The Vacuum Diaphragm, cataloged under National Stock Number 2990-01-270-9706, 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 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-270-9706 |
| Primary Part Number | CX149 |
| Item Name | Vacuum Diaphragm |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Ford Motor Craft |
| Status | ACTIVE |
| General Characteristics Item Description | AIR CLEANER |
| 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 |
|---|---|
| CX149 PRIMARY | Ford Motor Craft (USA) |
| Reference | Meaning |
|---|---|
| D7OE-9D448-B1A | 5/9 Secondary reference Ford Motor Company |
| D7OZ-9D448-B | 5/9 Secondary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
| D7OZ-9D448-B | 5/9 Secondary reference Ford Motor Company |
| D7OE-9D448-B1A | 5/9 Secondary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
NSN 2990-01-270-9706 is a Vacuum Diaphragm, manufactured by Ford Motor Craft, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-270-9706 has 1 manufacturer part number on file: CX149 (Ford Motor Craft).
Key specifications for CX149: General Characteristics Item Description: AIR CLEANER; End Item Identification: FORD 1980 THRU 1986 PASSENGER CARS. 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.