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Technical Data Sheet
A401B ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The ATTENUATOR,FIXED is a the manufacturer industrial component. Key specifications include body_style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACEROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE, power_rating: 2.0 WATTS AVERAGE AND 2.0 WATTS AVERAGE AND 3.0 KILOWATTS PEAK3.0 KILOWATTS PEAK, overall_length: 2.300 INCHES MAXIMUM2.300 INCHES MAXIMUM IN, frequency_range: 0.000 HERTZ MINIMUM AND 0.000 HERTZ MINIMUM AND 2.000 GIGAHERTZ MAXIMUM2.000 GIGAHERTZ MAXIMUM, mounting_method: CONNECTORCONNECTOR, overall_diameter: 0.625 INCHES MAXIMUM0.625 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-028-0357, 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
A401B
NSN: 5985-01-028-0357
FSC: 5985
CAGE: 64537 — CAES SYSTEMS LLC (USA)
SPECIFICATIONS
body_styleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACEROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
power_rating2.0 WATTS AVERAGE AND 2.0 WATTS AVERAGE AND 3.0 KILOWATTS PEAK3.0 KILOWATTS PEAK
overall_length2.300 INCHES MAXIMUM2.300 INCHES MAXIMUM IN
frequency_range0.000 HERTZ MINIMUM AND 0.000 HERTZ MINIMUM AND 2.000 GIGAHERTZ MAXIMUM2.000 GIGAHERTZ MAXIMUM
mounting_methodCONNECTORCONNECTOR
overall_diameter0.625 INCHES MAXIMUM0.625 INCHES MAXIMUM IN
precious_materialSILVERSILVER
surface_treatmentSILVER BODY
application_designTRANSMISSION LINETRANSMISSION LINE
fsc_application_dataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
operating_temp_range-55.0 TO 125.0 CELSIUS-55.0 TO 125.0 CELSIUS DEGC
unpackaged_unit_weight2.500 OUNCES2.500 OUNCES OZ
NSN5985-01-028-0357
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ATTENUATOR,FIXED TITLE COMPONENT PN A401B MFR ATTENUATOR,FIXED
KEY FEATURES
APPLICATION DESIGN: TRANSMISSION LINETRANSMISSION LINE
ATTENUATION ACCURACY REFERENCE FREQUENCY: 2.0 GIGAHERTZ2.0 GIGAHERTZ
OVERALL DIAMETER: 0.625 INCHES MAXIMUM0.625 INCHES MAXIMUM IN
RF SIGNAL ATTENUATION IN DECIBELS: 1.01.0
MOUNTING METHOD: CONNECTORCONNECTOR
BODY STYLE: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACEROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
FSC APPLICATION DATA: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
TECHNICAL CHARACTERISTICS (FLIS)
APPLICATION DESIGNTRANSMISSION LINETRANSMISSION LINE
ATTENUATION ACCURACY REFERENCE FREQUENCY2.0 GIGAHERTZ2.0 GIGAHERTZ
OVERALL DIAMETER0.625 INCHES MAXIMUM0.625 INCHES MAXIMUM IN
OVERALL LENGTH2.300 INCHES MAXIMUM2.300 INCHES MAXIMUM IN
RF SIGNAL ATTENUATION IN DECIBELS1.01.0
MOUNTING METHODCONNECTORCONNECTOR
BODY STYLEROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACEROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
FSC APPLICATION DATAANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
UNPACKAGED UNIT WEIGHT2.500 OUNCES2.500 OUNCES OZ
OPERATING TEMP RANGE-55.0 TO 125.0 CELSIUS-55.0 TO 125.0 CELSIUS DEGC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
MILE1-1376Interchangeable
interchangeable cross-reference
interchangeable
7551Interchangeable
interchangeable cross-reference
interchangeable
35793G1Interchangeable
interchangeable cross-reference
interchangeable
357551Interchangeable
interchangeable cross-reference
interchangeable
357551(50PK)Interchangeable
interchangeable cross-reference
interchangeable
DMS 84114BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A401B?
A401B is a ATTENUATOR,FIXED.
What parts can replace A401B?
There are 10 known substitutes for A401B: MILE1-1376, 7551, 35793G1 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A401B?
A401B is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-028-0357. This indicates validated use in U.S. government and defense supply chains.
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