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PartsTable / COMPONENT / AF409
AF409 ✓ 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

FILTER ELEMENT,INTAKE AIR CLEANE. Key specifications include material: ALUMINUM ALLOY 6061, bore_shape: STRAIGHT, drive_type: ANY ACCEPTABLE, temp_rating: 50.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF, thread_size: 2.700-32, thread_class: 2A A. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2940-00-904-8880, 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
AF409
NSN: 2940-00-904-8880
FSC: 2940
CAGE: 72530 — DELUXE PRODUCTS DIV WALKER MFG CO (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
bore_shapeSTRAIGHT
drive_typeANY ACCEPTABLE
temp_rating50.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF
thread_size2.700-32
thread_class2A A
bore_diameter2.310 INCHES NOMINAL IN
overall_width2.620 INCHES NOMINAL IN
physical_formPASTE
terminal_typeCONNECTOR, RECEPTACLE
beveled_threadNOT INCLUDED
overall_height2.620 INCHES NOMINAL IN
NSN2940-00-904-8880
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER ELEMENT,INTAKE AIR CLEANE TITLE COMPONENT PN AF409 MFR FILTER ELEMENT,INTAKE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
PER40Interchangeable
interchangeable cross-reference
interchangeable
5578052Interchangeable
interchangeable cross-reference
interchangeable
35-866340Q03Interchangeable
interchangeable cross-reference
interchangeable
SA-68-1Interchangeable
interchangeable cross-reference
interchangeable
3-0SA68-166Interchangeable
interchangeable cross-reference
interchangeable
638C1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AF409?
AF409 is a FILTER ELEMENT,INTAKE AIR CLEANE.
What parts can replace AF409?
There are 27 known substitutes for AF409: PER40, 5578052, 35-866340Q03 and 24 more. Substitute compatibility should be verified for your specific system.
Is AF409 still available?
AF409 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026