684-3144 has 2 cross-referenced part numbers: 155 (Prime Technology Inc International Instruments Div), 16425 (Cessna Aircraft Co Arc Avionics Div).

What NSN replaces 6625-00-684-3144?

There are 12 known substitutes for 6625-00-684-3144: 6625-00-542-1558, 6625-00-580-3227, 6625-00-941-5856 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 155?

Key specifications for 155: Overall Height: 1.750 INCHES NOMINAL IN; Dial Scale Marking Color: WHITE SINGLE INDICATOR SINGLE RANGE; Movement Suspension Method: JEWEL PIVOT BASE; Overall Width: 1.750 INCHES NOMINAL IN. 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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