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A-2990 — ATTENUATOR,VARIABLE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A-2990: ATTENUATOR,VARIABLE.

The ATTENUATOR,VARIABLE is a the manufacturer industrial component. Key specifications include body_style: COAXIAL TYPE, overall_width: 0.500 INCHES NOMINAL IN, overall_height: 1.750 INCHES NOMINAL IN, overall_length: 1.750 INCHES NOMINAL IN, frequency_range: 8.950 GIGAHERTZ MINIMUM AND 9.470 GIGAHERTZ MAXIMUM, application_design: TRANSMISSION LINE. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-368-5297, 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
A-2990
NSN: 5985-01-368-5297
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 12598 — RLC ELECTRONICS, INC (USA)
SPECIFICATIONS
body_styleCOAXIAL TYPE
overall_width0.500 INCHES NOMINAL IN
overall_height1.750 INCHES NOMINAL IN
overall_length1.750 INCHES NOMINAL IN
frequency_range8.950 GIGAHERTZ MINIMUM AND 9.470 GIGAHERTZ MAXIMUM
application_designTRANSMISSION LINE
impedance_rating_in_ohms50.0 INPUT-OUTPUT
mounting_thread_quantity40 PER INCH
mounting_facility_patternFOUR POSITION RECTANGULAR
terminal_type_and_quantity2 CONNECTOR, COAXIAL, FEMALE
voltage_standing_wave_ratio1.40
attenuation_variation_methodCONTINUOUS
NSN5985-01-368-5297
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ATTENUATOR,VARIABLE TITLE COMPONENT PN A-2990 MFR ATTENUATOR,VARIABLE
KEY FEATURES
•
INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS: 0.4
•
IMPEDANCE RATING IN OHMS: 50.0 INPUT-OUTPUT
•
MOUNTING FACILITY TYPE AND QUANTITY: 4 THREADED HOLE(S)
•
FREQUENCY RANGE: 8.950 GIGAHERTZ MINIMUM AND 9.470 GIGAHERTZ MAXIMUM
•
BODY STYLE: COAXIAL TYPE
•
MOUNTING FACILITY PATTERN: FOUR POSITION RECTANGULAR
•
ADJUSTMENT DEVICE TYPE AND QUANTITY: 1 SLOTTED SCREW
TECHNICAL CHARACTERISTICS
INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS0.4
IMPEDANCE RATING IN OHMS50.0 INPUT-OUTPUT
MOUNTING FACILITY TYPE AND QUANTITY4 THREADED HOLE(S)
OVERALL HEIGHT1.750 INCHES NOMINAL IN
FREQUENCY RANGE8.950 GIGAHERTZ MINIMUM AND 9.470 GIGAHERTZ MAXIMUM
BODY STYLECOAXIAL TYPE
MOUNTING FACILITY PATTERNFOUR POSITION RECTANGULAR
ADJUSTMENT DEVICE TYPE AND QUANTITY1 SLOTTED SCREW
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH0.844 INCHES NOMINAL IN
OVERALL ATTENUATION RANGE IN DECIBELS+0.0 TO 9.4
OTHER ITEMS IN FSC 5985 — Antennas, Waveguides, and Related Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5985-00-001-1854 5985-00-001-1862 5985-00-001-1869 5985-00-001-1870 5985-00-001-1871 5985-00-001-1874 5985-00-001-1875 5985-00-001-1876
SUBSTITUTES & CROSS-REFERENCES 2
5895433-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2610933-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A-2990?
A-2990 is a ATTENUATOR,VARIABLE.
What parts can replace A-2990?
There are 2 known substitutes for A-2990: 5895433-4, 2610933-4. Substitute compatibility should be verified for your specific system.
What is the NSN for A-2990?
A-2990 is cataloged in the U.S. Government catalog under NSN 5985-01-368-5297. This indicates validated use in U.S. government and defense supply chains.
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