PartsTable
Technical Data Sheet
PartsTable / MRO / FA11-664
FA11-664 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include body_width: 8.000 INCHES NOMINAL IN, body_material: METAL, inclosure_type: HERMETICALLY SEALED, overall_height: 3.375 INCHES NOMINAL IN, overall_length: 20.000 INCHES NOMINAL IN, style_designator: RECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-254-1225, 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
MRO→ MRO_GENERAL→ FA11-664
NSN: 5915-00-254-1225
FSC: 5915
CAGE: 81831 — FILTRON CO INC DIV OF RFI CORP (USA)
SPECIFICATIONS
body_width8.000 INCHES NOMINAL IN
body_materialMETAL
inclosure_typeHERMETICALLY SEALED
overall_height3.375 INCHES NOMINAL IN
overall_length20.000 INCHES NOMINAL IN
style_designatorRECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES
operating_temp_range-55.0 TO 85.0 CELSIUS DEGC
load_impedance_per_function50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
unthreaded_mounting_hole_diameter0.280 INCHES NOMINAL IN
mounting_facility_type_and_quantity20 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
source_impedance_rating_per_function50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
functional_terminal_type_and_quantity1 CONNECTOR, RECEPTACLE INPUT FIRST FUNCTION
NSN5915-00-254-1225
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER,RADIO FREQUENCY INTERFERE TITLE COMPONENT PN FA11-664 MFR FILTER,RADIO FREQUENCY
KEY FEATURES
•
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH: 19.000 INCHES NOMINAL IN
•
FUNCTIONAL TERMINAL TYPE AND QUANTITY: 1 CONNECTOR, RECEPTACLE OUTPUT SECOND FUNCTION
•
POWER LINE FREQUENCY RATING PER FUNCTION IN HERTZ: 60.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
•
OPERATING CURRENT RATING PER FUNCTION IN AMPS: 10.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
•
OPERATING VOLTAGE RATING AND TYPE PER FUNCTION: 115.0 VOLTS AC BLANK LOCATION NOT OTHERWISE SPECIFIED
•
LOAD IMPEDANCE PER FUNCTION: 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
•
STYLE DESIGNATOR: RECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES
TECHNICAL CHARACTERISTICS (FLIS)
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH19.000 INCHES NOMINAL IN
FUNCTIONAL TERMINAL TYPE AND QUANTITY1 CONNECTOR, RECEPTACLE OUTPUT SECOND FUNCTION
POWER LINE FREQUENCY RATING PER FUNCTION IN HERTZ60.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
OPERATING CURRENT RATING PER FUNCTION IN AMPS10.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
OPERATING VOLTAGE RATING AND TYPE PER FUNCTION115.0 VOLTS AC BLANK LOCATION NOT OTHERWISE SPECIFIED
FUNCTIONAL TERMINAL TYPE AND QUANTITY1 CONNECTOR, RECEPTACLE INPUT FIRST FUNCTION
LOAD IMPEDANCE PER FUNCTION50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
STYLE DESIGNATORRECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES
SOURCE IMPEDANCE RATING PER FUNCTION50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
MOUNTING FACILITY TYPE AND QUANTITY20 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
R21926Interchangeable
interchangeable cross-reference
interchangeable
21926Interchangeable
interchangeable cross-reference
interchangeable
15BAInterchangeable
interchangeable cross-reference
interchangeable
386645Interchangeable
interchangeable cross-reference
interchangeable
7406388Interchangeable
interchangeable cross-reference
interchangeable
7417724Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FA11-664?
FA11-664 is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).
What parts can replace FA11-664?
There are 11 known substitutes for FA11-664: R21926, 21926, 15BA and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FA11-664?
FA11-664 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-254-1225. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026