PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7491A37H01Test Set,electrical Cable

Northrop Grumman Systems Corporation Dba Electronic Systems · NSN 6625-01-344-6193 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-344-6193 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-344-6193. Primary manufacturer part number: 7491A37H01.
Features
  • Test Set,electrical Cable — FSC 6625
  • Phase: SINGLE FIRST ALTERNATE OPERATING POWER RQMT
  • Electrical Power Source Relationship: OPERATING
  • Frequency Rating: 60.0 HERTZ NOMINAL FIRST ALTERNATE OPERATING POWER RQMT
  • Major Components: PROBE,MANUAL; TRANSFORMER,EXTERNAL
  • AC Voltage Rating: 120.0 VOLTS NOMINAL FIRST ALTERNATE OPERATING POWER RQMT
  • Surface Treatment: ANODIZE AND PAINT
  • Material: ALUMINUM ALLOY AND STEEL CORROSION RESISTING HOUSING
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Applications requiring Aluminum Alloy and Steel Corrosion Resisting Housing construction
General Description

The Test Set,electrical Cable, cataloged under National Stock Number 6625-01-344-6193, 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 Systems Corporation Dba Electronic Systems. 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-01-344-6193
Primary Part Number7491A37H01
Item NameTest Set,electrical Cable
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Electronic Systems
StatusACTIVE
PhaseSINGLE FIRST ALTERNATE OPERATING POWER RQMT
Electrical Power Source RelationshipOPERATING
Frequency Rating60.0 HERTZ NOMINAL FIRST ALTERNATE OPERATING POWER RQMT
Major ComponentsPROBE,MANUAL; TRANSFORMER,EXTERNAL
AC Voltage Rating120.0 VOLTS NOMINAL FIRST ALTERNATE OPERATING POWER RQMT
Surface TreatmentANODIZE AND PAINT
MaterialALUMINUM ALLOY AND STEEL CORROSION RESISTING HOUSING
Enclosure FeatureSINGLE ITEM W/HOUSING
FSC Application DataELECTRICAL,ELECTRONIC PROPERTIES MEASURING AND TEST INSTRUMENTS
Length17.720 INCHES NOMINAL IN
Width6.700 INCHES NOMINAL IN
Criticality Code JustificationFEAT
Test Type for Which DesignedCONTINUITY; CONDUCTANCE; HYPOT
Height5.000 INCHES NOMINAL IN
PhaseSINGLE FIRST ALTERNATE OPERATING POWER RQMT
Electrical Power Source RelationshipOPERATING
Frequency Rating60.0 HERTZ NOMINAL FIRST ALTERNATE OPERATING POWER RQMT
Major ComponentsPROBE,MANUAL; TRANSFORMER,EXTERNAL
AC Voltage Rating120.0 VOLTS NOMINAL FIRST ALTERNATE OPERATING POWER RQMT
Surface TreatmentANODIZE AND PAINT
MaterialALUMINUM ALLOY AND STEEL CORROSION RESISTING HOUSING
Enclosure FeatureSINGLE ITEM W/HOUSING
FSC Application DataELECTRICAL,ELECTRONIC PROPERTIES MEASURING AND TEST INSTRUMENTS
Length17.720 INCHES NOMINAL IN
Width6.700 INCHES NOMINAL IN
Criticality Code JustificationFEAT
Test Type for Which DesignedCONTINUITY; CONDUCTANCE; HYPOT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Verified Substitutes 2
5920-00-768-5814 INTERCHANGEABLE
Protector,telephone
4240-01-050-46312000H INTERCHANGEABLE
Protector,hearing
Square D Co Monroe Plant
Cross-Reference Index
Part NumberManufacturer
7491A37H01 PRIMARY Northrop Grumman Systems Corporation Dba Electronic Systems (USA)
2000H Cirris Systems Corporation (USA)
Related Parts
5920-00-768-5814INTERCHANGEABLE
PROTECTOR,TELEPHONE
4240-01-050-4631INTERCHANGEABLE
PROTECTOR,HEARING
2000H

Frequently Asked Questions

What is NSN 6625-01-344-6193?

NSN 6625-01-344-6193 is a Test Set,electrical Cable, manufactured by Northrop Grumman Systems Corporation Dba Electronic Systems, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-344-6193?

NSN 6625-01-344-6193 has 2 cross-referenced part numbers: 7491A37H01 (Northrop Grumman Systems Corporation Dba Electronic Systems), 2000H (Cirris Systems Corporation).

What NSN replaces 6625-01-344-6193?

There are 2 known substitutes for 6625-01-344-6193: 5920-00-768-5814, 4240-01-050-4631. Verify interchangeability with system specifications before substitution.

What are the specifications of 7491A37H01?

Key specifications for 7491A37H01: Phase: SINGLE FIRST ALTERNATE OPERATING POWER RQMT; Electrical Power Source Relationship: OPERATING; Frequency Rating: 60.0 HERTZ NOMINAL FIRST ALTERNATE OPERATING POWER RQMT; Major Components: PROBE,MANUAL; TRANSFORMER,EXTERNAL. 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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