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Technical Data Sheet
PartsTable / MRO / A4111
A4111 ✓ 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 width: 0.750 INCHES NOMINAL IN, length: 1.750 INCHES NOMINAL IN, material: COPPER ALLOY OVERALL, thickness: 0.375 INCHES NOMINAL IN, body_style: RECTANGULAR, body_width: 5.060 INCHES MAXIMUM 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 5977-00-295-8889, 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→ A4111
NSN: 5977-00-295-8889
FSC: 5977
CAGE: 17472 — EATON AEROSPACE LLC DBA EATON INOAC DIV FUEL & MOTION CONTROL SYSTEMS DIVISION (USA)
SPECIFICATIONS
width0.750 INCHES NOMINAL IN
length1.750 INCHES NOMINAL IN
materialCOPPER ALLOY OVERALL
thickness0.375 INCHES NOMINAL IN
body_styleRECTANGULAR
body_width5.060 INCHES MAXIMUM IN
body_height2.310 INCHES MAXIMUM IN
body_length7.000 INCHES NOMINAL IN
body_materialMETAL
inclosure_typeENCASED
overall_length8.650 INCHES NOMINAL IN
connection_typeUNTHREADED INTERNAL TUBE ALL ENDS
NSN5977-00-295-8889
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER,RADIO FREQUENCY INTERFERE TITLE COMPONENT PN A4111 MFR FILTER,RADIO FREQUENCY
KEY FEATURES
•
MATERIAL DOCUMENT AND CLASSIFICATION: STACKPOLE CARBON CO,GRADE 43D MFR REF SINGLE MATERIAL RESPONSE
•
MATERIAL: ELECTROGRAPHITIC
•
BODY STYLE: RECTANGULAR
•
SHUNT INSULATION PROVISION AND QUANTITY: 1 UNINSULATED
•
THICKNESS: 0.375 INCHES NOMINAL IN
•
BRUSH SHUNT LENGTH: 2.000 INCHES NOMINAL SINGLE SHUNT IN
•
STYLE DESIGNATOR: ONE PIECE
•
WIDTH: 0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONSTACKPOLE CARBON CO,GRADE 43D MFR REF SINGLE MATERIAL RESPONSE
MATERIALELECTROGRAPHITIC
BODY STYLERECTANGULAR
SHUNT INSULATION PROVISION AND QUANTITY1 UNINSULATED
THICKNESS0.375 INCHES NOMINAL IN
BRUSH SHUNT LENGTH2.000 INCHES NOMINAL SINGLE SHUNT IN
STYLE DESIGNATORONE PIECE
WIDTH0.750 INCHES NOMINAL IN
LENGTH1.750 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY1 FLAG W/HOLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
601Interchangeable
interchangeable cross-reference
interchangeable
601 3/4Interchangeable
interchangeable cross-reference
interchangeable
W-1905Interchangeable
interchangeable cross-reference
interchangeable
A-4111Interchangeable
interchangeable cross-reference
interchangeable
5542462-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A4111?
A4111 is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).
What parts can replace A4111?
There are 5 known substitutes for A4111: 601, 601 3/4, W-1905 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A4111?
A4111 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5977-00-295-8889. 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