PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1400APlug-in Unit,electrical-Electron

Keysight Technologies Inc · NSN 6625-00-454-0704 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-454-0704 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-454-0704. Primary manufacturer part number: 1400A.
Features
  • Plug-in Unit,electrical-Electron — FSC 6625
  • Unit Type: DIFFERENTIAL INPUT AMPLIFIER
  • Unit Type: DIFFERENTIAL INPUT AMPLIFIER
  • 3 verified cross-references
  • Primary manufacturer: Keysight Technologies Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Plug-in Unit,electrical-Electron, cataloged under National Stock Number 6625-00-454-0704, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Keysight Technologies Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6625-00-454-0704
Primary Part Number1400A
Item NamePlug-in Unit,electrical-Electron
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerKeysight Technologies Inc
StatusACTIVE
Unit TypeDIFFERENTIAL INPUT AMPLIFIER
Unit TypeDIFFERENTIAL INPUT AMPLIFIER
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-01-415-3904 (1400A)
HAZMATNo
Weight6.0400 lbs
Cube0.6863 cu ft
Verified Substitutes 6
6625-01-415-39041400A SUCCESSOR
Monitor,radio Frequency
Ei Electronics Llc
5895-01-458-7464D9966 SUCCESSOR
Modem,communications
Nsgdatacom Inc
6105-00-307-13621400A INTERCHANGEABLE
Motor,alternating Current
Transicoil Llc Dba Ads Transicoil Div Transicoil
3030-00-528-4269 INTERCHANGEABLE
Belt,v
3441-00-724-3262 INTERCHANGEABLE
Bending Machine,pipe and Conduit
5940-00-882-43541400A INTERCHANGEABLE
Terminal,stud
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect
Cross-Reference Index
Part NumberManufacturer
1400A Hewlett-Packard Company Dba HP (USA)
1400A Keysight Technologies, Inc. (USA)
1400A PRIMARY Keysight Technologies Inc (USA)
Related Parts
SUCCESSOR 6625-01-415-3904 Monitor,radio Frequency · 1400A
5895-01-458-7464SUCCESSOR
MODEM,COMMUNICATIONS
D9966
6105-00-307-1362INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
1400A
3030-00-528-4269INTERCHANGEABLE
BELT,V
3441-00-724-3262INTERCHANGEABLE
BENDING MACHINE,PIPE AND CONDUIT
5940-00-882-4354INTERCHANGEABLE
TERMINAL,STUD
1400A

Frequently Asked Questions

What is NSN 6625-00-454-0704?

NSN 6625-00-454-0704 is a Plug-in Unit,electrical-Electron, manufactured by Keysight Technologies Inc, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-454-0704?

NSN 6625-00-454-0704 has 3 cross-referenced part numbers: 1400A (Hewlett-Packard Company Dba HP), 1400A (Keysight Technologies, Inc.), 1400A (Keysight Technologies Inc).

What NSN replaces 6625-00-454-0704?

There are 6 known substitutes for 6625-00-454-0704: 6625-01-415-3904, 5895-01-458-7464, 6105-00-307-1362 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1400A?

Key specifications for 1400A: Unit Type: DIFFERENTIAL INPUT AMPLIFIER; Unit Type: DIFFERENTIAL INPUT AMPLIFIER. 2 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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