PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10531APlug-in Unit,electrical-Electron

Keysight Technologies, Inc. · NSN 6625-00-403-1682 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-403-1682 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-403-1682. Primary manufacturer part number: 10531A.
Features
  • Plug-in Unit,electrical-Electron — FSC 6625
  • 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 6625-00-403-1682, 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.. This item has 3 commercial cross-references from 3 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
NSN6625-00-403-1682
Primary Part Number10531A
Item NamePlug-in Unit,electrical-Electron
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerKeysight Technologies, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeU
Unit of IssueEA
SMR CodeVU
Weight1.0000 lbs
Cube0.3830 cu ft
Verified Substitutes 2
9540-01-259-9617 INTERCHANGEABLE
Angle,structural
9540-01-264-4269 INTERCHANGEABLE
Angle,structural
Cross-Reference Index
Part NumberManufacturer
10531A Keysight Technologies, Inc. (USA)
10531A Hewlett-Packard Company Dba HP (USA)
10531A Keysight Technologies Inc (USA)
Related Parts
9540-01-259-9617INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-01-264-4269INTERCHANGEABLE
ANGLE,STRUCTURAL

Frequently Asked Questions

What is NSN 6625-00-403-1682?

NSN 6625-00-403-1682 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 6625-00-403-1682?

NSN 6625-00-403-1682 has 3 cross-referenced part numbers: 10531A (Keysight Technologies, Inc.), 10531A (Hewlett-Packard Company Dba HP), 10531A (Keysight Technologies Inc).

What NSN replaces 6625-00-403-1682?

There are 2 known substitutes for 6625-00-403-1682: 9540-01-259-9617, 9540-01-264-4269. Verify interchangeability with system specifications before substitution.

What are the specifications of 10531A?

Key specifications for 10531A: End Item Identification: USED WITH THE 5210A/B FREQ METER A; Special Features: C/O 3 PLUG-IN LOW PASS FILTERS WHICH CAN BE ADJUSTED TO COVER FREQS FROM 100HZ TO 1MHZ;FILTERS REJECT CARRIER AND CARRIER HARMONICS WHILE PASSING MODULATION COMPONENTS MHz; End Item Identification: USED WITH THE 5210A/B FREQ METER A; Special Features: C/O 3 PLUG-IN LOW PASS FILTERS WHICH CAN BE ADJUSTED TO COVER FREQS FROM 100HZ TO 1MHZ;FILTERS REJECT CARRIER AND CARRIER HARMONICS WHILE PASSING MODULATION COMPONENTS MHz. 4 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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