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P18-1129 — FILTER ELEMENT,INTAKE AIR CLEANE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

P18-1129: FILTER ELEMENT,INTAKE AIR CLEANE.

FILTER ELEMENT,INTAKE AIR CLEANE. Key specifications include material: PAPER FILTERING MEDIUM, design_type: LIMITED, body_diameter: 6.860 INCHES NOMINAL IN, style_designator: CYLINDRICAL W/CLOSED ENDS, body_overall_length: 12.281 INCHES NOMINAL IN, body_inside_diameter: 4.202 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 2940-01-203-8606, 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
P18-1129
NSN: 2940-01-203-8606
FSC: 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
CAGE: 18265 — DONALDSON COMPANY, INC. (USA)
SPECIFICATIONS
materialPAPER FILTERING MEDIUM
design_typeLIMITED
body_diameter6.860 INCHES NOMINAL IN
style_designatorCYLINDRICAL W/CLOSED ENDS
body_overall_length12.281 INCHES NOMINAL IN
body_inside_diameter4.202 INCHES NOMINAL IN
filtering_media_designPLEATED SINGLE FILTERING MEDIA RESPONSE
end_item_identificationMEDIUM FULL-TRACKED TRACTOR (D7G)
NSN2940-01-203-8606
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER ELEMENT,INTAKE AIR CLEANE TITLE COMPONENT PN P18-1129 MFR FILTER ELEMENT,INTAKE
KEY FEATURES
•
FILTERING MEDIA DESIGN: PLEATED SINGLE FILTERING MEDIA RESPONSE
•
BODY DIAMETER: 6.860 INCHES NOMINAL IN
•
BODY OVERALL LENGTH: 12.281 INCHES NOMINAL IN
•
DESIGN TYPE: LIMITED
•
STYLE DESIGNATOR: CYLINDRICAL W/CLOSED ENDS
•
BODY INSIDE DIAMETER: 4.202 INCHES NOMINAL IN
•
MATERIAL: PAPER FILTERING MEDIUM
TECHNICAL CHARACTERISTICS
FILTERING MEDIA DESIGNPLEATED SINGLE FILTERING MEDIA RESPONSE
BODY DIAMETER6.860 INCHES NOMINAL IN
BODY OVERALL LENGTH12.281 INCHES NOMINAL IN
DESIGN TYPELIMITED
STYLE DESIGNATORCYLINDRICAL W/CLOSED ENDS
BODY INSIDE DIAMETER4.202 INCHES NOMINAL IN
END ITEM IDENTIFICATIONMEDIUM FULL-TRACKED TRACTOR (D7G)
MATERIALPAPER FILTERING MEDIUM
SUBSTITUTES & CROSS-REFERENCES 5
6501Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A881CReference document
Same NSN cross-reference
Reference document — Secondary reference
46501Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
6P6664Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
IPDP6664Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is P18-1129?
P18-1129 is a FILTER ELEMENT,INTAKE AIR CLEANE.
What parts can replace P18-1129?
There are 5 known substitutes for P18-1129: 6501, A881C, 46501 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for P18-1129?
P18-1129 is cataloged in the U.S. Government catalog under NSN 2940-01-203-8606. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
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.