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AF604 ✓ Verified by PartsTable
Pyramidea · 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: PAPER FILTERING MEDIUM, design_type: NONREUSABLE, body_diameter: 10.625 INCHES NOMINAL IN, style_designator: CYLINDRICAL W/CLOSED ENDS, body_overall_length: 2.687 INCHES NOMINAL IN, body_inside_diameter: 7.937 INCHES NOMINAL 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 2940-01-133-3816, 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
AF604
NSN: 2940-01-133-3816
FSC: 2940
CAGE: 50284 — CHAMPION LABORATORIES, INC. (USA)
SPECIFICATIONS
materialPAPER FILTERING MEDIUM
design_typeNONREUSABLE
body_diameter10.625 INCHES NOMINAL IN
style_designatorCYLINDRICAL W/CLOSED ENDS
body_overall_length2.687 INCHES NOMINAL IN
body_inside_diameter7.937 INCHES NOMINAL IN
filtering_media_designPLEATED SINGLE FILTERING MEDIA RESPONSE
NSN2940-01-133-3816
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Pyramidea FILTER ELEMENT,INTAKE AIR CLEANE TITLE COMPONENT PN AF604 MFR Pyramidea FILTER ELEMENT,INTAKE
KEY FEATURES
•
STYLE DESIGNATOR: CYLINDRICAL W/CLOSED ENDS
•
BODY OVERALL LENGTH: 2.687 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 7.937 INCHES NOMINAL IN
•
DESIGN TYPE: NONREUSABLE
•
BODY DIAMETER: 10.625 INCHES NOMINAL IN
•
MATERIAL: PAPER FILTERING MEDIUM
•
FILTERING MEDIA DESIGN: PLEATED SINGLE FILTERING MEDIA RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORCYLINDRICAL W/CLOSED ENDS
BODY OVERALL LENGTH2.687 INCHES NOMINAL IN
BODY INSIDE DIAMETER7.937 INCHES NOMINAL IN
DESIGN TYPENONREUSABLE
BODY DIAMETER10.625 INCHES NOMINAL IN
MATERIALPAPER FILTERING MEDIUM
FILTERING MEDIA DESIGNPLEATED SINGLE FILTERING MEDIA RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
1804249-3Interchangeable
interchangeable cross-reference
interchangeable
L577Interchangeable
interchangeable cross-reference
interchangeable
4604-2Interchangeable
interchangeable cross-reference
interchangeable
04474Interchangeable
interchangeable cross-reference
interchangeable
A357CInterchangeable
interchangeable cross-reference
interchangeable
AFP90Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AF604?
AF604 is a FILTER ELEMENT,INTAKE AIR CLEANE manufactured by Pyramidea.
What parts can replace AF604?
There are 13 known substitutes for AF604: 1804249-3, L577, 4604-2 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AF604?
AF604 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2940-01-133-3816. 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