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Technical Data Sheet
990C929H02 ✓ 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,VARIABLE is a the manufacturer industrial component. Key specifications include body_style: COAXIAL TYPE, power_rating: 10.0 WATTS AVERAGE, overall_width: 4.000 INCHES NOMINAL IN, overall_height: 1.530 INCHES NOMINAL IN, overall_length: 5.000 INCHES NOMINAL IN, frequency_range: 2.000 GIGAHERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-404-5221, 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
990C929H02
NSN: 5985-00-404-5221
FSC: 5985
CAGE: 18323 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA ELECTRONIC SYSTEMS (USA)
SPECIFICATIONS
body_styleCOAXIAL TYPE
power_rating10.0 WATTS AVERAGE
overall_width4.000 INCHES NOMINAL IN
overall_height1.530 INCHES NOMINAL IN
overall_length5.000 INCHES NOMINAL IN
frequency_range2.000 GIGAHERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM
application_designTRANSMISSION LINE
impedance_rating_in_ohms50.0 INPUT-OUTPUT
mounting_thread_quantity32 PER INCH
mounting_facility_patternFOUR POSITION RECTANGULAR
terminal_type_and_quantity1 CONNECTOR, COAXIAL, MALE AND 1 CONNECTOR, COAXIAL, FEMALE
voltage_standing_wave_ratio1.00
NSN5985-00-404-5221
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ATTENUATOR,VARIABLE TITLE COMPONENT PN 990C929H02 MFR ATTENUATOR,VARIABLE
KEY FEATURES
OVERALL ATTENUATION RANGE IN DECIBELS: +0.0 TO 20.0
TEST DATA DOCUMENT: 18323-990C929H02 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
MOUNTING FACILITY TYPE AND QUANTITY: 4 THREADED HOLE(S)
VOLTAGE STANDING WAVE RATIO: 1.00
APPLICATION DESIGN: TRANSMISSION LINE
POWER RATING: 10.0 WATTS AVERAGE
IMPEDANCE RATING IN OHMS: 50.0 INPUT-OUTPUT
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL ATTENUATION RANGE IN DECIBELS+0.0 TO 20.0
OVERALL LENGTH5.000 INCHES NOMINAL IN
TEST DATA DOCUMENT18323-990C929H02 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
MOUNTING FACILITY TYPE AND QUANTITY4 THREADED HOLE(S)
VOLTAGE STANDING WAVE RATIO1.00
APPLICATION DESIGNTRANSMISSION LINE
POWER RATING10.0 WATTS AVERAGE
IMPEDANCE RATING IN OHMS50.0 INPUT-OUTPUT
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
ATTENUATION VARIATION METHODCONTINUOUS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
B3312Interchangeable
interchangeable cross-reference
interchangeable
385397-B 01-408Interchangeable
interchangeable cross-reference
interchangeable
385397-A 01-408Interchangeable
interchangeable cross-reference
interchangeable
792Interchangeable
interchangeable cross-reference
interchangeable
6531Interchangeable
interchangeable cross-reference
interchangeable
7531Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 990C929H02?
990C929H02 is a ATTENUATOR,VARIABLE.
What parts can replace 990C929H02?
There are 19 known substitutes for 990C929H02: B3312, 385397-B 01-408, 385397-A 01-408 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 990C929H02?
990C929H02 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-404-5221. This indicates validated use in U.S. government and defense supply chains.
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