NSN 2940-01-663-7278 · NIIN 016637278 · Part number PA1911
Baldwin Filters · FSC 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft · FSG 29 — Engine Accessories · CAGE 12658
Government record, cited
NSN 2940-01-663-7278 — this item is cataloged by the U.S. Government under National Stock Number 2940-01-663-7278. Manufacturer of record part number: PA1911.
Also searched as2940-01-663-7278 ·
2940016637278 ·
NIIN 016637278 ·
01-663-7278 ·
FSC 2940 Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft · CAGE 12658 · PA1911
Nearby stock numbers← 2940-01-663-5907 Filter Element, Intake Air Cleane
·
2940-01-663-7402 Air Cleaner, Intake →
Features
Filter Element,intake Air Cleane — FSC 2940
Body Diameter: 4.59 INCHES NOMINAL IN
Spool Length: 13.0 INCHES NOMINAL IN
Body Inside Diameter: 0.625 INCHES NOMINAL IN
Mounting Flange Diameter: 5.75 INCHES NOMINAL IN
1 manufacturer part number on file
Manufacturer of record: Baldwin Filters
Identification
NSN: 2940-01-663-7278
NIIN: 016637278
FSC: 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: PA1911
Manufacturer: Baldwin Filters
General Description
The Filter Element,intake Air Cleane, cataloged under National Stock Number 2940-01-663-7278, 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 Baldwin Filters. Government technical data includes 4 specifications, 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
2940-01-663-7278
Primary Part Number
PA1911
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 2940-01-663-7278?
NSN 2940-01-663-7278 is a Filter Element,intake Air Cleane, manufactured by Baldwin Filters, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
What part numbers are listed for NSN 2940-01-663-7278?
NSN 2940-01-663-7278 has 1 manufacturer part number on file: PA1911 (Baldwin Filters).
What are the specifications of PA1911?
Key specifications for PA1911: Body Diameter: 4.59 INCHES NOMINAL IN; Spool Length: 13.0 INCHES NOMINAL IN; Body Inside Diameter: 0.625 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: FILTER ELEMENT,INTAKE AIR CLEANER. 4 specifications are documented in the U.S. Government catalog.
Is NSN 2940-01-663-7278 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.