PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

554294Meter,audio Level

Boonton Electronics Corporation Div Boonton Electronics · NSN 6625-01-188-4257 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-188-4257 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-188-4257. Primary manufacturer part number: 554294.
Features
  • Meter,audio Level — FSC 6625
  • Accuracy in Percent: -2.5 TO 2.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
  • Supplementary Features: 50 OHMS RESISTANCE
  • FSC Application Data: TEST SET,ELECT. EQUIP.
  • Nuclear Hardness Critical Feature: NONHARDENED
  • Special Markings: 50 OHM ZERO
  • Movement Type: MOVING COIL, PERMANENT MAGNET
  • Color: UNABLE TO DECODE
Applications
  • Applications requiring Steel construction
General Description

The Meter,audio Level, cataloged under National Stock Number 6625-01-188-4257, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Boonton Electronics Corporation Div Boonton Electronics. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-01-188-4257
Primary Part Number554294
Item NameMeter,audio Level
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerBoonton Electronics Corporation Div Boonton Electronics
StatusACTIVE
Accuracy in Percent-2.5 TO 2.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Supplementary Features50 OHMS RESISTANCE
FSC Application DataTEST SET,ELECT. EQUIP.
Nuclear Hardness Critical FeatureNONHARDENED
Special Markings50 OHM ZERO
Movement TypeMOVING COIL, PERMANENT MAGNET
ColorUNABLE TO DECODE
Scale Selection MethodTERMINAL
Mounting Facility Type and Quantity1 BRACKET(S) AND 2 SCREW
Movement Suspension MethodJEWEL PIVOT BASE
Measurement Range-9.0 TO 13.0 DECIBELS ABOVE OR BELOW ONE MILLIWATT SINGLE INDICATOR SINGLE RANGE
Scale Graduation TypeNONLINEAR SINGLE INDICATOR SINGLE RANGE
Power SourceEXTERNAL
Circuit Attachment Method and Quantity2 SOLDER STUD
Pointer ColorRED SINGLE INDICATOR SINGLE RANGE
Style DesignatorRECTANGULAR SURFACE MTG
Features ProvidedMAGNETIC SHIELD AND ZERO ADJUSTER
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Indicator TypeDIAL W/POINTER
Circuit Current for Which DesignedDC
MaterialSTEEL
Dielectric Withstanding Voltage in Volts500.0
Accuracy in Percent-2.5 TO 2.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Supplementary Features50 OHMS RESISTANCE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-01-024-2928 (1122HL020DCMA)
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeJN
Weight0.5000 lbs
Cube0.0750 cu ft
Verified Substitutes 6
Voltmeter
6625-00-635-4291463-715 SUCCESSOR
Multimeter
Hickok Waekon Llc
6625-01-024-29281122HL020DCMA SUCCESSOR
Ammeter
Prime Technology Llc
6625-01-043-91251122VB090DCUA SUCCESSOR
Ammeter
Prime Technology Llc
Meter,arbitrary Scale
6145-01-254-78111122 SUCCESSOR
Cable,special Purpose,electrical
Belden, Inc.
Cross-Reference Index
Part NumberManufacturer
1122 Prime Technology Inc International Instruments Div (USA)
554294 PRIMARY Boonton Electronics Corporation Div Boonton Electronics (USA)
1122 Prime Technology Llc (USA)
Related Parts
SUCCESSOR 6625-01-024-2928 Ammeter · 1122HL020DCMA
6625-00-093-0672SUCCESSOR
VOLTMETER
6625-00-635-4291SUCCESSOR
MULTIMETER
463-715
6625-01-043-9125SUCCESSOR
AMMETER
1122VB090DCUA
6625-01-092-5197SUCCESSOR
METER,ARBITRARY SCALE
6145-01-254-7811SUCCESSOR
CABLE,SPECIAL PURPOSE,ELECTRICAL
1122

Frequently Asked Questions

What is NSN 6625-01-188-4257?

NSN 6625-01-188-4257 is a Meter,audio Level, manufactured by Boonton Electronics Corporation Div Boonton Electronics, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-188-4257?

NSN 6625-01-188-4257 has 3 cross-referenced part numbers: 1122 (Prime Technology Inc International Instruments Div), 554294 (Boonton Electronics Corporation Div Boonton Electronics), 1122 (Prime Technology Llc).

What NSN replaces 6625-01-188-4257?

There are 6 known substitutes for 6625-01-188-4257: 6625-00-093-0672, 6625-00-635-4291, 6625-01-024-2928 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 554294?

Key specifications for 554294: Overall Length: 2.646 INCHES NOMINAL IN; Accuracy in Percent: -2.5 TO 2.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE; Supplementary Features: 50 OHMS RESISTANCE; FSC Application Data: TEST SET,ELECT. EQUIP.. 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