The Air Cleaner,intake, cataloged under National Stock Number 2940-01-658-1327, 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 Maradyne Corporation. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Air Cleaner,intake |
| FSC / FSG | 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft (FSG 29) |
| Manufacturers | Maradyne Corporation (CAGE 0DBY7); Ineo Defense (CAGE F6371); Ctre Depollution Environnement Moteurs (CAGE FBAU5); Turbo Precleaner (CAGE 6WJ98) |
| Parameter | Value |
|---|---|
| NSN | 2940-01-658-1327 |
| Primary Part Number | CU21-1333000 |
| Item Name | Air Cleaner,intake |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Manufacturer | Maradyne Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| CU21-1333000 PRIMARY | Maradyne Corporation (USA) |
| YM1151A00 | Ineo Defense (FRA) |
| TB3-330-000 | Ctre Depollution Environnement Moteurs (FRA) |
| 21-1333000 | Turbo Precleaner (USA) |
NSN 2940-01-658-1327 is a Air Cleaner,intake, manufactured by Maradyne Corporation, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
NSN 2940-01-658-1327 has 4 manufacturer part numbers on file: CU21-1333000 (Maradyne Corporation), YM1151A00 (Ineo Defense), TB3-330-000 (Ctre Depollution Environnement Moteurs), 21-1333000 (Turbo Precleaner).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.