The Filter Element,fluid, cataloged under National Stock Number 1650-00-941-7380, 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 11 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-00-941-7380 |
| Primary Part Number | 7553579 |
| 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 | MESH SINGLE FILTERING MEDIA RESPONSE |
| Body Diameter | 0.828 INCHES NOMINAL IN |
| Body Overall Length | 1.875 INCHES NOMINAL IN |
| Filtration Rating in Microns | 25.0 ABSOLUTE |
| Flow Direction | PARALLEL |
| Design Type | REUSABLE |
| Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 300.0 FAHRENHEIT MAXIMUM DEGF |
| Style Designator | CYLINDRICAL W/OUT CONTAINER |
| Body Inside Diameter | 0.377 INCHES NOMINAL IN |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Material | STEEL CORROSION RESISTING BODY |
| 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 |
|---|---|
| 7553579 | Pti Technologies Inc. (USA) |
| Reference | Meaning |
|---|---|
| 39-04332 | 5/2 Secondary reference U.S. Government activity |
| 21-10095 | 3/2 Design control — primary reference U.S. Government activity |
| 1650PL1414594 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 11-829 | 5/9 Secondary reference Donaldson Company, Inc. |
| 11-829 | 5/9 Secondary reference Donaldson Company, Inc. |
| 21-10095 | 5/2 Secondary reference U.S. Government activity |
NSN 1650-00-941-7380 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 1650-00-941-7380 has 1 manufacturer part number on file: 7553579 (Pti Technologies Inc.).
3 possible matches (shared part number, not a government interchangeability claim): 5820-01-095-1358, 5950-01-103-6732, 6685-01-626-4600. Verify interchangeability with system specifications before substitution.
Key specifications for 7553579: Filtering Media Design: MESH SINGLE FILTERING MEDIA RESPONSE; Body Diameter: 0.828 INCHES NOMINAL IN; Body Overall Length: 1.875 INCHES NOMINAL IN; Filtration Rating in Microns: 25.0 ABSOLUTE. 11 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.