PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AM3Wattmeter

Ammon Instruments Corp Div of Wheelabrator-Frye Inc · NSN 6625-00-137-3606 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-137-3606 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-137-3606. Primary manufacturer part number: AM3.
Features
  • Wattmeter — FSC 6625
  • Mounting Bolt Circle Diameter: 1.580 INCHES NOMINAL IN
  • Measurement Range: +0.0 TO 200.0 WATTS SINGLE INDICATOR SINGLE RANGE
  • Installation Design: PANEL
  • Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Meter Body Diameter Behind Mounting Flange: 2.800 INCHES NOMINAL IN
  • Meter Depth Behind Mounting Flange: 0.907 INCHES NOMINAL IN
  • Accuracy in Percent: -2.000 TO 2.000 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Applications
  • Applications requiring Plastic construction
General Description

The Wattmeter, cataloged under National Stock Number 6625-00-137-3606, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ammon Instruments Corp Div of Wheelabrator-Frye Inc. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-137-3606
Primary Part NumberAM3
Item NameWattmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerAmmon Instruments Corp Div of Wheelabrator-Frye Inc
StatusACTIVE
Mounting Bolt Circle Diameter1.580 INCHES NOMINAL IN
Measurement Range+0.0 TO 200.0 WATTS SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Meter Body Diameter Behind Mounting Flange2.800 INCHES NOMINAL IN
Meter Depth Behind Mounting Flange0.907 INCHES NOMINAL IN
Accuracy in Percent-2.000 TO 2.000 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Scale Division Quantity50 SINGLE INDICATOR SINGLE RANGE
Mounting Stud Diameter0.138 INCHES NOMINAL IN
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Style DesignatorRECTANGULAR SEMI-FLUSH MTG
MaterialPLASTIC
Circuit Current for Which DesignedDC
Mounting Facility Type and Quantity3 THREADED STUD(S)
Circuit Attachment Method and Quantity2 SCREW
ColorUNABLE TO DECODE
Mounting Bolt Circle Diameter1.580 INCHES NOMINAL IN
Measurement Range+0.0 TO 200.0 WATTS SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Meter Body Diameter Behind Mounting Flange2.800 INCHES NOMINAL IN
Meter Depth Behind Mounting Flange0.907 INCHES NOMINAL IN
Accuracy in Percent-2.000 TO 2.000 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Scale Division Quantity50 SINGLE INDICATOR SINGLE RANGE
Mounting Stud Diameter0.138 INCHES NOMINAL IN
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Style DesignatorRECTANGULAR SEMI-FLUSH MTG
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Verified Substitutes 5
6625-00-494-8569 INTERCHANGEABLE
Meter,null
3120-00-735-7550AM3 INTERCHANGEABLE
Bearing,sleeve
Roller Bearing Co of America, Inc Div Pic Design
6625-01-085-6858 INTERCHANGEABLE
Multimeter
4730-01-384-1066AM3 INTERCHANGEABLE
Coupling Half,quick Disconnect
Dvcc, Llc
5340-01-560-6671AM3 INTERCHANGEABLE
Key Blank
Idn-Acme Inc
Cross-Reference Index
Part NumberManufacturer
AM3 Ammon Instruments Corp Div of Wheelabrator-Frye Inc (USA)
A856-5183 Te Connectivity Corporation Dba Microdot Products (USA)
Related Parts
6625-00-494-8569INTERCHANGEABLE
METER,NULL
3120-00-735-7550INTERCHANGEABLE
BEARING,SLEEVE
AM3
6625-01-085-6858INTERCHANGEABLE
MULTIMETER
4730-01-384-1066INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
AM3
5340-01-560-6671INTERCHANGEABLE
KEY BLANK
AM3

Frequently Asked Questions

What is NSN 6625-00-137-3606?

NSN 6625-00-137-3606 is a Wattmeter, manufactured by Ammon Instruments Corp Div of Wheelabrator-Frye Inc, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-137-3606?

NSN 6625-00-137-3606 has 2 cross-referenced part numbers: AM3 (Ammon Instruments Corp Div of Wheelabrator-Frye Inc), A856-5183 (Te Connectivity Corporation Dba Microdot Products).

What NSN replaces 6625-00-137-3606?

There are 5 known substitutes for 6625-00-137-3606: 6625-00-494-8569, 3120-00-735-7550, 6625-01-085-6858 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AM3?

Key specifications for AM3: Overall Width: 3.719 INCHES NOMINAL IN; Mounting Bolt Circle Diameter: 1.580 INCHES NOMINAL IN; Measurement Range: +0.0 TO 200.0 WATTS SINGLE INDICATOR SINGLE RANGE; Installation Design: PANEL. 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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