The Filter Assy,air, cataloged under National Stock Number 2940-00-531-6441, 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 Wintec Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Filter Assy,air |
| FSC / FSG | 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft (FSG 29) |
| Manufacturers | Wintec Llc (CAGE 05CK7) |
| Parameter | Value |
|---|---|
| NSN | 2940-00-531-6441 |
| Primary Part Number | 15204-501 |
| Item Name | Filter Assy,air |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Manufacturer | Wintec Llc |
| 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 |
|---|---|
| 15204-501 PRIMARY | Wintec Llc (USA) |
| Reference | Meaning |
|---|---|
| 696732-1 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 2940-00-531-6441 is a Filter Assy,air, manufactured by Wintec Llc, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
NSN 2940-00-531-6441 has 1 manufacturer part number on file: 15204-501 (Wintec Llc).
1 possible match (shared part number, not a government interchangeability claim): 1285-01-106-2881. Verify interchangeability with system specifications before substitution.
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.