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538-93818 — ATTENUATOR,VARIABLE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

538-93818: ATTENUATOR,VARIABLE.

The ATTENUATOR,VARIABLE is a the manufacturer industrial component. Key specifications include power_rating: 105.0 WATTS AVERAGE, overall_width: 1.156 INCHES NOMINAL IN, overall_height: 2.000 INCHES NOMINAL IN, overall_length: 6.203 INCHES NOMINAL IN, frequency_range: 1.630 GIGAHERTZ MINIMUM AND 1.730 GIGAHERTZ MAXIMUM, special_features: TERMINAL MTD W/MTG HOLES. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-244-0841, 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
538-93818
NSN: 5985-00-244-0841
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 81751 — COLUMBUS ELECTRONICS CORP (USA)
SPECIFICATIONS
power_rating105.0 WATTS AVERAGE
overall_width1.156 INCHES NOMINAL IN
overall_height2.000 INCHES NOMINAL IN
overall_length6.203 INCHES NOMINAL IN
frequency_range1.630 GIGAHERTZ MINIMUM AND 1.730 GIGAHERTZ MAXIMUM
special_featuresTERMINAL MTD W/MTG HOLES
application_designWAVEGUIDE
attenuation_variation_methodCONTINUOUS
unthreaded_mounting_hole_diameter0.150 INCHES NOMINAL IN
overall_attenuation_range_in_decibels+20.0 TO 107.0
overall_attenuation_accuracy_in_decibels-1.07 TO 1.07
NSN5985-00-244-0841
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ATTENUATOR,VARIABLE TITLE COMPONENT PN 538-93818 MFR ATTENUATOR,VARIABLE
KEY FEATURES
•
FREQUENCY RANGE: 1.630 GIGAHERTZ MINIMUM AND 1.730 GIGAHERTZ MAXIMUM
•
OVERALL ATTENUATION RANGE IN DECIBELS: +20.0 TO 107.0
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.150 INCHES NOMINAL IN
•
OVERALL ATTENUATION ACCURACY IN DECIBELS: -1.07 TO 1.07
•
ATTENUATION VARIATION METHOD: CONTINUOUS
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.000 INCHES NOMINAL IN
FREQUENCY RANGE1.630 GIGAHERTZ MINIMUM AND 1.730 GIGAHERTZ MAXIMUM
OVERALL ATTENUATION RANGE IN DECIBELS+20.0 TO 107.0
UNTHREADED MOUNTING HOLE DIAMETER0.150 INCHES NOMINAL IN
OVERALL ATTENUATION ACCURACY IN DECIBELS-1.07 TO 1.07
OVERALL LENGTH6.203 INCHES NOMINAL IN
ATTENUATION VARIATION METHODCONTINUOUS
OVERALL WIDTH1.156 INCHES NOMINAL IN
SPECIAL FEATURESTERMINAL MTD W/MTG HOLES
APPLICATION DESIGNWAVEGUIDE
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 1
G300792Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 538-93818?
538-93818 is a ATTENUATOR,VARIABLE.
What parts can replace 538-93818?
There is 1 known substitute for 538-93818: G300792. Substitute compatibility should be verified for your specific system.
What is the NSN for 538-93818?
538-93818 is cataloged in the U.S. Government catalog under NSN 5985-00-244-0841. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.