The Air Filter,quadrafo, cataloged under National Stock Number 2940-01-605-5966, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Air Filter,quadrafo |
| FSC / FSG | 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft (FSG 29) |
| Manufacturers | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (CAGE 26916) |
| Parameter | Value |
|---|---|
| NSN | 2940-01-605-5966 |
| Primary Part Number | 152-001866-0001 |
| Item Name | Air Filter,quadrafo |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 152-001866-0001 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| Reference | Meaning |
|---|---|
| NG-060124-1 | 5/9 Secondary reference Universal Air Filter Co |
| 152-001866 | D/9 Drawing number reference only Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
NSN 2940-01-605-5966 is a Air Filter,quadrafo, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
NSN 2940-01-605-5966 has 1 manufacturer part number on file: 152-001866-0001 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
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.