PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MM2Ammeter

Marion Electrical Instrument Co · NSN 6625-00-051-9015 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-051-9015 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-051-9015. Primary manufacturer part number: MM2.
Features
  • Ammeter — FSC 6625
  • Mounting Facility Type and Quantity: 3 THREADED STUD(S)
  • Mounting Stud Diameter: 0.112 INCHES NOMINAL IN
  • Circuit Attachment Method and Quantity: 2 THREADED STUD
  • Circuit Construction Type: NONELECTRONIC
  • Movement Suspension Method: JEWEL PIVOT BASE
  • Measurement Range: +0.0 TO 150.0 MILLIAMPERES, DC SINGLE INDICATOR SINGLE RANGE
  • Movement Type: MOVING COIL, PERMANENT MAGNET
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ammeter, cataloged under National Stock Number 6625-00-051-9015, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Marion Electrical Instrument Co. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6625-00-051-9015
Primary Part NumberMM2
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerMarion Electrical Instrument Co
StatusACTIVE
Mounting Facility Type and Quantity3 THREADED STUD(S)
Mounting Stud Diameter0.112 INCHES NOMINAL IN
Circuit Attachment Method and Quantity2 THREADED STUD
Circuit Construction TypeNONELECTRONIC
Movement Suspension MethodJEWEL PIVOT BASE
Measurement Range+0.0 TO 150.0 MILLIAMPERES, DC SINGLE INDICATOR SINGLE RANGE
Movement TypeMOVING COIL, PERMANENT MAGNET
Nuclear Hardness Critical FeatureNONHARDENED
Circuit Current for Which DesignedDC
ColorUNABLE TO DECODE
Style DesignatorFAN SHAPE FLUSH MTG
Meter Depth Behind Mounting Flange1.016 INCHES NOMINAL IN
Installation DesignPANEL
Panel for Which DesignedNONMAGNETIC
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Scale Division Quantity50 SINGLE INDICATOR SINGLE RANGE
Mounting Bolt Circle Diameter2.440 INCHES NOMINAL IN
Meter Body Diameter Behind Mounting Flange2.156 INCHES NOMINAL IN
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Indicator TypeDIAL W/POINTER
Mounting Facility Type and Quantity3 THREADED STUD(S)
Mounting Stud Diameter0.112 INCHES NOMINAL IN
Circuit Attachment Method and Quantity2 THREADED STUD
Circuit Construction TypeNONELECTRONIC
Movement Suspension MethodJEWEL PIVOT BASE
Measurement Range+0.0 TO 150.0 MILLIAMPERES, DC SINGLE INDICATOR SINGLE RANGE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-068-1744 (106020-0102)
HAZMATNo
Verified Substitutes 11
6625-00-068-1744106020-0102 SUCCESSOR
Ammeter
Jewell Instruments Llc
6625-00-081-2824171-207 SUCCESSOR
Ammeter
General Instrument Corporation Dba Motorola Div Motorola Mobility - Home Division
Meter,audio Level
Meter,s-Units
Ammeter
6625-00-889-1878MM2 SUCCESSOR
Ammeter
Jewell Instruments Llc
6625-00-908-2027MM2-20T0-3VU SUCCESSOR
Meter,audio Level
Jewell Instruments Llc
6625-00-908-2028MM2-25-0-25MA SUCCESSOR
Ammeter
Jewell Instruments Llc
6625-00-930-382622420-3 SUCCESSOR
Voltmeter
Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company
Ammeter
Cross-Reference Index
Part NumberManufacturer
MM2 Marion Electrical Instrument Co
Related Parts
SUCCESSOR 6625-00-068-1744 Ammeter · 106020-0102
6625-00-081-2824SUCCESSOR
AMMETER
171-207
6625-00-269-3434SUCCESSOR
METER,AUDIO LEVEL
6625-00-543-1361SUCCESSOR
METER,S-UNITS
6625-00-814-8190SUCCESSOR
AMMETER
6625-00-889-1878SUCCESSOR
AMMETER
MM2
6625-00-908-2027SUCCESSOR
METER,AUDIO LEVEL
MM2-20T0-3VU
6625-00-908-2028SUCCESSOR
AMMETER
MM2-25-0-25MA
6625-00-930-3826SUCCESSOR
VOLTMETER
22420-3
6625-00-944-7270SUCCESSOR
AMMETER
6625-01-080-5281SUCCESSOR
METER,INDICATING,BATTERY TEST

Frequently Asked Questions

What is NSN 6625-00-051-9015?

NSN 6625-00-051-9015 is a Ammeter, manufactured by Marion Electrical Instrument Co, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-051-9015?

NSN 6625-00-051-9015 has 1 cross-referenced part number: MM2 (Marion Electrical Instrument Co).

What NSN replaces 6625-00-051-9015?

There are 11 known substitutes for 6625-00-051-9015: 6625-00-068-1744, 6625-00-081-2824, 6625-00-269-3434 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MM2?

Key specifications for MM2: Mounting Facility Type and Quantity: 3 THREADED STUD(S); Mounting Stud Diameter: 0.112 INCHES NOMINAL IN; Circuit Attachment Method and Quantity: 2 THREADED STUD; Circuit Construction Type: NONELECTRONIC. 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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