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G300190S2 — ISOLATOR,RADIO FREQUENCY REFLECT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

G300190S2: ISOLATOR,RADIO FREQUENCY REFLECT.

ISOLATOR,RADIO FREQUENCY REFLECT. Key specifications include width: 1.500 INCHES NOMINAL IN, length: 3.000 INCHES NOMINAL IN, flange_type: COVER, document_type: MILITARY SPECIFICATION, overall_length: 4.750 INCHES NOMINAL IN, overall_diameter: 5.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-111-4539, 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
G300190S2
NSN: 5985-00-111-4539
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 24930 — L3HARRIS TECHNOLOGIES, INC DIV SPACE & AIRBORNE SYSTEMS (USA)
SPECIFICATIONS
width1.500 INCHES NOMINAL IN
length3.000 INCHES NOMINAL IN
flange_typeCOVER
document_typeMILITARY SPECIFICATION
overall_length4.750 INCHES NOMINAL IN
flange_quantity2
overall_diameter5.250 INCHES NOMINAL IN
frequency_range_rating+2.887 TO 2.893 GIGAHERTZ
document_identificationMIL-F-3922
identification_designatorTYPE UG-53/U
flange_connecting_hole_thread_size1/4-20
flange_connection_facility_quantity6
NSN5985-00-111-4539
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ISOLATOR,RADIO FREQUENCY REFLECT TITLE COMPONENT PN G300190S2 MFR ISOLATOR,RADIO FREQUEN
KEY FEATURES
•
DOCUMENT TYPE: MILITARY SPECIFICATION
•
LENGTH: 3.000 INCHES NOMINAL IN
•
FLANGE QUANTITY: 2
•
OVERALL DIAMETER: 5.250 INCHES NOMINAL IN
•
FLANGE TYPE: COVER
•
IDENTIFICATION DESIGNATOR: TYPE UG-53/U
•
FREQUENCY RANGE RATING: +2.887 TO 2.893 GIGAHERTZ
TECHNICAL CHARACTERISTICS
DOCUMENT TYPEMILITARY SPECIFICATION
LENGTH3.000 INCHES NOMINAL IN
FLANGE QUANTITY2
OVERALL DIAMETER5.250 INCHES NOMINAL IN
FLANGE TYPECOVER
OVERALL LENGTH4.750 INCHES NOMINAL IN
IDENTIFICATION DESIGNATORTYPE UG-53/U
FREQUENCY RANGE RATING+2.887 TO 2.893 GIGAHERTZ
DOCUMENT IDENTIFICATIONMIL-F-3922
FLANGE CONNECTION FACILITY QUANTITY6
SUBSTITUTES & CROSS-REFERENCES 2
MA8P17Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
300190-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is G300190S2?
G300190S2 is a ISOLATOR,RADIO FREQUENCY REFLECT.
What parts can replace G300190S2?
There are 2 known substitutes for G300190S2: MA8P17, 300190-2. Substitute compatibility should be verified for your specific system.
What is the NSN for G300190S2?
G300190S2 is cataloged in the U.S. Government catalog under NSN 5985-00-111-4539. 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.