PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1539Meter,special Scale

Metermaster Inc Metermod Div · NSN 6625-00-472-7849 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-472-7849 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-472-7849. Primary manufacturer part number: 1539.
Features
  • Meter,special Scale — FSC 6625
  • Features Provided: ZERO ADJUSTER
  • Circuit Attachment Method and Quantity: 2 SCREW AND 2 SOLDER LUG
  • Scale Graduation Type: LINEAR SINGLE INDICATOR SINGLE RANGE
  • Pointer Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • FSC Application Data: TEST SET,ELECT. EQUIP.
  • Style Designator: ROUND FLUSH MTG
  • Movement Suspension Method: JEWEL PIVOT BASE
Applications
  • Applications requiring Steel construction
General Description

The Meter,special Scale, cataloged under National Stock Number 6625-00-472-7849, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Metermaster Inc Metermod Div. Government technical data includes 28 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-472-7849
Primary Part Number1539
Item NameMeter,special Scale
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerMetermaster Inc Metermod Div
StatusACTIVE
Features ProvidedZERO ADJUSTER
Circuit Attachment Method and Quantity2 SCREW AND 2 SOLDER LUG
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
FSC Application DataTEST SET,ELECT. EQUIP.
Style DesignatorROUND FLUSH MTG
Movement Suspension MethodJEWEL PIVOT BASE
MaterialSTEEL
Mounting Facility Type and Quantity3 UNTHREADED HOLE(S)
ColorUNABLE TO DECODE
Unable to DecodeUNABLE TO DECODE
Nuclear Hardness Critical FeatureNONHARDENED
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Meter Depth Behind Mounting Flange2.420 INCHES NOMINAL IN
Meter Body Diameter Behind Mounting Flange2.800 INCHES MAXIMUM IN
Indicator TypeDIAL W/POINTER
Scale Division Quantity75 SINGLE INDICATOR SINGLE RANGE
Overall Diameter3.510 INCHES MAXIMUM IN
Panel for Which DesignedNONMAGNETIC
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Movement TypeMOVING COIL, PERMANENT MAGNET
Installation DesignPANEL
Mounting Bolt Circle Diameter3.160 INCHES NOMINAL IN
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Sensitivity Rating200.0 MICROAMPERES
Environmental ProtectionSHOCK RESISTANT AND VIBRATION RESISTANT
Mounting Hole Diameter0.150 INCHES NOMINAL IN
Circuit Current for Which DesignedDC
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-995-3806 (7709299P021)
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Weight1.0000 lbs
Cube0.0340 cu ft
Verified Substitutes 12
6625-00-995-38067709299P021 SUCCESSOR
Voltmeter
Lockheed Martin Corporation Div Rms
6625-01-075-9209SM-C-889062 SUCCESSOR
Ammeter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6625-01-088-97210222-401 SUCCESSOR
Modulator,pin
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
6625-00-058-0357ARX194-35 INTERCHANGEABLE
Meter,electrical Frequency
Frontgrade Technologies Inc. Dba Frontgrade Technologies Inc.
6625-00-091-9953 INTERCHANGEABLE
Meter,multiple Scale
6625-00-255-1047 INTERCHANGEABLE
Meter,arbitrary Scale
6625-00-403-7350 INTERCHANGEABLE
Meter,arbitrary Scale
6625-00-403-7351 INTERCHANGEABLE
Meter,special Scale
6625-00-472-7853 INTERCHANGEABLE
Meter,special Scale
6625-00-683-95427709299P10 INTERCHANGEABLE
Meter,special Scale
Lockheed Martin Corporation Div Rms
Cross-Reference Index
Part NumberManufacturer
1539 Metermaster Inc Metermod Div (USA)
17-04039-1 Lockheed Martin Corporation Dba Lockheed Martin Rotary and Mission Systems Div Rms- C6isr (USA)
17-04039-1 Textron Systems Corporation Dba Textron Systems Corp (USA)
Related Parts
SUCCESSOR 6625-00-995-3806 Voltmeter · 7709299P021
6625-01-075-9209SUCCESSOR
AMMETER
SM-C-889062
6625-01-088-9721SUCCESSOR
MODULATOR,PIN
0222-401
6625-00-058-0357INTERCHANGEABLE
METER,ELECTRICAL FREQUENCY
ARX194-35
6625-00-091-9953INTERCHANGEABLE
METER,MULTIPLE SCALE
6625-00-255-1047INTERCHANGEABLE
METER,ARBITRARY SCALE
6625-00-403-7350INTERCHANGEABLE
METER,ARBITRARY SCALE
6625-00-403-7351INTERCHANGEABLE
METER,SPECIAL SCALE
6625-00-472-7853INTERCHANGEABLE
METER,SPECIAL SCALE
6625-00-683-9542INTERCHANGEABLE
METER,SPECIAL SCALE
7709299P10
6625-00-893-0506INTERCHANGEABLE
VOLTMETER
2105897
6625-00-978-2851INTERCHANGEABLE
METER,ARBITRARY SCALE
60A54C133

Frequently Asked Questions

What is NSN 6625-00-472-7849?

NSN 6625-00-472-7849 is a Meter,special Scale, manufactured by Metermaster Inc Metermod Div, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-472-7849?

NSN 6625-00-472-7849 has 3 cross-referenced part numbers: 1539 (Metermaster Inc Metermod Div), 17-04039-1 (Lockheed Martin Corporation Dba Lockheed Martin Rotary and Mission Systems Div Rms- C6isr), 17-04039-1 (Textron Systems Corporation Dba Textron Systems Corp).

What NSN replaces 6625-00-472-7849?

There are 12 known substitutes for 6625-00-472-7849: 6625-00-995-3806, 6625-01-075-9209, 6625-01-088-9721 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1539?

Key specifications for 1539: Features Provided: ZERO ADJUSTER; Circuit Attachment Method and Quantity: 2 SCREW AND 2 SOLDER LUG; Scale Graduation Type: LINEAR SINGLE INDICATOR SINGLE RANGE; Pointer Color: BLACK SINGLE INDICATOR SINGLE RANGE. 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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