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Technical Data Sheet
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A3189 — Technical Data Sheet

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— · 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 relay: NOT INCLUDED, material: STEEL, body_width: 1.000 INCHES NOMINAL IN, body_height: 3.250 INCHES NOMINAL IN, body_length: 2.000 INCHES NOMINAL IN, body_material: METAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2520-00-499-1214, 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→ A3189
NSN: 2520-00-499-1214
FSC: 2520
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
relayNOT INCLUDED
materialSTEEL
body_width1.000 INCHES NOMINAL IN
body_height3.250 INCHES NOMINAL IN
body_length2.000 INCHES NOMINAL IN
body_materialMETAL
inclosure_typeHERMETICALLY SEALED
overall_length3.380 INCHES NOMINAL IN
mounting_methodTHREAD
actuation_methodBUOYANCY
overall_diameter2.150 INCHES MAXIMUM IN
style_designatorRECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES
NSN2520-00-499-1214
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER,RADIO FREQUENCY INTERFERE TITLE COMPONENT PN A3189 MFR FILTER,RADIO FREQUENCY
KEY FEATURES
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
1000Interchangeable
interchangeable cross-reference
interchangeable
A-3189Interchangeable
interchangeable cross-reference
interchangeable
2353036-2Interchangeable
interchangeable cross-reference
interchangeable
5190385Interchangeable
interchangeable cross-reference
interchangeable
3020PL0961981Interchangeable
interchangeable cross-reference
interchangeable
14399PCA3189Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A3189?
A3189 is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).
What parts can replace A3189?
There are 13 known substitutes for A3189: 1000, A-3189, 2353036-2 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A3189?
A3189 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2520-00-499-1214. 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: August 2026