NSN 2940-01-529-7330 · NIIN 015297330 · Part number 2277449
Caterpillar Inc Div Caterpillar Defense · FSC 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft · FSG 29 — Engine Accessories · CAGE 11083
Government record, cited
NSN 2940-01-529-7330 — this item is cataloged by the U.S. Government under National Stock Number 2940-01-529-7330. Manufacturer of record part number: 2277449.
Also searched as2940-01-529-7330 ·
2940015297330 ·
NIIN 015297330 ·
01-529-7330 ·
FSC 2940 Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft · CAGE 11083 · 2277449 · 227-7449 · 227-7449 · 227-7449
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
NSN: 2940-01-529-7330
NIIN: 015297330
FSC: 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: 2277449
Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description
The Filter Element,intake Air Cleane, cataloged under National Stock Number 2940-01-529-7330, is classified within Federal Supply Class 2940 (Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2940-01-529-7330
Primary Part Number
2277449
Item Name
Filter Element,intake Air Cleane
FSC / FSG
2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
Other items in FSC 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2940-00-238-5551
FILTER ELEMENT,INTAKE AIR CLEANE
2940-00-238-5551
FILTER ELEMENT,INTAKE AIR CLEANE
2940-00-238-5551
FILTER ELEMENT,INTAKE AIR CLEANE
2940-00-354-6471
STRAINER OIL
2940-00-356-0884
FILTER ELEMENT,FLUID
2940-00-445-0685
FILTER ELEMENT,INTAKE AIR CLEANE
2940-00-445-0685
FILTER ELEMENT,INTAKE AIR CLEANE
2940-00-445-0685
FILTER ELEMENT,INTAKE AIR CLEANE
Frequently Asked Questions
What is NSN 2940-01-529-7330?
NSN 2940-01-529-7330 is a Filter Element,intake Air Cleane, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
What part numbers are listed for NSN 2940-01-529-7330?
NSN 2940-01-529-7330 has 4 manufacturer part numbers on file: 227-7449 (William Adams Pty Ltd), 227-7449 (Westrac Equipment Pty Ltd), 227-7449 (Hastings Deering (aust) Pty Ltd), 2277449 (Caterpillar Inc Div Caterpillar Defense).
What are the specifications of 2277449?
Key specifications for 2277449: Special Features: AIR INLET AND EXHAUST SYSTEM; 234-1981 AIR CLEANER GROUP; Part Name Assigned by Controlling Agency: FILTER ELEMENT, ASSEMBLY - AIR(SECONDARY); End Item Identification: TRACTOR BACKHOE/LOADER 420D 4X4. 0 specifications are documented in the U.S. Government catalog.
Is NSN 2940-01-529-7330 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.