PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

440ADetector,radio Frequency

Keysight Technologies Inc · NSN 6625-00-752-5311 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-752-5311 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-752-5311. Primary manufacturer part number: 440A.
Features
  • Detector,radio Frequency — FSC 6625
  • Control Type: LOCAL
  • Frequency Per Channel: 2.4 GIGAHERTZ MINIMUM OPERATING CHANNEL
  • Operating Control Method: MANUAL
  • Frequency Per Channel: 12.4 GIGAHERTZ MAXIMUM OPERATING CHANNEL
  • Basic Shape Style: RECTANGULAR OR SQUARE
  • Control Type: LOCAL
  • Frequency Per Channel: 2.4 GIGAHERTZ MINIMUM OPERATING CHANNEL
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Detector,radio Frequency, cataloged under National Stock Number 6625-00-752-5311, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6625-00-752-5311
Primary Part Number440A
Item NameDetector,radio Frequency
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerKeysight Technologies Inc
StatusCANCELLED
Control TypeLOCAL
Frequency Per Channel2.4 GIGAHERTZ MINIMUM OPERATING CHANNEL
Operating Control MethodMANUAL
Frequency Per Channel12.4 GIGAHERTZ MAXIMUM OPERATING CHANNEL
Basic Shape StyleRECTANGULAR OR SQUARE
Control TypeLOCAL
Frequency Per Channel2.4 GIGAHERTZ MINIMUM OPERATING CHANNEL
Operating Control MethodMANUAL
Frequency Per Channel12.4 GIGAHERTZ MAXIMUM OPERATING CHANNEL
Basic Shape StyleRECTANGULAR OR SQUARE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Weight0.3700 lbs
Cube0.0087 cu ft
Verified Substitutes 5
3110-00-144-8971268374-5 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5935-00-194-2967 INTERCHANGEABLE
Jack,telephone
5930-00-221-89929095 INTERCHANGEABLE
Switch,push
Cole Hersee Company
6645-00-515-6147 INTERCHANGEABLE
Timer,interval
6665-00-938-6806 INTERCHANGEABLE
Radiacmeter
Cross-Reference Index
Part NumberManufacturer
440A Hewlett-Packard Company Dba HP (USA)
426-6250 Nimikkeistokeskus Ncb Finland (FIN)
440A PRIMARY Keysight Technologies Inc (USA)
MX2569U Joint Electronics Type Designation System (USA)
CAQI440A Hewlett-Packard Company Dba HP (USA)
440A Agilent Technologies, Inc. Div Agilent Technologies Headquarters (USA)
440A Keysight Technologies, Inc. (USA)
Related Parts
3110-00-144-8971INTERCHANGEABLE
BEARING,BALL,ANNULAR
268374-5
5935-00-194-2967INTERCHANGEABLE
JACK,TELEPHONE
5930-00-221-8992INTERCHANGEABLE
SWITCH,PUSH
9095
6645-00-515-6147INTERCHANGEABLE
TIMER,INTERVAL
6665-00-938-6806INTERCHANGEABLE
RADIACMETER

Frequently Asked Questions

What is NSN 6625-00-752-5311?

NSN 6625-00-752-5311 is a Detector,radio Frequency, manufactured by Keysight Technologies Inc, classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-00-752-5311?

NSN 6625-00-752-5311 has 7 cross-referenced part numbers: 440A (Hewlett-Packard Company Dba HP), 426-6250 (Nimikkeistokeskus Ncb Finland), 440A (Keysight Technologies Inc), MX2569U (Joint Electronics Type Designation System), CAQI440A (Hewlett-Packard Company Dba HP) and 2 more.

What NSN replaces 6625-00-752-5311?

There are 5 known substitutes for 6625-00-752-5311: 3110-00-144-8971, 5935-00-194-2967, 5930-00-221-8992 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 440A?

Key specifications for 440A: Control Type: LOCAL; Frequency Per Channel: 2.4 GIGAHERTZ MINIMUM OPERATING CHANNEL; Overall Width: 4.000 INCHES NOMINAL IN; Special Features: RECTIFIER DATA,CRYSTAL DIODE TYPE1N21 OR 1N23,UNFILTERED OUTPUT. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-00-752-5311 still in active supply?

NSN 6625-00-752-5311 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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