PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

138C440H05Wattmeter

Northrop Grumman Support Services Corp · NSN 6625-01-026-6014 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-026-6014 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-026-6014. Primary manufacturer part number: 138C440H05.
Features
  • Wattmeter — FSC 6625
  • Color: UNABLE TO DECODE
  • Measurement Range: +0.0 TO 10.0 KILOWATTS SINGLE INDICATOR FIRST RANGE
  • Movement Type: MOVING COIL, PERMANENT MAGNET
  • Scale Division Quantity: 20 SINGLE INDICATOR FIRST RANGE
  • Movement Suspension Method: JEWEL PIVOT BASE
  • Scale Graduation Type: LINEAR SINGLE INDICATOR ALL RANGES
  • Indicator Type: DIAL W/POINTER
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Wattmeter, cataloged under National Stock Number 6625-01-026-6014, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Northrop Grumman Support Services Corp. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-01-026-6014
Primary Part Number138C440H05
Item NameWattmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerNorthrop Grumman Support Services Corp
StatusACTIVE
ColorUNABLE TO DECODE
Measurement Range+0.0 TO 10.0 KILOWATTS SINGLE INDICATOR FIRST RANGE
Movement TypeMOVING COIL, PERMANENT MAGNET
Scale Division Quantity20 SINGLE INDICATOR FIRST RANGE
Movement Suspension MethodJEWEL PIVOT BASE
Scale Graduation TypeLINEAR SINGLE INDICATOR ALL RANGES
Indicator TypeDIAL W/POINTER
Environmental ProtectionSHOCK RESISTANT AND VIBRATION RESISTANT
Installation DesignPANEL
Special Test FeaturesMARK IAW MIL-STD-1285
Mounting Bolt Circle Diameter2.440 INCHES NOMINAL IN
Mounting Stud Diameter0.112 INCHES NOMINAL IN
Meter Depth Behind Mounting Flange2.120 INCHES NOMINAL IN
Measurement Range+0.0 TO 150.0 KILOWATTS SINGLE INDICATOR SECOND RANGE
Style DesignatorROUND FLUSH MTG
Supplementary FeaturesDAMPING FACTOR 2.0 MIN; RESPONSE TIME 2 SEC MAX
Mounting Facility Type and Quantity3 THREADED STUD(S)
Pointer ColorBLACK SINGLE INDICATOR ALL RANGES
Overall Diameter2.700 INCHES MAXIMUM IN
Scale Selection MethodTERMINAL
Power SourceEXTERNAL
Furnished Items and QuantityNUT 4
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES
Mounting Stud Length0.380 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
Meter Body Diameter Behind Mounting Flange2.050 INCHES NOMINAL IN
FSC Application DataTEST SETS,ELECTRONIC SYSTEMS,EXCEPT SPECIALLY DESIGNED
Features ProvidedZERO ADJUSTER
Circuit Attachment Method and Quantity2 SOLDER LUG AND 2 THREADED STUD
Scale Division Quantity30 SINGLE INDICATOR SECOND RANGE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJZ
Weight0.6800 lbs
Cube0.0513 cu ft
Verified Substitutes 1
3040-01-222-5425 INTERCHANGEABLE
Shaft,shouldered
Cross-Reference Index
Part NumberManufacturer
138C440H05 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
138C440H05 PRIMARY Northrop Grumman Support Services Corp (USA)
A-11189 Hughes Corporation Dba Mac Group, the Div Weschler Instruments (USA)
A-11189 E I L Instruments Inc (USA)
Related Parts
3040-01-222-5425INTERCHANGEABLE
SHAFT,SHOULDERED

Frequently Asked Questions

What is NSN 6625-01-026-6014?

NSN 6625-01-026-6014 is a Wattmeter, manufactured by Northrop Grumman Support Services Corp, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-026-6014?

NSN 6625-01-026-6014 has 4 cross-referenced part numbers: 138C440H05 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 138C440H05 (Northrop Grumman Support Services Corp), A-11189 (Hughes Corporation Dba Mac Group, the Div Weschler Instruments), A-11189 (E I L Instruments Inc).

What NSN replaces 6625-01-026-6014?

There is 1 known substitute for 6625-01-026-6014: 3040-01-222-5425. Verify interchangeability with system specifications before substitution.

What are the specifications of 138C440H05?

Key specifications for 138C440H05: Color: UNABLE TO DECODE; Measurement Range: +0.0 TO 10.0 KILOWATTS SINGLE INDICATOR FIRST RANGE; Movement Type: MOVING COIL, PERMANENT MAGNET; Scale Division Quantity: 20 SINGLE INDICATOR FIRST 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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