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4609-4 — FILTER ELEMENT,INTAKE AIR CLEANE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4609-4: FILTER ELEMENT,INTAKE AIR CLEANE.

FILTER ELEMENT,INTAKE AIR CLEANE. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.840 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNF, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 2940-00-432-1988, 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
4609-4
NSN: 2940-00-432-1988
NIINs: 004321988, 006790565, 011229599, 016271090
FSC: 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
CAGE: 79396 — WIX CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.840 INCHES NOMINAL IN
thread_class2B
thread_seriesUNF
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_across_flats0.940 INCHES NOMINAL IN
nominal_thread_size0.625 INCHES IN
bearing_surface_typeCHAMFERED
end_item_identificationA/S32P-25 FIRE FIGHTING VEHICLE
thread_quantity_per_inch18
NSN2940-00-432-1988
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER ELEMENT,INTAKE AIR CLEANE TITLE COMPONENT PN 4609-4 MFR FILTER ELEMENT,INTAKE
KEY FEATURES
•
FILTERING MEDIA DESIGN: PLEATED SINGLE FILTERING MEDIA RESPONSE
•
BODY DIAMETER: 8.063 INCHES NOMINAL IN
•
BODY OVERALL LENGTH: 2.125 INCHES NOMINAL IN
•
DESIGN TYPE: NONREUSABLE
•
STYLE DESIGNATOR: CYLINDRICAL W/CLOSED ENDS
•
BODY INSIDE DIAMETER: 6.563 INCHES NOMINAL IN
•
MATERIAL: METAL CONTAINER/CARTRIDGE
TECHNICAL CHARACTERISTICS
FILTERING MEDIA DESIGNPLEATED SINGLE FILTERING MEDIA RESPONSE
BODY DIAMETER8.063 INCHES NOMINAL IN
BODY OVERALL LENGTH2.125 INCHES NOMINAL IN
DESIGN TYPENONREUSABLE
STYLE DESIGNATORCYLINDRICAL W/CLOSED ENDS
BODY INSIDE DIAMETER6.563 INCHES NOMINAL IN
SPECIAL FEATURESEND ITEM WIX CORP COMPRESSOR MODEL NO. 4R AND MODEL NO. 40GX
MATERIALMETAL CONTAINER/CARTRIDGE
MATERIALPAPER FILTERING MEDIUM
SUBSTITUTES & CROSS-REFERENCES 8
PM-140Reference document
Same NSN cross-reference
Reference document — Secondary reference
140-2522Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
SA-142Reference document
Same NSN cross-reference
Reference document — Secondary reference
140-1228Reference document
Same NSN cross-reference
Reference document — Secondary reference
140-1228-01Reference document
Same NSN cross-reference
Reference document — Secondary reference
CA140PLReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4609-4?
4609-4 is a FILTER ELEMENT,INTAKE AIR CLEANE.
What parts can replace 4609-4?
There are 8 known substitutes for 4609-4: PM-140, 140-2522, SA-142 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4609-4?
4609-4 is cataloged in the U.S. Government catalog under NSN 2940-00-432-1988. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.