PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

442BProbe,waveguide

Keysight Technologies Inc · NSN 5985-00-892-5579 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-892-5579 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-892-5579. Primary manufacturer part number: 442B.
Features
  • Probe,waveguide — FSC 5985
  • Impedance Rating in Ohms: 500.0 NOMINAL
  • Overall Diameter: 2.000 INCHES NOMINAL IN
  • Usage Design: USED TO DETECT RADIO FREQUENCY IN WAVEGUIDES
  • Frequency Rating: 0.00395 GIGAHERTZ MINIMUM AND 40.000 GIGAHERTZ MAXIMUM
  • Detector Type: WIRE ANTENNA
  • Body Surface Treatment: NICKEL PLATED
  • 4 verified cross-references
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Probe,waveguide, cataloged under National Stock Number 5985-00-892-5579, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Keysight Technologies Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-892-5579
Primary Part Number442B
Item NameProbe,waveguide
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerKeysight Technologies Inc
StatusACTIVE
Impedance Rating in Ohms500.0 NOMINAL
Overall Diameter2.000 INCHES NOMINAL IN
Usage DesignUSED TO DETECT RADIO FREQUENCY IN WAVEGUIDES
Frequency Rating0.00395 GIGAHERTZ MINIMUM AND 40.000 GIGAHERTZ MAXIMUM
Detector TypeWIRE ANTENNA
Body Surface TreatmentNICKEL PLATED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5910-00-160-1127 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
5910-00-879-8195 INTERCHANGEABLE
Capacitor,fixed,metallized,paper
5920-01-685-8976442B INTERCHANGEABLE
Strap,wrist,electrostatic Discha
American Hakko Products, Inc. Dba American Hakko Products Inc
Cross-Reference Index
Part NumberManufacturer
442B Keysight Technologies, Inc. (USA)
MX3631U Joint Electronics Type Designation System (USA)
442B Hewlett-Packard Company Dba HP (USA)
442B PRIMARY Keysight Technologies Inc (USA)
Related Parts
5910-00-160-1127INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
5910-00-879-8195INTERCHANGEABLE
CAPACITOR,FIXED,METALLIZED,PAPER
5920-01-685-8976INTERCHANGEABLE
STRAP,WRIST,ELECTROSTATIC DISCHA
442B

Frequently Asked Questions

What is NSN 5985-00-892-5579?

NSN 5985-00-892-5579 is a Probe,waveguide, manufactured by Keysight Technologies Inc, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-892-5579?

NSN 5985-00-892-5579 has 4 cross-referenced part numbers: 442B (Keysight Technologies, Inc.), MX3631U (Joint Electronics Type Designation System), 442B (Hewlett-Packard Company Dba HP), 442B (Keysight Technologies Inc).

What NSN replaces 5985-00-892-5579?

There are 3 known substitutes for 5985-00-892-5579: 5910-00-160-1127, 5910-00-879-8195, 5920-01-685-8976. Verify interchangeability with system specifications before substitution.

What are the specifications of 442B?

Key specifications for 442B: Impedance Rating in Ohms: 500.0 NOMINAL; Overall Length: 6.250 INCHES NOMINAL IN; Overall Diameter: 2.000 INCHES NOMINAL IN; End Item Identification: MODEL NO. 440A A. 8 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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