PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GA7256Meter,audio Level

Rohde & Schwarz Usa, Inc. · NSN 6625-00-643-1088 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-643-1088 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-643-1088. Primary manufacturer part number: GA7256.
Features
  • Meter,audio Level — FSC 6625
  • Overall Diameter: 3.500 INCHES NOMINAL IN
  • Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Installation Design: PANEL
  • Material: PLASTIC
  • Color: UNABLE TO DECODE
  • Movement Type: MOVING COIL, PERMANENT MAGNET
  • Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Applications
  • Applications requiring Plastic construction
General Description

The Meter,audio Level, cataloged under National Stock Number 6625-00-643-1088, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Rohde & Schwarz Usa, Inc.. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-643-1088
Primary Part NumberGA7256
Item NameMeter,audio Level
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerRohde & Schwarz Usa, Inc.
StatusCANCELLED
Overall Diameter3.500 INCHES NOMINAL IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
MaterialPLASTIC
ColorUNABLE TO DECODE
Movement TypeMOVING COIL, PERMANENT MAGNET
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange1.625 INCHES NOMINAL IN
Circuit Attachment Method and Quantity2 THREADED STUD
Mounting Hole Diameter0.154 INCHES NOMINAL IN
Measurement Range-20.0 TO 0.0 DECIBELS SINGLE INDICATOR SINGLE RANGE
Mounting Facility Type and Quantity1 FLANGE AND 3 UNTHREADED HOLE(S)
Circuit Current for Which DesignedDC
Meter Body Diameter Behind Mounting Flange2.795 INCHES NOMINAL IN
Mounting Bolt Circle Diameter3.160 INCHES NOMINAL IN
Style DesignatorROUND FLUSH MTG
Special MarkingsDB COMPRESSION,FS EQUALS 1 MA
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Overall Diameter3.500 INCHES NOMINAL IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
MaterialPLASTIC
ColorUNABLE TO DECODE
Movement TypeMOVING COIL, PERMANENT MAGNET
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange1.625 INCHES NOMINAL IN
Circuit Attachment Method and Quantity2 THREADED STUD
Mounting Hole Diameter0.154 INCHES NOMINAL IN
Measurement Range-20.0 TO 0.0 DECIBELS SINGLE INDICATOR SINGLE RANGE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Weight0.0100 lbs
Cube0.0010 cu ft
Verified Substitutes 8
No Item Name Available
Galvanometer
Ammeter
6625-00-230-7244 INTERCHANGEABLE
Ammeter
6625-00-250-7149 INTERCHANGEABLE
Voltmeter
6625-00-504-23151164004 INTERCHANGEABLE
Meter,arbitrary Scale
Westinghouse Electric Corp
6625-00-635-4311 INTERCHANGEABLE
Meter,arbitrary Scale
6625-00-971-7401 INTERCHANGEABLE
Ammeter
Cross-Reference Index
Part NumberManufacturer
GA7256 Rohde & Schwarz Usa, Inc. (USA)
1726688 Westinghouse Electric Corp Meter and Low Voltage Instrument Transformer Div (USA)
718B341A14 Westinghouse Electric Corp Meter and Low Voltage Instrument Transformer Div (USA)
A7256 Hbc Solutions, Inc. Dba Harris Broadcast (USA)
NX35 Westinghouse Electric Corp (USA)
Related Parts
6625-00-649-4667SUCCESSOR
NO ITEM NAME AVAILABLE
6625-00-163-7782SUCCESSOR
GALVANOMETER
6625-00-553-0428SUCCESSOR
AMMETER
6625-00-230-7244INTERCHANGEABLE
AMMETER
6625-00-250-7149INTERCHANGEABLE
VOLTMETER
6625-00-504-2315INTERCHANGEABLE
METER,ARBITRARY SCALE
1164004
6625-00-635-4311INTERCHANGEABLE
METER,ARBITRARY SCALE
6625-00-971-7401INTERCHANGEABLE
AMMETER

Frequently Asked Questions

What is NSN 6625-00-643-1088?

NSN 6625-00-643-1088 is a Meter,audio Level, manufactured by Rohde & Schwarz Usa, Inc., classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-00-643-1088?

NSN 6625-00-643-1088 has 5 cross-referenced part numbers: GA7256 (Rohde & Schwarz Usa, Inc.), 1726688 (Westinghouse Electric Corp Meter and Low Voltage Instrument Transformer Div), 718B341A14 (Westinghouse Electric Corp Meter and Low Voltage Instrument Transformer Div), A7256 (Hbc Solutions, Inc. Dba Harris Broadcast), NX35 (Westinghouse Electric Corp).

What NSN replaces 6625-00-643-1088?

There are 8 known substitutes for 6625-00-643-1088: 6625-00-649-4667, 6625-00-163-7782, 6625-00-553-0428 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of GA7256?

Key specifications for GA7256: Overall Diameter: 3.500 INCHES NOMINAL IN; Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE; Installation Design: PANEL; Material: PLASTIC. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-00-643-1088 still in active supply?

NSN 6625-00-643-1088 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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