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Technical Data Sheet
PartsTable / COMPONENT / 20-811543-1
20-811543-1 ✓ 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

ISOLATOR,RADIO FREQUENCY REFLECT. Key specifications include width: 0.505 INCHES NOMINAL IN, length: 1.005 INCHES NOMINAL IN, flange_type: COVER, document_type: MILITARY SPECIFICATION, overall_width: 1.625 INCHES NOMINAL IN, overall_length: 2.218 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-042-1388, 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
20-811543-1
NSN: 5985-01-042-1388
FSC: 5985
CAGE: 07397 — GENERAL DYNAMICS ADVANCED INFORMATION SYSTEMS INC. DBA GENERAL DYNAMICS ADVANCED INFORMATION SYSTEMS (USA)
SPECIFICATIONS
width0.505 INCHES NOMINAL IN
length1.005 INCHES NOMINAL IN
flange_typeCOVER
document_typeMILITARY SPECIFICATION
overall_width1.625 INCHES NOMINAL IN
overall_length2.218 INCHES NOMINAL IN
flange_quantity1
trade_designationCONNECTOR RECEPTACLE
connector_quantity1
controlling_agencySYLVANIA ELECTRONICS
identifying_numberSMA TYPE NO.
frequency_range_rating+8.2 TO 12.4 GIGAHERTZ
NSN5985-01-042-1388
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ISOLATOR,RADIO FREQUENCY REFLECT TITLE COMPONENT PN 20-811543-1 MFR ISOLATOR,RADIO FREQUEN
KEY FEATURES
•
FLANGE TYPE: COVER
•
FLANGE QUANTITY: 1
•
CONNECTOR QUANTITY: 1
•
DOCUMENT TYPE: MILITARY SPECIFICATION
•
IDENTIFYING NUMBER: SMA TYPE NO.
•
CONTROLLING AGENCY: SYLVANIA ELECTRONICS
•
WIDTH: 0.505 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FLANGE TYPECOVER
FLANGE QUANTITY1
CONNECTOR QUANTITY1
DOCUMENT TYPEMILITARY SPECIFICATION
IDENTIFYING NUMBERSMA TYPE NO.
CONTROLLING AGENCYSYLVANIA ELECTRONICS
OVERALL LENGTH2.218 INCHES NOMINAL IN
WIDTH0.505 INCHES NOMINAL IN
DOCUMENT IDENTIFICATIONMIL-F-3922/53-001
TRADE DESIGNATIONCONNECTOR RECEPTACLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
2132762-1Interchangeable
interchangeable cross-reference
interchangeable
CI1032Interchangeable
interchangeable cross-reference
interchangeable
CI1032-1Interchangeable
interchangeable cross-reference
interchangeable
55326DMQBInterchangeable
interchangeable cross-reference
interchangeable
A584A095-101Interchangeable
interchangeable cross-reference
interchangeable
SG55326J/883CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20-811543-1?
20-811543-1 is a ISOLATOR,RADIO FREQUENCY REFLECT.
What parts can replace 20-811543-1?
There are 8 known substitutes for 20-811543-1: 2132762-1, CI1032, CI1032-1 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20-811543-1?
20-811543-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-042-1388. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026