The Breather Filter,emission Control, cataloged under National Stock Number 2990-01-346-9855, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Breather Filter,emission Control |
| FSC / FSG | 2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29) |
| Manufacturers | Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany. (CAGE 62681) |
| Parameter | Value |
|---|---|
| NSN | 2990-01-346-9855 |
| Primary Part Number | 389243 |
| Item Name | Breather Filter,emission Control |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany. |
| 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 |
|---|---|
| 389243 PRIMARY | Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany. (USA) |
| Reference | Meaning |
|---|---|
| YMD-5552-R ITEM 212 | 5/9 Secondary reference Appleton Marine Inc |
| YMD-5556-R ITEM 212 | 5/9 Secondary reference Appleton Marine Inc |
| 5Z5717707 ITEM 212 | 5/9 Secondary reference Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany. |
| 5717707 | D/9 Drawing number reference only Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany. |
NSN 2990-01-346-9855 is a Breather Filter,emission Control, manufactured by Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-346-9855 has 1 manufacturer part number on file: 389243 (Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany.).
1 possible match (shared part number, not a government interchangeability claim): 2520-01-617-0271. 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.