The Filter Element,fluid, cataloged under National Stock Number 1650-01-016-2984, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is Pti Technologies Inc.. Government technical data includes 13 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-01-016-2984 |
| Primary Part Number | 7581990 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Pti Technologies Inc. |
| Status | ACTIVE |
| Filtering Media Design | CELLULAR SINGLE FILTERING MEDIA RESPONSE |
| Body Diameter | 1.594 INCHES MINIMUM AND 1.656 INCHES MAXIMUM IN |
| Body Overall Length | 3.438 INCHES MINIMUM AND 3.500 INCHES MAXIMUM IN |
| Filtration Rating in Microns | 25.0 ABSOLUTE |
| Flow Direction | OUTSIDE IN |
| Drop Pressure | ERR-060 |
| Design Type | NONREUSABLE |
| Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 160.0 FAHRENHEIT MAXIMUM DEGF |
| Style Designator | CYLINDRICAL W/OUT CONTAINER |
| Body Inside Diameter | 0.885 INCHES MINIMUM AND 0.895 INCHES MAXIMUM IN |
| Differential Pressure | ERR-060 |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Material | PLASTIC FILTERING MEDIUM |
| 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 |
|---|---|
| 7581990 PRIMARY | Pti Technologies Inc. (USA) |
| Reference | Meaning |
|---|---|
| 673497-103 | 7/2 Vendor item drawing reference U.S. Government activity |
| 6734970193 | 5/9 Secondary reference U.S. Government activity |
NSN 1650-01-016-2984 is a Filter Element,fluid, manufactured by Pti Technologies Inc., classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-01-016-2984 has 1 manufacturer part number on file: 7581990 (Pti Technologies Inc.).
Key specifications for 7581990: Filtering Media Design: CELLULAR SINGLE FILTERING MEDIA RESPONSE; Body Diameter: 1.594 INCHES MINIMUM AND 1.656 INCHES MAXIMUM IN; Body Overall Length: 3.438 INCHES MINIMUM AND 3.500 INCHES MAXIMUM IN; Filtration Rating in Microns: 25.0 ABSOLUTE. 13 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.