The Breather Filter,emission Control, cataloged under National Stock Number 2990-01-238-0874, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Ford Motor Craft. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-238-0874 |
| Primary Part Number | FA645 |
| Item Name | Breather Filter,emission Control |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Ford Motor Craft |
| Status | ACTIVE |
| Vehicle Design Control Activity | 79396 |
| 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 |
|---|---|
| FA645 PRIMARY | Ford Motor Craft (USA) |
| 42988 PRIMARY | Wix Corp (USA) |
| CB32 | Hastings Manufacturing Co Div Hastings Manufacturing Company (USA) |
| AB3124 PRIMARY | Arvinmeritor Inc (USA) |
| Reference | Meaning |
|---|---|
| D7FZ9D695A | 5/9 Secondary reference Ford Motor Company |
| D7FZ9D695A | 5/9 Secondary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
NSN 2990-01-238-0874 is a Breather Filter,emission Control, manufactured by Ford Motor Craft, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-238-0874 has 4 manufacturer part numbers on file: FA645 (Ford Motor Craft), 42988 (Wix Corp), CB32 (Hastings Manufacturing Co Div Hastings Manufacturing Company), AB3124 (Arvinmeritor Inc).
1 possible match (shared part number, not a government interchangeability claim): 8020-01-609-1836. Verify interchangeability with system specifications before substitution.
Key specifications for FA645: Vehicle Design Control Activity: 79396; End Item Identification: 1979FORD MUSTANG,V-6 W/2800 CC'ENGINE; PINTO,MERCEDES,BOBCAT AND CAPRI MODELS W. 1 specification is documented in the U.S. Government catalog.
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.