The Filter Element,fluid, cataloged under National Stock Number 2945-01-054-0885, is classified within Federal Supply Class 2945 (Engine Air and Oil Filters, Cleaners, Aircraft Prime Moving) of the Engine Accessories group. The manufacturer of record is Pti Technologies Inc.. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2945-01-054-0885 |
| Primary Part Number | 7578678 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 2945 / 29 — Engine Air and Oil Filters, Cleaners, Aircraft Prime Moving |
| Manufacturer | Pti Technologies Inc. |
| Status | ACTIVE |
| Body Diameter | 3.290 INCHES NOMINAL IN |
| Body Overall Length | 3.500 INCHES NOMINAL IN |
| Tapered Hole Minor Diameter | 1.740 INCHES NOMINAL IN |
| Design Type | NONREUSABLE |
| Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 300.0 FAHRENHEIT MAXIMUM DEGF |
| Style Designator | CYLINDRICAL W/ CONTAINER (RIGID) |
| Tapered Hole Major Diameter | 1.507 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC SEAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 2945-01-054-0885 is a Filter Element,fluid, manufactured by Pti Technologies Inc., classified under FSC 2945, Engine Air and Oil Filters, Cleaners, Aircraft Prime Moving. Status: active.
NSN 2945-01-054-0885 has 2 manufacturer part numbers on file: 717126 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 7578678 (Pti Technologies Inc.).
Key specifications for 7578678: Body Diameter: 3.290 INCHES NOMINAL IN; Body Overall Length: 3.500 INCHES NOMINAL IN; Tapered Hole Minor Diameter: 1.740 INCHES NOMINAL IN; Design Type: NONREUSABLE. 8 specifications are 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.