NSN 2940-01-133-0322 · NIIN 011330322 · Part number BLK41
Dunham-Bush, Inc. Dba Dunham-Bush Inc Commercial & Industrial · FSC 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft · FSG 29 — Engine Accessories · CAGE 24999
Government record, cited
NSN 2940-01-133-0322 — this item is cataloged by the U.S. Government under National Stock Number 2940-01-133-0322. Manufacturer of record part number: BLK41.
Also searched as2940-01-133-0322 ·
2940011330322 ·
NIIN 011330322 ·
01-133-0322 ·
FSC 2940 Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft · CAGE 24999 · BLK41
Nearby stock numbers← 2940-01-133-0321 Filter
·
2940-01-133-2772 Element →
Features
Filter Block — FSC 2940
1 manufacturer part number on file
Manufacturer of record: Dunham-Bush, Inc. Dba Dunham-Bush Inc Commercial & Industrial
Identification
NSN: 2940-01-133-0322
NIIN: 011330322
FSC: 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: BLK41
Manufacturer: Dunham-Bush, Inc. Dba Dunham-Bush Inc Commercial & Industrial
General Description
The Filter Block, cataloged under National Stock Number 2940-01-133-0322, 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 Dunham-Bush, Inc. Dba Dunham-Bush Inc Commercial & Industrial. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Filter Block
FSC / FSG
2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft (FSG 29)
Manufacturers
Dunham-Bush, Inc. Dba Dunham-Bush Inc Commercial & Industrial (CAGE 24999)
Technical Specifications
Parameter
Value
NSN
2940-01-133-0322
Primary Part Number
BLK41
Item Name
Filter Block
FSC / FSG
2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
Manufacturer
Dunham-Bush, Inc. Dba Dunham-Bush Inc Commercial & Industrial
Dunham-Bush, Inc. Dba Dunham-Bush Inc Commercial & Industrial (USA)
No interchangeability data on file.
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 2940-01-133-0322?
NSN 2940-01-133-0322 is a Filter Block, manufactured by Dunham-Bush, Inc. Dba Dunham-Bush Inc Commercial & Industrial, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
What part numbers are listed for NSN 2940-01-133-0322?
NSN 2940-01-133-0322 has 1 manufacturer part number on file: BLK41 (Dunham-Bush, Inc. Dba Dunham-Bush Inc Commercial & Industrial).
Is NSN 2940-01-133-0322 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.