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PartsTable / COMPONENT / QSE-U-3A
QSE-U-3A ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The ANTENNA is a the manufacturer industrial component. Key specifications include design_type: BLADE SINGLE ANTENNA ELEMENT, power_rating: 20.000 WATTS AVERAGE SINGLE ANTENNA ELEMENT, terminal_type: RECEPTACLE, COAXIAL SINGLE ANTENNA ELEMENT, overall_height: 0.560 INCHES NOMINAL IN, overall_length: 3.000 INCHES NOMINAL IN, mounting_method: CONNECTOR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-163-5211, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
QSE-U-3A
NSN: 5985-01-163-5211
FSC: 5985
CAGE: 14482 — WATKINS-JOHNSON CO (USA)
SPECIFICATIONS
design_typeBLADE SINGLE ANTENNA ELEMENT
power_rating20.000 WATTS AVERAGE SINGLE ANTENNA ELEMENT
terminal_typeRECEPTACLE, COAXIAL SINGLE ANTENNA ELEMENT
overall_height0.560 INCHES NOMINAL IN
overall_length3.000 INCHES NOMINAL IN
mounting_methodCONNECTOR
frequency_rating1.710 GIGAHERTZ MINIMUM AND 1.850 GIGAHERTZ MAXIMUM SINGLE ANTENNA ELEMENT
radiation_patternOMNIDIRECTIONAL SINGLE ANTENNA ELEMENT
beam_scanning_methodFIXED SINGLE ANTENNA ELEMENT
connector_end_designSOCKET SINGLE ANTENNA ELEMENT
characteristic_impedance_in_ohms50.0 SINGLE ANTENNA ELEMENT
electromagnetic_polarization_typeLINEAR SINGLE ANTENNA ELEMENT
NSN5985-01-163-5211
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ANTENNA TITLE COMPONENT PN QSE-U-3A MFR ANTENNA
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
104001SMA FEMALEInterchangeable
interchangeable cross-reference
interchangeable
3499664Interchangeable
interchangeable cross-reference
interchangeable
104001BInterchangeable
interchangeable cross-reference
interchangeable
101575-2Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is QSE-U-3A?
QSE-U-3A is a ANTENNA.
What parts can replace QSE-U-3A?
There are 4 known substitutes for QSE-U-3A: 104001SMA FEMALE, 3499664, 104001B and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for QSE-U-3A?
QSE-U-3A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-163-5211. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026