The Filter Element,fluid, cataloged under National Stock Number 2945-01-064-4571, 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.. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2945-01-064-4571 |
| Primary Part Number | 7583283 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 2945 / 29 — Engine Air and Oil Filters, Cleaners, Aircraft Prime Moving |
| Manufacturer | Pti Technologies Inc. |
| 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 |
|---|---|
| 6895185 | Rolls-Royce Corporation (USA) |
| 7583283 PRIMARY | Pti Technologies Inc. (USA) |
| AC6091F-8Y91 PRIMARY | Pall Aeropower Corporation (USA) |
| Reference | Meaning |
|---|---|
| 5902054 | 3/2 Design control — primary reference U.S. Government activity |
| 6895185 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
| 038072-06 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2945-01-064-4571 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 2945-01-064-4571 has 3 manufacturer part numbers on file: 6895185 (Rolls-Royce Corporation), 7583283 (Pti Technologies Inc.), AC6091F-8Y91 (Pall Aeropower Corporation).
Key specifications for 7583283: End Item Identification: T63-A-700 AND T63-A-720 (TURBINE ENGINE), ROTARY WING AIRCRAFT. 0 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.