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Technical Data Sheet
PartsTable / MRO / FA4945
FA4945 ✓ 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: 2.046 INCHES MINIMUM AND 2.078 INCHES MAXIMUM IN, body_height: 1.750 INCHES MAXIMUM IN, body_length: 2.109 INCHES MINIMUM AND 2.141 INCHES MAXIMUM IN, inclosure_type: ENCASED, overall_length: 3.172 INCHES MINIMUM AND 3.204 INCHES MAXIMUM IN, functional_terminal_type_and_quantity: 2 TAB, SOLDER LUG OUTPUT SECOND FUNCTION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-156-7834, 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→ FA4945
NSN: 5915-00-156-7834
FSC: 5915
CAGE: 81831 — FILTRON CO INC DIV OF RFI CORP (USA)
SPECIFICATIONS
body_width2.046 INCHES MINIMUM AND 2.078 INCHES MAXIMUM IN
body_height1.750 INCHES MAXIMUM IN
body_length2.109 INCHES MINIMUM AND 2.141 INCHES MAXIMUM IN
inclosure_typeENCASED
overall_length3.172 INCHES MINIMUM AND 3.204 INCHES MAXIMUM IN
functional_terminal_type_and_quantity2 TAB, SOLDER LUG OUTPUT SECOND FUNCTION
operating_current_rating_per_function_in_amps1.25 BLANK LOCATION NOT OTHERWISE SPECIFIED
operating_voltage_rating_and_type_per_function150.0 VOLTS AC BLANK AND 150.0 VOLTS DC BLANK LOCATION NOT OTHERWISE SPECIFIED
distance_between_centerlines_of_mounting_facilities_parallel_to_body_length2.672 INCHES MINIMUM AND 2.704 INCHES MAXIMUM IN
NSN5915-00-156-7834
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER,RADIO FREQUENCY INTERFERE TITLE COMPONENT PN FA4945 MFR FILTER,RADIO FREQUENCY
KEY FEATURES
•
FUNCTIONAL TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG INPUT FIRST FUNCTION
•
BODY HEIGHT: 1.750 INCHES MAXIMUM IN
•
OPERATING VOLTAGE RATING AND TYPE PER FUNCTION: 150.0 VOLTS AC BLANK AND 150.0 VOLTS DC BLANK LOCATION NOT OTHERWISE SPECIFIED
•
BODY LENGTH: 2.109 INCHES MINIMUM AND 2.141 INCHES MAXIMUM IN
•
OPERATING CURRENT RATING PER FUNCTION IN AMPS: 1.25 BLANK LOCATION NOT OTHERWISE SPECIFIED
•
BODY WIDTH: 2.046 INCHES MINIMUM AND 2.078 INCHES MAXIMUM IN
•
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH: 2.672 INCHES MINIMUM AND 2.704 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
FUNCTIONAL TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG INPUT FIRST FUNCTION
BODY HEIGHT1.750 INCHES MAXIMUM IN
OPERATING VOLTAGE RATING AND TYPE PER FUNCTION150.0 VOLTS AC BLANK AND 150.0 VOLTS DC BLANK LOCATION NOT OTHERWISE SPECIFIED
BODY LENGTH2.109 INCHES MINIMUM AND 2.141 INCHES MAXIMUM IN
OPERATING CURRENT RATING PER FUNCTION IN AMPS1.25 BLANK LOCATION NOT OTHERWISE SPECIFIED
BODY WIDTH2.046 INCHES MINIMUM AND 2.078 INCHES MAXIMUM IN
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH2.672 INCHES MINIMUM AND 2.704 INCHES MAXIMUM IN
FUNCTIONAL TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG OUTPUT SECOND FUNCTION
INCLOSURE TYPEENCASED
OVERALL LENGTH3.172 INCHES MINIMUM AND 3.204 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
5360Interchangeable
interchangeable cross-reference
interchangeable
MILB18TYPEBA31Interchangeable
interchangeable cross-reference
interchangeable
6714Interchangeable
interchangeable cross-reference
interchangeable
1888558-2Interchangeable
interchangeable cross-reference
interchangeable
51-2350Interchangeable
interchangeable cross-reference
interchangeable
6166Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FA4945?
FA4945 is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).
What parts can replace FA4945?
There are 20 known substitutes for FA4945: 5360, MILB18TYPEBA31, 6714 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FA4945?
FA4945 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-156-7834. 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