PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

450VU-A-SCALEMeter,audio Level

Triplett (bluffton) Corporation Dba Lfe Instruments · NSN 6625-00-585-4437 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-585-4437 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-585-4437. Primary manufacturer part number: 450VU-A-SCALE.
Features
  • Meter,audio Level — FSC 6625
  • Mounting Stud Length: 0.500 INCHES NOMINAL IN
  • Material: PLASTIC
  • Nuclear Hardness Critical Feature: NONHARDENED
  • Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES
  • Style Designator: RECTANGULAR FLUSH MTG
  • Mounting Stud Diameter: 0.138 INCHES NOMINAL IN
  • FSC Application Data: TEST SET,ELECT. EQUIP.
Applications
  • Applications requiring Plastic construction
General Description

The Meter,audio Level, cataloged under National Stock Number 6625-00-585-4437, 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 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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
NSN6625-00-585-4437
Primary Part Number450VU-A-SCALE
Item NameMeter,audio Level
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerTriplett (bluffton) Corporation Dba Lfe Instruments
StatusACTIVE
Mounting Stud Length0.500 INCHES NOMINAL IN
MaterialPLASTIC
Nuclear Hardness Critical FeatureNONHARDENED
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES
Style DesignatorRECTANGULAR FLUSH MTG
Mounting Stud Diameter0.138 INCHES NOMINAL IN
FSC Application DataTEST SET,ELECT. EQUIP.
Circuit Attachment Method and Quantity2 THREADED STUD
Scale Graduation TypeNONLINEAR SINGLE INDICATOR ALL RANGES
Dial Scale Marking ColorBLACK AND RED SINGLE INDICATOR ALL RANGES
Pointer ColorBLACK SINGLE INDICATOR ALL RANGES
Movement TypeMOVING COIL, PERMANENT MAGNET
Features ProvidedZERO ADJUSTER
Dielectric Withstanding Voltage in Volts3000.0
Scale Selection MethodTERMINAL
Environmental ProtectionAIRTIGHT AND DUST RESISTANT AND FUNGUS RESISTANT AND HEAT RESISTANT AND HUMIDITY RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT AND WATER RESISTANT
Measurement Range-20.0 TO 3.0 VOICE UNITS SINGLE INDICATOR FIRST RANGE
Movement Suspension MethodJEWEL PIVOT BASE
Center to Center Distance Between Mounting Facilities Parallel to Length3.993 INCHES NOMINAL IN
Installation DesignPANEL
Furnished Items and QuantityNUT 8; LOCKWASHER 6; SEAL 1
Mounting Facility Type and Quantity4 THREADED STUD(S)
Center to Center Distance Between Mounting Facilities Parallel to Width3.566 INCHES NOMINAL IN
Indicator TypeDIAL W/POINTER
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Circuit Current for Which DesignedAC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeX
Verified Substitutes 4
6625-00-061-8041320-2 SUCCESSOR
Oscillograph
Philips North America Llc Dba Philips Healthcare
6145-00-578-7516M5086/1-14-9 INTERCHANGEABLE
Wire,electrical
Sae International Dba Sae International
5895-01-331-38553202 INTERCHANGEABLE
Demodulator
Catel Telecommunications Inc Sub of Data-Design Laboratories
6625-01-515-88331385 INTERCHANGEABLE
Plug-in Unit,electrical-Electron
Fluke Corp
Cross-Reference Index
Part NumberManufacturer
MMI8753 Metermaster Inc Metermod Div (USA)
MMI8357T Metermaster Inc Metermod Div (USA)
320-2 Jewell Instruments, Llc Dba Modutec Use CAGE Code 33005 for Cataloging (USA)
450VU-A-SCALE PRIMARY Triplett (bluffton) Corporation Dba Lfe Instruments (USA)
1385 Jewell Instruments, Llc Dba Modutec Use CAGE Code 33005 for Cataloging (USA)
Related Parts
6625-00-061-8041SUCCESSOR
OSCILLOGRAPH
320-2
6145-00-578-7516INTERCHANGEABLE
WIRE,ELECTRICAL
M5086/1-14-9
5895-01-331-3855INTERCHANGEABLE
DEMODULATOR
3202
6625-01-515-8833INTERCHANGEABLE
PLUG-IN UNIT,ELECTRICAL-ELECTRON
1385

Frequently Asked Questions

What is NSN 6625-00-585-4437?

NSN 6625-00-585-4437 is a Meter,audio Level, manufactured by Triplett (bluffton) Corporation Dba Lfe Instruments, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-585-4437?

NSN 6625-00-585-4437 has 5 cross-referenced part numbers: MMI8753 (Metermaster Inc Metermod Div), MMI8357T (Metermaster Inc Metermod Div), 320-2 (Jewell Instruments, Llc Dba Modutec Use CAGE Code 33005 for Cataloging), 450VU-A-SCALE (Triplett (bluffton) Corporation Dba Lfe Instruments), 1385 (Jewell Instruments, Llc Dba Modutec Use CAGE Code 33005 for Cataloging).

What NSN replaces 6625-00-585-4437?

There are 4 known substitutes for 6625-00-585-4437: 6625-00-061-8041, 6145-00-578-7516, 5895-01-331-3855 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 450VU-A-SCALE?

Key specifications for 450VU-A-SCALE: Mounting Stud Length: 0.500 INCHES NOMINAL IN; Material: PLASTIC; Nuclear Hardness Critical Feature: NONHARDENED; Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES. 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