PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PMM-1Multimeter

Avo Intl · NSN 6625-01-457-5120 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-457-5120 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-457-5120. Primary manufacturer part number: PMM-1.
Features
  • Multimeter — FSC 6625
  • Operating Voltage Rating in Volts: 650.0 AC MINIMUM AND 1000.0 AC MAXIMUM
  • Style Designator: PORTABLE
  • Circuit Attachment Method and Quantity: 6 WIRE LEAD
  • Indicator Type: DIGITAL DISPLAY
  • Display Type: LIQUID CRYSTAL
  • Frequency Rating: 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
  • Circuit Current for Which Designed: AC AND DC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Multimeter, cataloged under National Stock Number 6625-01-457-5120, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Avo Intl. Government technical data includes 14 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-01-457-5120
Primary Part NumberPMM-1
Item NameMultimeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerAvo Intl
StatusACTIVE
Operating Voltage Rating in Volts650.0 AC MINIMUM AND 1000.0 AC MAXIMUM
Style DesignatorPORTABLE
Circuit Attachment Method and Quantity6 WIRE LEAD
Indicator TypeDIGITAL DISPLAY
Display TypeLIQUID CRYSTAL
Frequency Rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
Circuit Current for Which DesignedAC AND DC
Operating Voltage Rating in Volts650.0 AC MINIMUM AND 1000.0 AC MAXIMUM
Style DesignatorPORTABLE
Circuit Attachment Method and Quantity6 WIRE LEAD
Indicator TypeDIGITAL DISPLAY
Display TypeLIQUID CRYSTAL
Frequency Rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
Circuit Current for Which DesignedAC AND DC
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5998-01-221-8609 (PMM-1)
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeLC
Verified Substitutes 2
5998-01-221-8609PMM-1 SUCCESSOR
Electronic Components Assembly
Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc.
6625-01-320-0085PM-M1 SUCCESSOR
Meter,special Scale
Marine Electric Systems Inc
Cross-Reference Index
Part NumberManufacturer
PMM-1 Avo Intl (USA)
Related Parts
SUCCESSOR 5998-01-221-8609 Electronic Components Assembly · PMM-1
6625-01-320-0085SUCCESSOR
METER,SPECIAL SCALE
PM-M1

Frequently Asked Questions

What is NSN 6625-01-457-5120?

NSN 6625-01-457-5120 is a Multimeter, manufactured by Avo Intl, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-457-5120?

NSN 6625-01-457-5120 has 1 cross-referenced part number: PMM-1 (Avo Intl).

What NSN replaces 6625-01-457-5120?

There are 2 known substitutes for 6625-01-457-5120: 5998-01-221-8609, 6625-01-320-0085. Verify interchangeability with system specifications before substitution.

What are the specifications of PMM-1?

Key specifications for PMM-1: Overall Width: 14.000 INCHES NOMINAL IN; Operating Voltage Rating in Volts: 650.0 AC MINIMUM AND 1000.0 AC MAXIMUM; Special Features: SIMULTANEOUSLY MEASURES AND DISPLAYS VOLTAGE, CURRENT, PHASE ANGLE, POWER, REACTIVE POWER AND FREQUENCY OF SINGLE OR THREE PHASE SYSTEMS; HIGH SPEED MEASUREMENT MODE UP TO 20 READINGS PER SECOND; Style Designator: PORTABLE. 24 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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