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Technical Data Sheet
553B-6 ✓ 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 ATTENUATOR,FIXED is a the manufacturer industrial component. Key specifications include body_style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE, power_rating: 1.0 WATTS AVERAGE AND 1.0 KILOWATTS PEAK, overall_length: 3.250 INCHES MAXIMUM IN, frequency_range: 0.000 HERTZ MINIMUM AND 1.500 GIGAHERTZ MAXIMUM, mounting_method: TERMINAL, overall_diameter: 0.781 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-928-1557, 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
553B-6
NSN: 5985-00-928-1557
FSC: 5985
CAGE: 93459 — SPECTRUM CONTROL INC DIV WEINSCHEL (USA)
SPECIFICATIONS
body_styleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
power_rating1.0 WATTS AVERAGE AND 1.0 KILOWATTS PEAK
overall_length3.250 INCHES MAXIMUM IN
frequency_range0.000 HERTZ MINIMUM AND 1.500 GIGAHERTZ MAXIMUM
mounting_methodTERMINAL
overall_diameter0.781 INCHES MAXIMUM IN
application_designTRANSMISSION LINE
operating_temp_range-55.0 TO 85.0 CELSIUS DEGC
terminal_type_and_quantity2 CONNECTOR
input_impedance_rating_in_ohms50.0
output_impedance_rating_in_ohms50.0
rf_signal_attenuation_in_decibels6.0
NSN5985-00-928-1557
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ATTENUATOR,FIXED TITLE COMPONENT PN 553B-6 MFR ATTENUATOR,FIXED
KEY FEATURES
TERMINAL TYPE AND QUANTITY: 2 CONNECTOR
TEST DATA DOCUMENT: 81349-MIL-A-3933 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
COAXIAL CONNECTOR SERIES DESIGNATION: N
RF SIGNAL ATTENUATION IN DECIBELS: 6.0
BODY STYLE: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
POWER RATING: 1.0 WATTS AVERAGE AND 1.0 KILOWATTS PEAK
OVERALL DIAMETER: 0.781 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
TERMINAL TYPE AND QUANTITY2 CONNECTOR
TEST DATA DOCUMENT81349-MIL-A-3933 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
COAXIAL CONNECTOR SERIES DESIGNATIONN
RF SIGNAL ATTENUATION IN DECIBELS6.0
BODY STYLEROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
OVERALL LENGTH3.250 INCHES MAXIMUM IN
POWER RATING1.0 WATTS AVERAGE AND 1.0 KILOWATTS PEAK
OVERALL DIAMETER0.781 INCHES MAXIMUM IN
INPUT IMPEDANCE RATING IN OHMS50.0
FREQUENCY RANGE0.000 HERTZ MINIMUM AND 1.500 GIGAHERTZ MAXIMUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
CN-30B/UInterchangeable
interchangeable cross-reference
interchangeable
M3933/6-1Interchangeable
interchangeable cross-reference
interchangeable
MIL-A-3933/6Interchangeable
interchangeable cross-reference
interchangeable
2469809Interchangeable
interchangeable cross-reference
interchangeable
2469809PC7Interchangeable
interchangeable cross-reference
interchangeable
5536Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 553B-6?
553B-6 is a ATTENUATOR,FIXED.
What parts can replace 553B-6?
There are 19 known substitutes for 553B-6: CN-30B/U, M3933/6-1, MIL-A-3933/6 and 16 more. Substitute compatibility should be verified for your specific system.
Is 553B-6 still available?
553B-6 is currently cancelled.
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