NSN 2940-00-409-6543 · NIIN 004096543 · Part number 7S4220
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 2940-00-409-6543 — this item is cataloged by the U.S. Government under National Stock Number 2940-00-409-6543. Manufacturer of record part number: 7S4220.
Also searched as2940-00-409-6543 ·
2940004096543 ·
NIIN 004096543 ·
00-409-6543 ·
FSC 2940 Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft · CAGE 11083 · 7S4220
General Characteristics Item Description: ALUMINUM,5.380 IN DIA OF BASE,FLANGE MTD,FOUR 0.406 IN.DIA HOLES,1.906IN.BY 4.500 IN.MTG CENTERS IN
1 manufacturer part number on file
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
NSN: 2940-00-409-6543
NIIN: 004096543
FSC: 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: 7S4220
Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description
The Base,oil Filter, cataloged under National Stock Number 2940-00-409-6543, 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. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2940-00-409-6543
Primary Part Number
7S4220
Item Name
Base,oil Filter
FSC / FSG
2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
Manufacturer
Caterpillar Inc Div Caterpillar Defense
Status
ACTIVE
General Characteristics Item Description
ALUMINUM,5.380 IN DIA OF BASE,FLANGE MTD,FOUR 0.406 IN.DIA HOLES,1.906IN.BY 4.500 IN.MTG CENTERS IN
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.
2940-00-001-1259
2940-00-001-1259 · Item name not on file
2940-00-001-3513
FILTER ELEMENT,INTAKE AIR CLEANE
2940-00-001-3513
FILTER ELEMENT,INTAKE AIR CLEANE
2940-00-001-3513
FILTER ELEMENT,INTAKE AIR CLEANE
2940-00-001-3513
FILTER ELEMENT,INTAKE AIR CLEANE
2940-00-001-3513
FILTER ELEMENT,INTAKE AIR CLEANE
2940-00-001-3988
2940-00-001-3988 · Item name not on file
2940-00-001-3991
2940-00-001-3991 · Item name not on file
Frequently Asked Questions
What is NSN 2940-00-409-6543?
NSN 2940-00-409-6543 is a Base,oil Filter, 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 2940-00-409-6543?
NSN 2940-00-409-6543 has 1 manufacturer part number on file: 7S4220 (Caterpillar Inc Div Caterpillar Defense).
What are the specifications of 7S4220?
Key specifications for 7S4220: General Characteristics Item Description: ALUMINUM,5.380 IN DIA OF BASE,FLANGE MTD,FOUR 0.406 IN.DIA HOLES,1.906IN.BY 4.500 IN.MTG CENTERS IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 2940-00-409-6543 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.