PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1920Test Set,electrical Meter

Iet Labs Inc · NSN 6625-01-646-2407 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-646-2407 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-646-2407. Primary manufacturer part number: 1920.
Features
  • Test Set,electrical Meter — FSC 6625
  • AC Voltage Rating: 20.0 MILLIVOLTS MINIMUM AND 1.0 VOLTS MAXIMUM NINTH ALTERNATE OPERATING POWER RQMT
  • Electrical Power Source Relationship: OPERATING
  • Frequency Rating: 20.0 HERTZ MINIMUM AND 1.0 MEGAHERTZ MAXIMUM FIFTH OPERATING POWER RQMT
  • Enclosure Feature: SINGLE ITEM W/HOUSING
  • AC Voltage Rating: 20.0 MILLIVOLTS MINIMUM AND 1.0 VOLTS MAXIMUM NINTH ALTERNATE OPERATING POWER RQMT
  • Electrical Power Source Relationship: OPERATING
  • Frequency Rating: 20.0 HERTZ MINIMUM AND 1.0 MEGAHERTZ MAXIMUM FIFTH OPERATING POWER RQMT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Test Set,electrical Meter, cataloged under National Stock Number 6625-01-646-2407, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Iet Labs Inc. Government technical data includes 8 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-01-646-2407
Primary Part Number1920
Item NameTest Set,electrical Meter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerIet Labs Inc
StatusACTIVE
AC Voltage Rating20.0 MILLIVOLTS MINIMUM AND 1.0 VOLTS MAXIMUM NINTH ALTERNATE OPERATING POWER RQMT
Electrical Power Source RelationshipOPERATING
Frequency Rating20.0 HERTZ MINIMUM AND 1.0 MEGAHERTZ MAXIMUM FIFTH OPERATING POWER RQMT
Enclosure FeatureSINGLE ITEM W/HOUSING
AC Voltage Rating20.0 MILLIVOLTS MINIMUM AND 1.0 VOLTS MAXIMUM NINTH ALTERNATE OPERATING POWER RQMT
Electrical Power Source RelationshipOPERATING
Frequency Rating20.0 HERTZ MINIMUM AND 1.0 MEGAHERTZ MAXIMUM FIFTH OPERATING POWER RQMT
Enclosure FeatureSINGLE ITEM W/HOUSING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeU
Unit of IssueEA
SMR CodeJU
Verified Substitutes 12
Fork,lateral Pulley
4730-00-172-0044AS15005-2 INTERCHANGEABLE
Fitting,lubrication
Sae International Dba Sae International
5310-00-209-2028 INTERCHANGEABLE
Washer,lock
5120-00-293-3481 INTERCHANGEABLE
Pliers
3455-00-476-07721725-2000 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
5905-00-542-8058 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
5950-00-648-2525 INTERCHANGEABLE
Transformer,audio Frequency
3920-00-786-4296952252 INTERCHANGEABLE
Wiper,rod
Dana Off Highway Products, Llc
3455-01-024-99171725-0750 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
3455-01-026-255315494 INTERCHANGEABLE
Cutter,milling,end
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
Cross-Reference Index
Part NumberManufacturer
1920 PRIMARY Iet Labs Inc (USA)
Related Parts
6625-00-976-1142SUCCESSOR
FORK,LATERAL PULLEY
4730-00-172-0044INTERCHANGEABLE
FITTING,LUBRICATION
AS15005-2
5310-00-209-2028INTERCHANGEABLE
WASHER,LOCK
5120-00-293-3481INTERCHANGEABLE
PLIERS
3455-00-476-0772INTERCHANGEABLE
CUTTER,MILLING,END
1725-2000
5905-00-542-8058INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
5950-00-648-2525INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
3920-00-786-4296INTERCHANGEABLE
WIPER,ROD
952252
3455-01-024-9917INTERCHANGEABLE
CUTTER,MILLING,END
1725-0750
3455-01-026-2553INTERCHANGEABLE
CUTTER,MILLING,END
15494
3455-01-045-3365INTERCHANGEABLE
CUTTER,MILLING,END
1725-0500
5998-01-049-3534INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
1920

Frequently Asked Questions

What is NSN 6625-01-646-2407?

NSN 6625-01-646-2407 is a Test Set,electrical Meter, manufactured by Iet Labs Inc, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-646-2407?

NSN 6625-01-646-2407 has 1 cross-referenced part number: 1920 (Iet Labs Inc).

What NSN replaces 6625-01-646-2407?

There are 12 known substitutes for 6625-01-646-2407: 6625-00-976-1142, 4730-00-172-0044, 5310-00-209-2028 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1920?

Key specifications for 1920: AC Voltage Rating: 20.0 MILLIVOLTS MINIMUM AND 1.0 VOLTS MAXIMUM NINTH ALTERNATE OPERATING POWER RQMT; Electrical Power Source Relationship: OPERATING; Frequency Rating: 20.0 HERTZ MINIMUM AND 1.0 MEGAHERTZ MAXIMUM FIFTH OPERATING POWER RQMT; Enclosure Feature: SINGLE ITEM W/HOUSING. 10 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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